Chandrayaan-3 Commemorated for Moon Landing (2023)

Organizer: Indian Space Research Organisation (ISRO)
Statio Shiv Shakti, 69.373°S 32.319°E, Moon Surface
Chandrayaan-3 Vikram lander and Pragyan rover celebrated today after successfully landing on Moon in 2023; marking India as the 4th ...

Astroscience on the African Continent

Organizer: National Space Research and Development Agency (NASDRA), Astroscience Exploration Network (ASEN) of Network of Researchers on the Chemical Emergence of Life (NoRCEL)
Abuja, Nigeria

Van Allen Probes Mark Another Year in Space

Organizer: National Aeronautics and Space Administration (NASA)
Low Earth Orbit (LEO)
NASA spacecraft surpasses another full year in space today, launched 2012; adding to the understanding of Earth radiation belt environment ...

Tanabata Block Party 2025

Organizer: Maunakea Observatories
Hilo HI, USA
Community event of astronomy activities at North Aʻohōkū Place facilities
Free

K-12 Astronomy Education Conference (K-12 Astro Asia 2025)

Organizer: National Astronomical Research Institute of Thailand (NARIT)
Princess Sirindhorn AstroPark Chiang Mai, Thailand
Education conference for teachers of astronomy, a separate subject in the mandatory curriculum of Thai schools.

8th Annual EMER-GEN® Program

Organizer: Space Generation Advisory Council (SGAC), Advanced Maui Optical and Space Surveillance Technologies (AMOS)
Maui HI, USA
Mentoring and networking on space careers for young professionals and students.
$345 – $445

Mercury Laboratory Workshop 2025

Organizer: European Space Agency (ESA), University of Helsinki, Europlanet
Helsinki, Finland
2nd gathering to foster collaboration on study of the planet.

Binary Asteroids Meeting VI

Organizer: Nice Observatory
Observatoire de la Côte D’Azur Nice, France
Discussing binary and multiple systems among the NEO, Hungaria, main-belt, Trojan, Centaur and TNO populations.

World Space Business Week

Organizer: Novaspace
Paris, France
Expecting 1400+ from 60+ countries; includes Space Innovation Summit on Sep 17; at Hôtel du Collectionneur or online.
€660 – €3600

ExMAG Fall 2025 Meeting

Organizer: Lunar and Planetary Institute (LPI)
Houston TX, USA
Discussion of NASA extraterrestrial materials collections, including samples collected by Mars 2020, presentations on geological context and specific science hypotheses ...

11th GEGSLA operational meeting

Organizer: Moon Village Association (MVA), Global Experts Group on Sustainable Lunar Activities (GEGSLA)
Online / Vienna, Austria
To highlight importance of international cooperation for sustainable utilization of lunar resources; contact gegsla@moonvillageassociation.org.

Juno Perijove 76 / 75th Science Flyby

Organizer: National Aeronautics and Space Administration (NASA)
Jupiter Orbit
NASA craft to perform Jupiter flyby during Perijove 76, its 76th close flyby of Jupiter and 75th science flyby with ...

Launch Falcon 9 / Starlink Group 17-12

Organizer: SpaceX
SLC-4E, Vandenberg SFB CA, USA United States Space Force Base, Santa Barbara County, CA, United States
Satellites for space-based Internet service

Launch New Shepard / NS-35

Organizer: Blue Origin
West Texas Suborbital Launch Site / Corn Ranch, Van Horn TX, USA Launch Site One (LSO), Van Horn, TX, United States
An uncrewed mission using the RSS H.G. Wells capsule, this is the 35th flight for the New Shepard program, taking ...

NASA Selects 2025 Astronaut Candidates

Organizer: National Aeronautics and Space Administration (NASA)
Online / Washington DC, USA
After evaluating more than 8,000 applications, NASA will debut its 2025 class of astronaut candidates. Live event for the 2025 ...

September Equinox

Organizer: Sun-Earth
Worldwide
The Sun rises exactly in east traveling through sky for 12 hours, sets exactly in west; every place on Earth ...

NASA news conference on the Artemis II Moon mission

Organizer: National Aeronautics and Space Administration (NASA)
Online
NASA to preview Artemis II Moon Mission 11:00 EDT . News conference on the science and technology of Artemis II ...

NASA news conference with the Artemis II astronauts

Organizer: National Aeronautics and Space Administration (NASA)
Online
News conference with the Artemis II astronauts 10:00 EDT. NASA will also host an Artemis II media day at NASA ...

Space Generation Congress 2025

Organizer: Space Generation Advisory Council (SGAC)
Sydney, Australia
The Space Generation Congress (SGC) is the annual meeting of the Space Generation Advisory Council always held in conjunction with ...

Surface Power Workshop: Lunar Power Applications at Various Scales

Organizer: Lunar Surface Innovation Consortium (LSIC), Johns Hopkins University Applied Physics Lab (JHU-APL)
Online
Registration is due 19 Sep for this online event. LSIC Surface Power Capability Area will host their annual virtual workshop! ...
Free

Live Chat with Veteran NASA Astronaut Leland Melvin

Organizer: Astronaut Scholarship Foundation (ASF)
Online
Astronaut Scholarship Foundation presents a Live Chat with veteran NASA Astronaut Leland Melvin on Thursday, September 25th at 1:00 PM ...
Free

Abstracts Due: 2025 LSIC Fall Meeting (being held Nov 5-6)

Organizer: Lunar Surface Innovation Consortium (LSIC), Johns Hopkins University Applied Physics Lab (JHU-APL), National Aeronautics and Space Administration (NASA)
Online
Abstracts due for 2025 LSIC Fall Meeting to be held Nov 5-6 at Georgia Institute of Technology in Atlanta GA, ...

Fall Astronomy Day 2025

Organizer: The Astronomical League
Worldwide
Astronomical societies, planetariums, museums and observatories sponsor public viewing sessions, presentations and workshops.

2nd Academic Symposium on Chang’E-8 Mission Scientific Exploration and Research

Organizer: Lunar Exploration and Space Engineering Center of the Chinese Academy of Sciences, Institute of Optoelectronics of the Chinese Academy of Sciences
Chengdu, Sichuan Province, China
During this prototype R&D period, the Forum aims to verify the scientific objectives of the payload and ground testing operations ...

The QUAD Industry Networking Series

Organizer: Indo-Pacific Space & Earth Network, International Astronautical Federation (IAF)
Sydney, Australia
IAF Adjacent Event; for business discussions re space, technology, etc., followed by Five Nations Partner Forum and Welcome Reception.

Astrosat Marks Another Year in Space

Organizer: Indian Space Research Organisation (ISRO)
Low Earth Orbit (LEO)
Indian Space Research Organisation (ISRO) first dedicated multi-wavelength space observatory surpasses another full year in space today, launched 2015.

Global Spaceport Alliance (GSA) International Spaceport Forum

Organizer: Global Spaceport Alliance (GSA)
Sydney, Australia
Advancing Spaceport Development and Operations through Global Collaboration Following the success of the inaugural International Spaceport Meeting in Milan, co-hosted ...

The Solar System in Context Conference

Organizer: National Optical-Infrared Astronomy Research Laboratory (NOIRLab), University of Arizona
Tucson AZ, USA
The Solar System in Context Toward an interconnected perspective on the formation and evolution of the Solar System, exoplanetary systems, and ...

Launch Electron / JUSTIN

Organizer: Rocket Lab
SLC-2, Wallops Flight Facility WA, USA
Sub-orbital launch under Rocket Lab Hypersonic Accelerator Suborbital Test Electron (HASTE) program for USA government payload. Estimated launch cost: US$6,000,000.

Inventing Tomorrow: Imagining the Space Observatories of the Future

Organizer: American Institute of Aeronautics and Astronautics (AIAA) Los Angeles Section
Lawndale CA, USA
Evening Town Hall meeting of the Los Angeles Section of the American Institute of Aeronautics and Astronautics; with Jonathan Arenberg, ...

Launch Falcon 9 / Project Kuiper (KF-03)

Organizer: SpaceX
SLC-40, Cape Canaveral SFS FL, USA FL
The 3rd of 3 launches for Amazon Kuiper low Earth orbit satellite internet constellation.

AIAA SF: Young Professionals Happy Hour

Organizer: American Institute of Aeronautics and Astronautics (AIAA)
Mountain View CA, USA
All ages welcome! Come and join your colleagues and friends in the aerospace profession in a relaxed atmosphere. Network over a ...

Launch Falcon 9 / Starlink Group 11-39

Organizer: SpaceX
SLC-4E, Vandenberg SFB CA, USA United States Space Force Base, Santa Barbara County, CA, United States
Another batch of 28 satellites for SpaceX Starlink internet communications mega-constellation.

International Observe the Moon Night 2025

Organizer: International Observe the Moon Night Organization
Worldwide
For observation, appreciation, understanding of the Moon / its connection to planetary science / exploration; 1st quarter Moon is best ...

SAS Sydney Space Architecture Symposium

Organizer: International Astronautical Federation (IAF), Australian Space Agency (ASA)
Sydney, Australia
IAC Adjacent Event; includes live demo of lunar habitat construction; at University of New South Wales Kensington

NASA Space Apps Challenge

Organizer: National Aeronautics and Space Administration (NASA), Indian Space Research Organisation (ISRO), Japan Aerospace Exploration Agency (JAXA), European Space Agency (ESA), Australian Space Agency (ASA), Canadian Space Agency (CSA-ASC), Italian Space Agency (ASI), others
Worldwide
48-hour hackathon in French and English for space enthusiasts, programmers, designers, engineers, entrepreneurs and students; 2800+ local events and online

World Space Week

Organizer: World Space Week Association
Worldwide
Celebrating international contributions of space science for betterment of the human condition; Oct 4 is 68th observation of 1st Space ...

Robopalooza Australia 2025 Perth

Organizer: Institute of Electrical and Electronic Engineers (IEEE), Moon Village Association (MVA), American Institute of Aeronautics and Astronautics (AIAA), Pacific International Space Center for Exploration Systems (PISCES), American Society of Civil Engineers (ASCE), Indo-Pacific Robotics, Autonomy, AI and Cyber Conference and Exhibition (IPRAAC)
Perth, Australia
2nd annual ROBOPALOOZA.space festival will take place at the Australian Automation and Robotics Precinct (AARP), feature Student and Business Innovation ...

The Day of Action to Save NASA Science

Organizer: American Astronomical Society (AAS), American Institute of Aeronautics and Astronautics (AIAA), National Space Society (NSS), The Planetary Society
Washington DC, USA
To facilitate meetings between individuals and their elected officials to push back against proposed cuts to NASA science funding in ...

Astronomical Heritage of the Middle East 2 (AHME-2)

Organizer: Instituto de Astrofísica de Andalucía, Byurakan Astrophysical Observatory (BAO)
Byurakan, Armenia
2nd international conference on astronomy in culture, astrochemistry, astrobiology, astrogeology, archaeoastronomy.

Launch Falcon 9 / Starlink Group 11-17

Organizer: SpaceX
SLC-4E, Vandenberg SFB CA, USA United States Space Force Base, Santa Barbara County, CA, United States
Another batch of satellites for Starlink space-based Internet service.

Space Frontier Foundation Space Policy Town Hall

Organizer: Space Frontier Foundation (SFF)
Online
What it'll cover: Context of Space Frontier Foundation Policy Work DC Insider Situation Report Moderated Q&A From the SFF Outreach ...

Draconids Meteor Shower Peak

Organizer: Comet 21P / Giacobini-Zinner
Worldwide
Appearing when Earth passes through the tail of Comet 21P / Giacobini-Zinner, the comet was a perihelion in 2025; speculation ...

Launch New Shepard NS-36

Organizer: Blue Origin
West Texas Suborbital Launch Site / Corn Ranch, Van Horn TX, USA Launch Site One (LSO), Van Horn, TX, United States
NS-36 is the 15th crewed flight for the New Shepard program. A landing back on the launch pad for the ...

Webinar: The Space Investment Horizon

Organizer: Space News
Online
From inflationary pressures and shifting interest rates to supply chain challenges and intensifying great-power competition, today’s macroeconomic and geopolitical forces ...

Planetary Sample Science Seminar

Organizer: National Aeronautics and Space Administration (NASA)
Online
Presentation by Ann Ollila of Los Alamos National Laboratory: Advancing Spectroscopy Instrumentation for Planetary Exploration from the Subsurface to the Sky. ...

Launch Falcon 9 / Project Kuiper (KF-03)

Organizer: SpaceX
SLC-40, Cape Canaveral SFS FL, USA FL
Third of 3 launches for Amazon Kuiper LEO internet satellites; 24 satellites.

Info Session on Moon Mapping for Citizen Scientists

Organizer: Planetary Science Institute
Online
Citizen Scientists can now contribute to mapping areas of the Moon dominated by impact melt deposits in our NASA-funded project. ...

Launch Long March 8A / Unknown Payload

Organizer: China National Space Administration (CNSA)
Wenchang Space Launch Center, Hainan Island, China (19° N)
8A is capable of taking 7,000kg to orbit, including and SSO with altitude 700km, using a liquid oxygen / liquid ...

8th High Speed Aerospace Transportation (HSAT) Workshop

Organizer: Midland International Air and Spaceport Business Park and Facilities
Midland TX, USA
At University of Texas Permian Basin (UTPB), College of Engineering Building Speaker sessions, panels, roundtables, debate, networking Subjects: safety, technology, ...
$249

European Space Agency (ESA) ESTEC Open Days

Organizer: European Space Agency (ESA)
Noordwijk, the Netherlands
At the European Space Research and Technology Centre (ESTEC), the largest site of the ESA, is a weekend celebration with ...

SXSW Sydney Conference

Organizer: International Astronautical Federation (IAF), SXSW Sydney, Destination NSW, SXSW LLC
Sydney, Australia
IAC Adjacent Event expecting 1,200+ attendees from 40+ countries; 6 tracks: Tech & Innovation, Business & Leadership, Marketing & Media, ...
$600 – $1400

Launch Starship / Flight 11

Organizer: SpaceX
Starbase, 25.9°N, Boca Chica TX, USA
Hawai'i Time for launch is 13:15. 11th test flight of 2-stage Starship launch vehicle. Super Heavy Booster 15-2 is planned ...

Launch Falcon 9 / SDA Tranche 1 Transport Layer C

Organizer: SpaceX
SLC-4E, Vandenberg SFB CA, USA United States Space Force Base, Santa Barbara County, CA, United States
Taking 21 satellites made by Lockheed Martin, it is one of 6 launches for USSF SDA for worldwide connectivity, which ...

Planetary Sample Science Seminar

Organizer: National Aeronautics and Space Administration (NASA)
Online
Presentation by Josh Wimpenny of Los Alamos National Laboratory: Behaviour of moderately volatile elements on the Moon. Join here: https://sservi.nasa.gov/casa-moon-seminar-series ...

Launch Long March 8A / Unknown Payload

Organizer: China Aerospace Science and Technology Corporation (CASC)
Wenchang Space Launch Center, Hainan Island, China (19° N)

2025 Stanford on the Moon Conference

Organizer: Stanford on the Moon (SOM) Alumni Club
Stanford CA, USA
At Varian Physics Building Room PAB 102-103, during Stanford Reunion Homecoming Weekend.

Launch Falcon 9 / Starlink Group 11-19

Organizer: SpaceX
SLC-4E, Vandenberg SFB CA, USA United States Space Force Base, Santa Barbara County, CA, United States
28 Starlink satellites to LEO for space-based internet

Orionids Meteor Shower Peak

Organizer: Halley’s Comet
Worldwide
One of 2 showers yearly from Halley’s Comet dust, one dust cloud from Halley's path toward the Sun, and one ...

Fall Journey Through the Universe

Organizer: Gemini Observatory, National Optical-Infrared Astronomy Research Laboratory (NOIRLab), Maunakea Observatories
Hawai'i Island HI, USA
Event in its 22nd year, inviting STEAM professionals and Maunakea Observatories staff to participate in 80 Hawai'i classroom visits.

Launch Falcon 9 / Starlink Group 11-5

Organizer: SpaceX
SLC-4E, Vandenberg SFB CA, USA United States Space Force Base, Santa Barbara County, CA, United States
28 Starlink satellites to LEO for space-based internet

Launch Falcon 9 / Starlink Group 10-21

Organizer: SpaceX
SLC-40, Cape Canaveral SFS FL, USA FL
29 Starlink satellites to LEO for space-based internet 1st stage, called Booster B1077, is scheduled to land on drone ship ...

NASA Armstrong Research Center Partnership Days

Organizer: NASA Armstrong Flight Research Center
Edwards CA, USA
RSVP is required by 26 Sep for innovative companies to collaborate on groundbreaking research and development, and for NASA Armstrong ...

Launch H3 / HTV-X1 Cargo Ship to ISS

Organizer: Japan Aerospace Exploration Agency (JAXA)
Tanegashima Space Center, Japan
Launch of Japan Aerospace Exploration Agency (JAXA) first upgraded HTV cargo vehicle, HTV-X1, to the International Space Station. Hawai'i Time ...

7th Summit for Space Sustainability

Organizer: Secure World Foundation (SWF), Centre National D’études Spatiales (CNES), Government of France
Paris, France
At Conference Center Pierre Mendès or online.
$125 – $450

Planetary Sample Science Seminar

Organizer: National Aeronautics and Space Administration (NASA)
Online
Presentation by Adrian Brearley of University of New Mexico: Applications of Advanced Scanning Transmission Electron Microscopy Techniques to Understand Processes ...

New Worlds 2025

Organizer: Earthlight Foundation
Austin TX, USA
Featuring the Space Cowboy Ball; space entrepreneurs, artists, engineers, dreamers, Orson Scott Card, Robert Zubrin, Dylan Taylor, Frank White, et ...
$599 – $799

XPrize Visioneering

Organizer: XPrize Foundation
Malibu CA, USA
Meet the teams currently competing for an XPrize and help choose a winner, learn about breakthrough technology and solutions.

Planetary Science Conference

Organizer: Jagiellonian University
Kraków, Poland
Objectives and scope of the PSC 2025: Presentation of current achievements in planetary science Development of planetary and space science ...

Lunar Surface Innovation Consortium Surface Power Telecon

Organizer: Johns Hopkins University Applied Physics Lab (JHU-APL)
Online
Shusaku Kanaya of JAXA will present on the SLIM lander's solar panels, including how they helped the spacecraft operate during ...

Mars Odyssey Marks Another Year in Mars Orbit

Organizer: National Aeronautics and Space Administration (NASA)
Mars Orbit
NASA spacecraft surpasses another full year in orbit around Mars today, holds record for longest-surviving continually active spacecraft in orbit ...

SmallSat Education Conference

Organizer: American Institute of Aeronautics and Astronautics (AIAA), Federal Business Council
Kennedy Space Center Visitor Complex FL, USA
With keynote speaker Charles Bolden.

Nihonbashi Space Week 2025

Organizer: Cross U Open Innovation Platform for the Space Business
Tokyo, Japan
Described as largest space business event in Asia, 8,000+ participants, 90+ exhibitors and 150+ speakers are expected at 28 events, ...
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