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8th Annual EMER-GEN® Program

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

Mercury Laboratory Workshop 2025

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

Binary Asteroids Meeting VI

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

World Space Business Week

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

ExMAG Fall 2025 Meeting

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

11th GEGSLA operational meeting

Online / Vienna, Austria
Organizer: Moon Village Association (MVA)
To highlight importance of international cooperation for sustainable utilization of lunar resources; contact gegsla@moonvillageassociation.org.

Juno Perijove 76 / 75th Science Flyby

Jupiter Orbit
Organizer: National Aeronautics and Space Administration (NASA)
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

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

Launch New Shepard / NS-35

West Texas Suborbital Launch Site / Corn Ranch, Van Horn TX, USA Launch Site One (LSO), Van Horn, TX, United States
Organizer: Blue Origin
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

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

September Equinox

Worldwide
Organizer: Sun-Earth
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

Online
Organizer: National Aeronautics and Space Administration (NASA)
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

Online
Organizer: National Aeronautics and Space Administration (NASA)
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

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

Live Chat with Veteran NASA Astronaut Leland Melvin

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

Fall Astronomy Day 2025

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

The QUAD Industry Networking Series

Sydney, Australia
Organizer: Indo-Pacific Space & Earth Network
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

Low Earth Orbit (LEO)
Organizer: Indian Space Research Organisation (ISRO)
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

Sydney, Australia
Organizer: Global Spaceport Alliance (GSA)
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

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

Launch Electron / JUSTIN

SLC-2, Wallops Flight Facility WA, USA
Organizer: Rocket Lab
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

Lawndale CA, USA
Organizer: American Institute of Aeronautics and Astronautics (AIAA) Los Angeles Section
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)

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

AIAA SF: Young Professionals Happy Hour

Mountain View CA, USA
Organizer: American Institute of Aeronautics and Astronautics (AIAA)
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

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

International Observe the Moon Night 2025

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

SAS Sydney Space Architecture Symposium

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

NASA Space Apps Challenge

Worldwide
Organizer: National Aeronautics and Space Administration (NASA)
48-hour hackathon in French and English for space enthusiasts, programmers, designers, engineers, entrepreneurs and students; 2800+ local events and online

World Space Week

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

Robopalooza Australia 2025 Perth

Perth, Australia
Organizer: Institute of Electrical and Electronic Engineers (IEEE)
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

Washington DC, USA
Organizer: American Astronomical Society (AAS)
To facilitate meetings between individuals and their elected officials to push back against proposed cuts to NASA science funding in ...

Launch Falcon 9 / Starlink Group 11-17

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

Space Frontier Foundation Space Policy Town Hall

Online
Organizer: Space Frontier Foundation (SFF)
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

Worldwide
Organizer: Comet 21P / Giacobini-Zinner
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

West Texas Suborbital Launch Site / Corn Ranch, Van Horn TX, USA Launch Site One (LSO), Van Horn, TX, United States
Organizer: Blue Origin
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

Online
Organizer: Space News
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

Online
Organizer: National Aeronautics and Space Administration (NASA)
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)

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

Info Session on Moon Mapping for Citizen Scientists

Online
Organizer: Planetary Science Institute
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

Wenchang Space Launch Center, Hainan Island, China (19° N)
Organizer: China National Space Administration (CNSA)
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

Midland TX, USA
Organizer: Midland International Air and Spaceport Business Park and Facilities
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

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

SXSW Sydney Conference

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

Launch Starship / Flight 11

Starbase, 25.9°N, Boca Chica TX, USA
Organizer: SpaceX
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

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

Planetary Sample Science Seminar

Online
Organizer: National Aeronautics and Space Administration (NASA)
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

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

2025 Stanford on the Moon Conference

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

Launch Falcon 9 / Starlink Group 11-19

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

Orionids Meteor Shower Peak

Worldwide
Organizer: Halley’s Comet
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

Hawai'i Island HI, USA
Organizer: Gemini Observatory
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

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

Launch Falcon 9 / Starlink Group 10-21

SLC-40, Cape Canaveral SFS FL, USA FL
Organizer: SpaceX
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

Edwards CA, USA
Organizer: NASA Armstrong Flight Research Center
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

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

Planetary Sample Science Seminar

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

New Worlds 2025

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

XPrize Visioneering

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

Planetary Science Conference

Kraków, Poland
Organizer: Jagiellonian University
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

Online
Organizer: Johns Hopkins University Applied Physics Lab (JHU-APL)
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

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

SmallSat Education Conference

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

Nihonbashi Space Week 2025

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

Silicon Valley Space Week: Satellite Innovation

Mountain View CA, USA
Organizer: Airbus
Exploring breakthroughs in satellite tech and market dynamics. At the Computer Science Museum, 1401 Shoreline Blvd, Mountain View CA, and ...

Silicon Valley Space Week: MilSat Symposium

Mountain View CA, USA
Organizer: Airbus
Sharing insights into space defense strategies and government-commercial collaboration. At the Computer Science Museum, 1401 Shoreline Blvd, Mountain View CA, ...

Planetary Sample Science Seminar

Online
Organizer: National Aeronautics and Space Administration (NASA)
Presentation by Lingzhi Sun of University of Hawaii: Remotely exploring the interior of the Moon. Join here: https://sservi.nasa.gov/casa-moon-seminar-series Hosted by ...

Maunakea Moon Mountain Observing

Hale Pohaku ~9,200 ft, Mauna Kea HI, USA
Organizer: International Lunar Observatory Association (ILOA Hawai’i)
4:30 pm - Guests start driving to HP 4:45 - 5:45 pm - Lecture 5:58 pm - Sunset 6:30 - ...

Astronaut Scholarship Foundation Fall Auction

Organizer: Astronaut Scholarship Foundation (ASF)
Online auction to raise funds for scholarships, of items such as mementos from NASA Astronauts. Charity Navigator gives Astronaut Scholarship ...

Nominations Due: New Neil Armstrong Prize

Online
Organizer: Purdue University
Nominations for individuals or teams to receive the inaugural prize will be accepted beginning in August through Nov 1, 2025; ...
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