TESS to Launch April 16 in Search of New Worlds
|
MONDAY Ongoing…
|
= All times
for terrestrial events in local time unless noted.
= All times for international terrestrial events in local time unless noted.
= All times for space events, and…
= All times for international space / astro events in Hawaii Standard Time unless noted. Add 10 hours to obtain UT (‘Universal Time’).
Weekly Planet Watch – Evening Planets: Venus (W), Jupiter (S); Morning Planets: Mars (SE), Saturn (SE).
Three Mid-April Launches and Commercial Spaceflight Updates
|
![]()
Continued from…
TUESDAY
|
Apr 17 — Moon: 5.2° SSE of Venus, 12:00.
Apr 17 — Amor Asteroid 2018 GC2: Near-Earth Flyby (0.023 AU)
WEDNESDAY
Apr 18 — ISPCS, Colorado Springs CO: International Symposium for Personal and Commercial Spaceflight Meet Up at 34th Space Symposium; Broadmoor Hotel South Tower Room 3316, 17:30-18:30.
Apr 18 — Foothill College, Los Altos Hills CA: Silicon Valley Astronomy Lecture Series: Rubble Piles in the Sky: The Science, Exploration, and Danger of Near-Earth Asteroids; Michael Busch of SETI Institute, 19:00.
Apr 18-20 — University of Aizu, Lunar and Planetary Institute, Universities Space Research Association (USRA), Fukushima, Japan: New Views of the Moon 2 — Asia.
Apr 18 — Moon: 8.8° SSE of Pleiades, 03:00; 1.0° NNW of Aldebaran, 19:00.
Apr 18 — Uranus: At conjunction with Sun, 04:00.
Apr 18 — Apollo Asteroid 2015 XE352: Near-Earth Flyby (0.070 AU)
THURSDAY
Apr 19 — Roscosmos State Corporation, Launch Proton / Blagovest No. 12L, Baikonur Cosmodrome, Kazakhstan: Proton rocket and Breeze M upper stage to launch Blagovest No. 12L communications satellite; 04:12 local time.
Apr 19 — Secure World Foundation, Space Foundation, Colorado Springs CO: The Commercial Sector and Norms for Responsible Use of Space; invitation-only lunch salon, 12:15-13:45.
Apr 19 — SETI Institute, Menlo Park CA: SETI Talks: What Are We Protecting Mars From — And Why Do We Bother? featuring Robert Zubrin, John Rummel, Seth Shostak, 19:00-20:00.
Apr 19 — Cornell University, Ithaca NY: Lecture: The Magnetic and Cosmic Ray and Gravitational Energy in some Interesting Astrophysical Systems; Philipp Kronberg from University of Toronto.
Apr 19-20 — The National Academies, Irvine CA: Exoplanet Science Strategy.
Apr 19 — Apollo Asteroid 2014 JG15: Near-Earth Flyby (0.050 AU)
Apr 19 — Apollo Asteroid 2015 HD10: Near-Earth Flyby (0.098 AU)
FRIDAY
Apr 20 — Rocket Lab, Launch Electron / “It’s Business Time” Multi-Payload, Launch Complex 1, Mahia Peninsula, New Zealand: Two-week launch window opens for first full commercial launch dubbed ‘It’s Business Time’ with two Spire Lemur 2 CubeSats and one GeoOptics CICERO satellite.
Apr 20 — Caltech, Pasadena CA: Lecture: The Celestial Movers and Shakers: How Gas Giants Shape Planetary Systems; by Marta Bryan, 20:00.
Apr 20 — Lunar and Planetary Institute, Houston TX: Seminar: Contribution of Sublimating Water Ice to Ceres’ Exosphere; Margaret Landis from University of Arizona.
Apr 20-21 — Mojave Air and Space Port, Mojave Transportation Museum, Mojave CA: 4th Annual Indoor Freeflight Event and Mojave Experimental Fly-in; at Mojave Air and Space Port.
Apr 20 — Moon: At perigee (distance 368,713 km), 04:36; 4.1° S of M35 cluster, 09:00.
Apr 20 — Aten Asteroid 2016 JP: Near-Earth Flyby (0.031 AU)
Apr 20 — Apollo Asteroid 2010 JO33: Near-Earth Flyby (0.060 AU)
SATURDAY
Apr 21 — CNSA, Launch Long March 3B / Apstar 6C, Xichang Satellite Launch Centre, Sichuan, China: Long March 3B rocket to launch Apstar 6C communications satellite.
Apr 21 — The Astronomical League, Global: Spring Astronomy Day 2018; astronomical societies, planetariums, museums, observatories sponsoring public viewing sessions, presentations, workshops.
Apr 21 — Kennedy Space Center Visitor Complex, NASA, Titusville FL: 2018 U.S. Astronaut Hall of Fame Ceremony and Gala; Thomas Jones and Scott Altman to be inducted into Astronaut Hall of Fame.
Apr 21 — Moon: 11.8° S of Castor, 17:00; 8.2° S of Pollux, 21:00.
Apr 21 — Apollo Asteroid 2018 GR1: Near-Earth Flyby (0.047 AU)
SUNDAY
Apr 22 — Earth Day Network, Worldwide: Earth Day 2018; to broaden, diversify & activate the environmental movement worldwide; originally proposed to occur March 21 (first day of Spring) by creator John McConnell.
Apr 22 — Lyrid Meteor Shower Peak: Favorable due to Moon at first quarter, Lyrids derived from Comet C/1861 G1 Thatcher with period 415 years, are medium-swift (49 km/sec), often bright with persistent trains and can offer 15-20 per hour.
Apr 22 — Moon: At first quarter, 11:46; 1.6° S of Beehive Cluster, 20:00.
Apr 22 — Apollo Asteroid 2018 CY: Near-Earth Flyby (0.097 AU)
Apr 22 — Telsa Roadster: At opposition (0.166 AU).