Space / NASA
Space launches, NASA missions, SpaceX events, and major astronomical announcements.
Upcoming Events
Mercury at Greatest Western Elongation — March 2027
Mercury reaches greatest western elongation of 27.6 degrees from the Sun — its widest separation of the year and the best morning apparition. Look east before sunrise.
March Equinox 2027 — Spring Equinox
The March (vernal) equinox marks the first day of astronomical spring in the Northern Hemisphere and autumn in the Southern Hemisphere.
42nd Space Symposium
The Space Foundation's 42nd Space Symposium runs April 12-15, 2027 at The Broadmoor in Colorado Springs, drawing 10,000+ space professionals and 24 space agencies.
Yuri's Night 2027 — The World Space Party
Global celebration of human spaceflight marking the anniversary of Yuri Gagarin's 1961 first crewed orbital flight and the 1981 first Space Shuttle launch. Hundreds of parties and events take place worldwide.
Lyrid Meteor Shower Peak 2027
The Lyrid meteor shower peaks in late April 2027, producing around 20 meteors per hour. One of the oldest observed meteor showers.
Eta Aquariid Meteor Shower Peak 2027
The Eta Aquariid meteor shower peaks in early May 2027, associated with Halley's Comet debris. Can produce 50+ meteors per hour in the Southern Hemisphere.
Venus-Saturn Conjunction 2027
Brilliant Venus passes about 0.6 degrees north of Saturn, a close pairing of the two planets in the sky.
ASCEND 2027 — AIAA Space Conference
AIAA's flagship space event returns to Washington, DC, uniting the commercial, civil and national security space communities alongside ISS research and development programming, cislunar exploration and long-duration human spaceflight sessions.
Blue Moon — Flower Moon May 2027
May's full Moon is a seasonal Blue Moon — the third of four full Moons in a single astronomical season. Full phase occurs at 10:59 UTC.
Mercury at Greatest Eastern Elongation — May 2027
Mercury reaches greatest eastern elongation of 22.9 degrees from the Sun, well placed in the western evening sky after sunset.
India Chandrayaan-4 Lunar Sample Return Mission
ISRO's Chandrayaan-4 mission to collect and return lunar soil samples to Earth. India's most ambitious space mission yet, following the successful Chandrayaan-3 south pole landing in 2023.
June Solstice 2027 — Summer Solstice
The June solstice marks the longest day of the year in the Northern Hemisphere and the start of astronomical summer.
Space Tech Expo USA 2027
The West Coast's premier event for spacecraft, satellite, launch vehicle and space technology manufacturing, bringing engineers, suppliers and primes together at the Anaheim Convention Center.
Mercury at Greatest Western Elongation — July 2027
Mercury reaches greatest western elongation of 20.7 degrees, its highest point above the horizon in the morning sky. Best time to view Mercury just before sunrise.
Penumbral Lunar Eclipse — July 18, 2027
A penumbral lunar eclipse occurs on July 18, 2027, with greatest eclipse near 16:03 UT. The Moon passes through Earth's outer shadow, producing a subtle dimming. Visible from Asia, Oceania, Africa, Antarctica and south-eastern Russia. This event closes Saros series 110.
Delta Aquariid Meteor Shower Peak 2027
The Southern Delta Aquariid meteor shower peaks overnight, producing up to 20 meteors per hour radiating from the constellation Aquarius. Best viewed from the southern tropics in the pre-dawn hours.
Total Solar Eclipse — Eclipse of the Century
The longest total solar eclipse over land this century, with up to 6 minutes 23 seconds of totality near Luxor, Egypt. Path crosses Spain, Morocco, Algeria, Tunisia, Libya, Egypt, Saudi Arabia, Yemen and Somalia.
Perseid Meteor Shower Peak 2027
The Perseid meteor shower peaks in mid-August 2027, one of the most popular annual meteor showers producing up to 100 meteors per hour.
NASA Lucy — Eurybates Trojan Asteroid Flyby
NASA's Lucy spacecraft makes its first primary encounter, flying past the Jupiter Trojan asteroid Eurybates and its small satellite Queta.
41st Annual Small Satellite Conference (SmallSat 2027)
The world's premier small satellite conference, bringing together industry, government and academia for technical sessions, exhibits and networking across four days in Utah.