A quartet of space probes is heading to Mars soon looking to answer lots of new questions — and an old one.
The Winter 2020 issue (vol. 49 no. 1) of Mercury magazine is online for ASP members, featuring a goodbye to Spitzer, kicking off a busy decade for Mars, and paying tribute to Katherine Johnson.
Tasked with mapping the motions of stars in our galaxy, the European mission is doing so much more.
A Chinese satellite got a historic view of the July 2 total solar eclipse from BEYOND Moon orbit.
How a mission designed to monitor climate change is also a prototype for a technique to detect gravitational waves. [Feature excerpt]
NASA's OSIRIS-REx gets a beautiful crescent view of the asteroid, revealing the incredible array of rocks on its surface.
On April 11, Israel’s dreams of landing its first spacecraft on the Moon ended after Beresheet crashed into the lunar surface—but it wasn't a failure, not by a long shot. [Feature excerpt]