Tiny natural ice structures help arrange stones into spectacular landscapes.
China has test fired a huge new solid rocket motor, creating more propulsion options for the country’s growing space activities.
Physicists propose a new plan to "slice and dice" incoming asteroids that could save Earth from a deadly calamity.
Photos snapped by Perseverance show that Jezero Crater did indeed host a large river-fed lake in the ancient past.
Learn about planet Mars’ atmosphere, water supply and the possibility to support life, plus findings from the various Mars rover missions.
There's a lot to look at between now and the December solstice: two eclipses, four meteor showers, Venus reaching its pinnacle in brilliance and a potential bright comet!
For the next two and a half weeks, early-morning skywatchers will have an excellent opportunity to spot the so-called "elusive planet" — Mercury.
Today (Oct. 22), Space Chat will explore what's new in space, including "Dune" in space, a Martian blackout and SpaceX's Starship roaring to life.
Here's a guide to all the rocket launches and astronomical events in 2021, as well as milestones for space missions, anniversaries and conferences.