When Earth is opposite Mars from the sun, it will appear full because you’re looking directly on the daylit side. But ...
On 29 October 2025, 3I/ATLAS will reach its closest distance to the sun. Should we worry? Here's what experts say.
Need a refresher about 3I/ATLAS? Here's everything to know about the interstellar object, including when the latest ...
UN launches a global planetary-defence campaign as interstellar comet 3I/ATLAS speeds past Earth, sparking both scientific ...
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Mars is bigger and brighter this weekend than it will be all year. Here's how to see it
Mars will make its closest approach to Earth this weekend while rising to its highest point in the night sky. On Sunday (Jan. 12), the Red Planet will make its close approach of Earth at 8:32 a.m. EST ...
Final tests of NASA's laser beam communication technology suggests we'll soon have a new way to keep in touch with astronauts and spacecraft venturing into deep space.
I almost missed it. Amid a bout of prime-time doomscrolling, a social media post reminded me there was something worth seeing in the sky. Mars disappeared behind the full Moon for a little more than ...
As an astronomer studying the universe beyond Earth, I’m fond of “outside the box” views almost by default. But one of my favorites is whenever a spacecraft takes a snapshot of our home world and the ...
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