Latest about Astronomy
Space.com headlines crossword quiz for week of Nov. 3, 2025: Which meteor shower peaked this week?
Test your space smarts with our weekly crossword challenge, crafted from Space.com’s biggest headlines.
What is the moon phase today? Lunar phases 2025
Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2025.
Aging stars destroy their planets more often than we thought: What does this mean for Earth?
"We expected to see this effect, but we were still surprised by just how efficient these stars seem to be at engulfing their close planets."
No, interstellar comet 3I/ATLAS hasn't 'changed color', scientist says
While media outlets have reported that curious interstellar comet 3I/ATLAS has changed color, the scientists behind a recent study say that isn't actually the case.
Jupiter's volcanic moon Io may be hundreds of times hotter than scientists thought
NASA's Juno spacecraft has revealed that the solar system's most volcanic body is even hotter than scientists thought.
JWST makes 1st-ever detection of complex organic molecules around star in galaxy beyond our Milky Way
The molecules are building blocks of the chemical precursors of things such as RNA.
China's Tianwen 1 Mars probe captures images of interstellar comet 3I/ATLAS
China's Tianwen 1 spacecraft has imaged the interstellar comet 3I/ATLAS from Mars orbit, contributing to global efforts to study the rare visitor from beyond the solar system.
The moon looks set to roll down a ridge | Space photo of the day for Nov. 6, 2025
In Cerro Pachón, a full moon lights up the desert night sky and shows its many features.
