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NASA delays Artemis missions again. What could this mean for the moon, Mars and space leadership?
NASA has pushed its first two crewed Artemis moon missions back to 2026 and 2027, and the move could have big ramifications.
Who is that dying blue robot in the new 'Superman' trailer?
An explanation of the dead robot in the new James Gunn "Superman" teaser trailer
Could that be Santa's sleigh? Early risers can spot the ISS from the UK this Christmas
A bright streak of light in the pre-dawn skies above the U.K. could easily be mistaken for Santa Claus getting an early start to his Christmas deliveries.
Space pictures! See our space image of the day
Space.com's image of the day rounds up the most awe-inspiring space photos right here, with a new image everyday.
On this day in space! Dec. 23, 1672: Giovanni Cassini discovers Saturn's moon Rhea
On Dec. 23, 1672, Italian astronomer Giovanni Cassini discovered Rhea, Saturn's second-largest moon. Rhea is made up of rock and ice and is covered in craters.
'Silo' Season 2 Episode 6: How far will Bernard go to maintain control?
A recap of Apple TV+'s "Silo" Season 2 Episode 6, "Barricades"
Accidental discovery reveals 'millinovas,' a new class of cosmic explosion 100 times brighter than the sun
Astronomers have accidently spotted a new type of cosmic explosion called a "millinova" triggered by white dwarfs feeding on stars. If that sounds familiar get ready for a suprise!
This Christmas Eve, humans will try to embrace a star
Parker Solar Probe will make an immensely close pass by the sun on Dec. 24 — but its scientists aren't worried. They have faith in their explorer.
