Astronomers witnessed planets colliding 11,000 light-years away, an event that could shed light on the collision that created Earth's moon.

When English author J.R.R. Tolkien crafted his fantasy world Middle-earth, he argued storytellers are essentially “sub-creators” – they build fictional realms with internally consistent laws. For a ...

The possibility that a huge space rock — once deemed the riskiest asteroid ever observed — could hit the moon now appears to ...

In 2020, a study confirmed that two planets orbited the nearby red dwarf, GJ 887. Now, astronomers have confirmed the ...

A fast-moving asteroid called 2026 DG7 is set to pass relatively close to Earth. Scientists say it poses no danger, but the event is drawing attention from space agencies worldwide. Why?

The tool will let you track NASA's modern lunar program during its 10-day flight around the moon and back again.

A newly discovered asteroid, 2026 EG1, is set to make an exceptionally close pass by Earth on the night of March 12, 2026.

A new study has found that an asteroid NASA used for target practice a few years ago was nudged into a slightly different route around the sun.

The curious minds at What If use a hypothetical Earth 2.0 to reveal the terrifying long-term fate of our Sun.

"For asteroids of the size scale relevant to planetary defense (i.e., ∼50-500 m), the mass can only be directly measured ...

According to the space agency's tracking, the rock is hurtling through space at more than 21,500 miles per hour.