@Starlit Astronomy: The many mysteries of Venus may be related to a massive celestial impact event. In the early solar system ...

New research warns that if we don't hit an asteroid in exactly the right spot, it could end up on a collision course with ...

Learn more about tides and tidal bulge, and how they’re contributing to the moon drifting away.

Learn why the Moon moving away from Earth affects tides and Earth's rotation. Discover this fascinating lunar phenomenon and ...

Imagine a massive celestial body colliding with Uranus at high speed; this impact could have 'overturned' Uranus, causing its ...

The sun has become increasingly active since 2008, a new NASA study shows. Solar activity is known to fluctuate in cycles of ...

NASA has responded to speculation that mysterious interstellar object 3I/ATLAS is actually an alien starship preparing to invade Earth.

So the bottom line is that the gravity of the closer tidal bulge on the Earth is pulling the Moon forward, which increases the size of the Moon’s orbit. This means that the Moon gets slightly farther ...

Asteroid deflection could backfire if the impact shoves the rock into a cosmic keyhole, a hidden trapdoor in space.

New measurements have revealed that Jupiter — the largest planet in our solar system — is actually smaller and more flattened ...

UC Santa Cruz applied mathematicians produced the first self-consistent models of the Sun’s tachocline incorporating the ...

The dwarf planet Pluto and its five known natural satellites (Charon, Styx, Nix, Kerberos, and Hydra) may be frigid, but ...