Physicists theorize our universe may have collided with another in the past, creating the Big Bang. Level two of the ...

A scientist has identified a possible astronomical explanation for the Star of Bethlehem, as described in the Bible ...

The most widely accepted explanation for how the Moon was formed is the giant-impact theory. It states that a Mars-size ...

Astronomers observed a white dwarf and subdwarf 4,000 light-years away, spiralling toward collision, testing Einstein's ...

New research suggests Earth's Moon formed from the catastrophic collision of our planet with its \"sister\" planet, Theia, born nearby. This \"sibling\" p ...

Gold holds incredible value in the markets of our world. But have you ever stopped to wonder where it comes from?

New research suggests that Theia, the object whose collision with Earth is theorized to have caused the formation of the moon ...

A new scientific study is rewriting one of the most recognized origin stories in astronomy: how the Moon was formed may not ...

Scientists traced the Moon's parent planet Theia to the inner Solar System, solving a 4.5-billion-year mystery.

High up in Earth's orbit, millions of human-made objects large and small are flying at speeds of over 15,000 miles per hour.

Fresh observations of two merging black holes confirm predictions made by Stephen Hawking based on Albert Einstein’s theory. A decade after the first detection of gravitational waves from two merging ...

UN planetary defenses target the interstellar object 3I/ATLAS in a massive drill. Stunning amateur images of the alleged ...