Rocky planets like our Earth may be far more common than previously thought, according to new research published in the ...

Astronomers have repeatedly observed events near a distant star that mirror processes from the early solar system’s ...

A new research paper, published in the Science Advances journal, has postulated that rocky planets like ours may be far more ...

The search for life beyond Earth is a key driver of modern astronomy and planetary science. The U.S. is building multiple major telescopes and planetary probes to advance this search. However, the ...

A vast ring of rocky leftovers between Mars and Jupiter, the asteroid belt preserves clues to how the planets — and Earth ...

A new explanation for the solar system's radioactive elements suggests Earth-like planets might be found orbiting up to 50 ...