There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

When you look at the solar system, you might notice that the planets' orbits are tilted, and oddities in the protoplanetary ...

A new analysis estimates that the asteroid belt is steadily losing mass each year, and may not be as permanent a feature of ...

Interstellar comet 3I/ATLAS has caught the interest of astronomers and amateur enthusiasts alike as just the third object to ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

It came from another star and passed through our solar system at impossible speed. Astronomers scrambled to study it, but it ...

Observations made by NASA's Neil Gehrels Swift Space Observatory have revealed that the interstellar object 3I/ATLAS ...

IMAP (short for "Interstellar Mapping and Acceleration Probe") is the primary payload on today's flight. The roughly $600 ...

The enigma of the intruder about the same size as Manhattan Island is making astronomers rethink what they know about cosmic ...

While Saturn 's magnificent rings, spanning 175,000 miles (280,000 kilometres), are a familiar celestial marvel, scientists have now reported a groundbreaking discovery: the first observation of a ...

Solar panels can be a low priority for cash-strapped homeowners – but a ‘use it or lend it’ program could help ...