When people imagine humanity’s future beyond Earth, Mars is usually the first destination that comes to mind. It is close, ...

Have you seen the bright star in the west after sunset? It’s Venus — and it’s about to do something spectacular. On June 9-11, Earth’s sister planet will appear to tangle with Jupiter in the night sky ...

Six planets will be visible in the night sky this June: Mercury, Venus, Mars, Saturn, Neptune and Jupiter. Mercury will be visible west of the sunset until July 6. Venus, Mars, Saturn and Neptune will ...

The rusty world is full of mysteries—and some of the solar system's most extreme geology. Learn more about Earth's smaller, colder neighbor.

A new study suggests Mars could help scientists understand how alien worlds evolve by showing how a once warmer, wetter ...

Mars holds a special place in the solar system. It represents marginal habitability. This means it transitioned from warm and ...