Astronomers have discovered an exoplanet that might have favorable conditions for liquid water. This planet, HD 20794 d, ...

Mars haunts us as a vision of a planet gone wrong. It was once warm and wet, with rivers flowing across its surface and ...

It is located in a star system less than 20 light-years away, making it one of the closest candidates for further research.

Orbital dynamics show that President Trump’s pledge to land astronauts on Mars couldn’t happen until 2029 at the earliest.

"It's been such a puzzle that there was liquid water on Mars, because Mars is further from the sun, and also, the sun was ...

A crescent moon will be part of a planetary parade featuring six planets after sunset on Feb. 3: Mars, Jupiter, Uranus, Venus, Neptune and Saturn.

A rare celestial event is lighting up the skies over Hawke’s Bay and New Zealand, with six planets aligning in a stunning ...

Mars still is spectacularly brilliant, as brilliant as it will be for another 26 months. When the Red Planet again falls into an orbit opposite the sun - called “opposition.” It is so bright that with ...

Across Yorkshire people have been reacting to the spectacular display in the skies as four planets are in alignment. This ...

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

The skies are highly active in February 2025, and the monthly horoscope is here to prepare each zodiac sign for these many ...

The night sky will feature a parade of its own in the coming weeks, with several planets visible for sky watchers to enjoy.