Researchers uncover how Mars affects Earth’s orbit, offering new insight into the planetary forces behind ice ages.

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

A rare triple conjunction of Venus, Mars and Mercury is happening on the opposite side of the solar system to where Earth is, ...

NASA has selected L3Harrist o develop advanced optics and mirror systems for the Habitable Worlds Observatory, a flagship ...

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to ...

The question of life on other worlds has become a serious area of research, writes science reporter Ivan Semeniuk. Over the ...

Earth is the only life-supporting planet in our Solar System. Until now. Today, we’re bringing Kepler 22-b into our planetary ...

Jupiter is old. Like 4.5 billion years old. It started as a swirling disk of gas and dust that formed into a pretty big ...

I/ATLAS is a newly detected interstellar object that entered the solar system from outside our stellar neighborhood, ...

NASA has confirmed that there are over 6,000 exoplanets floating out there in the galaxy, with another 8,000 exoplanets that ...

Pandora, the latest in a long portfolio of University of Arizona's space science missions, has cleared its last major ...