An international team including astronomers from the Center for Astrophysics | Harvard & Smithsonian (CfA) has announced the ...

At 45, Nikku Madhusudhan has made the discovery of a lifetime. How did he know exactly where to look? What else could the ...

Jupiter is the largest planet in the solar system. It's about 11 times wider than Earth with an equatorial diameter of 88,846 ...

The morning of April 24 will give rise to a striking mini-planetary parade, as Mercury, Venus, Saturn, Neptune, and Earth's ...

The planet is "crumbling to pieces," shedding the equivalent of Mount Everest’s mass every 30.5-hour orbit and will be ...

The Hubble Space Telescope time-lapse captured footage of Jupiter, Saturn, Uranus and Neptune. Credit: SCIENCE: NASA, ESA, ...

As J.R.R. Tolkien wrote in The Fellowship of the Ring, “Not all those who wander are lost.” But in the case of planets, it’s possible that most of them are.

On April 24, 1990, the Space Shuttle Discovery blasted off from Kennedy Space Center, carrying the new Hubble Space Telescope ...

The internet has been abuzz with the possibility of sky watchers seeing a “smiley face” in the eastern sky above the horizon ...

Pluto isn’t the only dwarf planet in our solar system's outer reaches. Now is an ideal time to look for the egg-shaped Haumea, says Abigail Beall ...

British-US team detects 'biosignatures' on planet K2-18b, 124 lightyears from Earth, says it is 'closest we have come to ...

Scientists have found what they are calling the strongest sign yet of possible life beyond our solar system after detecting the chemical footprint of gases in an alien planet's atmosphere that on ...