planets

Six planets—Mercury, Mars, Jupiter, Uranus, Neptune, and Saturn—all traveling more or less along the same ecliptic plane around the sun are set to align in the sky over the Earth ...

WASHINGTON—In our solar system, little rocky Mercury is the planet orbiting closest to the sun, perpetually fried by ...

CAPE CANAVERAL, Fla.—Astronomers reported Wednesday the discovery of what could be two planets sharing the same orbit around ...

NEW YORK—Keep an eye to the sky this week for a chance to see a planetary hangout. Five ...

The saga of the planetary parade now rolls into spring. As we cross the threshold from winter into ...

Researchers say they have confirmed an exoplanet—a planet orbiting another star—using NASA's new James Webb Space Telescope (JWST) ...

You could call it a cosmic encore. It so happens last June’s planetary alignment—which included eight planets in ...

A team of international scientists led by researchers from the Instituto de Astrofisica de Canarias (IAC) has discovered ...

Kicking off June with a cosmic showstopper, a five-planet parade has already begun gracing the morning sky and ...

Stargazers and early risers are in for a rare treat on Sunday morning with four planets set to ...

Scientists for the first time have spotted a moon-forming region around a planet beyond our solar system—a Jupiter-like ...

Scientists for the first time have spotted a moon-forming region around a planet beyond our solar system—a Jupiter-like ...

An asteroid will be at its closest to Earth on March 21 and is expected to be the ...

Stargazers are set to witness a celestial spectacle on the run-in to Christmas this year, as on Dec. ...

The little planet that’s had so little attention will finally get a little more acknowledgement—in seven years. A ...

Scientists confirmed the existence of seven new planets orbiting the star TRAPPIST-1.

Here's what Earth looks like from Mars.

While working on her bachelor’s degree in physics and astronomy, Michelle Kunimoto found four previously unknown planets.

NASA's Kepler space telescope discovered 1,284 new planets, doubling its planet haul thus far. Nine of them are about the size ...

The first comprehensive map of Mercury's surface has been published. Released May 6, the map is the product of data ...

Three planets, that have just the right temperatures to possibly support life as we know it, have been ...

Each fortnight I get the amazing opportunity to speak about my top stories in space on ABC Breakfast ...

Kepler telescope's K2 mission has just discovered 100 more alien planets.

Scientists are watching the birth of a planet orbiting a star 450 light years away and say what ...

I’ve lost count of the number of times I’ve read that the “first Earth-like exoplanet” has been discovered.

During the past two decades, astronomers have discovered 300 “hot Jupiters,” but for the first time they’ve found ...

The long-standing mantra about Mars has been to follow the water.