It’s known as the Blue Planet, but orange suits Earth surprisingly well. ...

Meteorologist Ari Sarsarlari describes an aurora caught on a satellite image. ...

At a Glance While it won't be a stellar year for the meteor shower, about 15 shooting stars per hour may be visibleduring peak hours this weekend. The best time to observe the meteor shower is just after midnight local time. Attention skywatchers, the annual Leonid meteor shower will light up the night sky this coming weekend. It won't be a stellar year for the meteor shower.Aboutduring peak hours Saturday, according toNASA. Every 33 years or so, the meteor shower...

Scientists have discovered an exoplanet that’s relatively close to us: a cold, rocky planet six light years away. ...

Open star cluster Trumpler 14, a cluster with more than two thousand stars, similar to the one where the Sun was born. (ESO/H. Sana) At a Glance The majority of suns, or stars,were born in pairsor in larger systemsbillions of years ago.Millions of these solar siblings were eventually flung out into the galaxy.Our sun is an anomaly because it is a solo star.A team of astronomers believes they may have found if not an identical twin, then a sibling of...

According to documents from the the Vietnam War, scientists observed an enormous solar storm about 15 hours befores the mines detonated. ...

NASA plans to return to the Red Planet for the first time in six years, but the odds aren’t in their favor. ...

At a Glance On Monday, NASA's new Mars lander touched down successfully on the Red Planet.Flight controllers embraced and shared moments of celebration after the lander touched down.The lander will study Mars by burrowing beneath the planet's surface. After a six-month, 300-million-mile trip that ended with a six-minute descent through the planet's atmosphere, the InSight spacecraft landed on Mars successfully Monday. After receiving confirmation that the landing was a success,flight controllers at NASA's Jet Propulsion Laboratory in Pasadena, California, embraced...

If you think it’s cool to watch a rocket launch on the ground, prepare to have your mind blown. ...

A new NASA lander on a mission to check the red planet’s vital signs has touched down on Mars. ...

Gas spirals spinning off the rotating comet 46P/Wirtanen. (University of Maryland) At a Glance As comet 46P/Wirtanen sailed across the sky, astronomers were able to capture its rotation.The comet will make its closest pass to Earth on Dec. 16 and may be visible to the naked eye. As comet 46P/Wirtanen rotated in the night sky, astronomers were able to use special filters to record cyanogen gases spinning off of the comet, creating a spectacular visual. Led by Tony Farnham, a...

Among the many satellites launching into space on Sunday is one piece of art -- and it will be visible in the night sky. ...

NASA’s Curiosity rover spots shiny object on Mars. ...