Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

Spotting one or two of the planets in our solar system is well worth a good skywatch, but seeing (almost) all of them in a ...

NASA's upcoming Pandora mission will complement the James Webb Space Telescope by making it easier to detect water in the atmospheres of distant exoplanets.

Near-Earth asteroid Bennu has a slim chance of colliding with Earth in 2182. If it does, the impact could trigger a global ...

"With an orbital period of 570 days, it is a relatively cold gas giant planet," said Guðmundur Stefánsson of the University ...

And, in fact, an even greater opportunity lies in the months ahead, when yet another planet joins the "parade." Which planets will be visible in January? Jan. 25 is a good time to look at the arc ...

Pic: AP For once, Trump could see the benefit of losing in 2020 - enabling him to be a rare leader of a nation during the two biggest sporting shows on the planet - while still making false claims ...

"These multi-planet viewing opportunities aren't super rare, but they don't happen every year, so it's worth checking it out," NASA added. A sky chart shows the planetary lineup visible after dark ...

Some of the brightest planets in the night sky are visible right now, with six of them forming a 'planet parade' across the night sky for at least the next month. Just after sunset tonight ...

Such an event is commonly known as a "planet parade," though NASA noted that the moniker is not a technical astronomical term. Here's a list of the planets that will be visible in some for this ...

Such an event is commonly known as a "planet parade," though NASA noted that the moniker is not a technical astronomical term. What is a planet parade, and what will be visible? Planet parades are ...