We tend to think of habitability in terms of individual planets and their potential to host life. But barring outliers like ...

Planetary alignments occur when multiple planets from our solar system appear together in the night sky. There are four major ...

Stars that pass close to the solar system could pull planets out of alignment, sending them hurtling into the sun or out into ...

Discover the order of planets in the solar system. From Mercury to Neptune, explore our solar system and learn more about our cosmic home. The solar system is our cosmic neighborhood, made up of ...

Texas Senator John Cornyn announced a $1 billion MARS Act to upgrade NASA's Johnson Space Center to better support ...

Elon Musk, under the username "Kekius Maximus," has joined William Shatner in advocating for Pluto's reclassification as a ...

A new study, however, identifies a possible candidate. A separate team of astronomers compared 1983 data from the Infrared ...

"How planets are born is an unsolved area of research," astrophysicist Daniel Price of Australia's Monash University told ...

Over the past decade or so, astronomers have speculated about the characteristics of rogue planets in the Milky Way galaxy.

A planet circling at a sharp 90-degree angle to the orbits of its two host stars has now been confirmed. This discovery ...

In photos The details in this photograph include the airglow of the atmosphere dividing Earth from space — yellow-green at an altitude of 75 miles and a faint reddish hue 250 miles above the ...

Planetarium and Program Coordinator Katy Downing of the Lake Erie Nature & Science Center shares the visible planets and ...