Dr. Bernard Harris, Jr., the first African American to walk in space, reflects on his 30-year legacy and looks ahead to his ...

Don't believe me? Here's 35 of the greatest sci-fi movies of the 2010s.

The relationship between space weather and Earth’s climate has been a subject of intense study and debate among scientists ...

The sky has already graced us with a total lunar eclipse and a rare planetary alignment, but we’ll soon have the chance to ...

NEW YORK — Venus will pass between the Earth and sun on Saturday during what's called an inferior conjunction. But don't plan ...

Clouds are reflecting less sunlight, trapping heat, and rapidly accelerating global warming beyond predictions.

Most climate models now show that cutting emissions won’t be enough to curb global warming, leading to new interest in carbon ...

Unlike Apollo—which used a single spacecraft comprising a mothership and lunar lander—Artemis III will see Orion dock with ...

NASA discovers four sub-Earth exoplanets orbiting Barnard's Star after a century-long search. Find out how this changes the ...

The orbit Venus takes around the sun results in an inferior conjunction as it transitions from appearing in the evening sky ...

A new discovery of methane leaks in Antarctica could be a game-changer and potential near-term threat that’s difficult to ...

Donaldjohanson, a main belt asteroid, could be a relic of a cosmic collision that took place 150 million years ago.