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Newly released images of the supermassive black hole at the heart of the galaxy M87 show that the plasma that swirls around it has unexpectedly reversed directions.

The updated and non-VR version of the latest first-person Alien video game is spreading to all current-gen platforms.

Humanity can establish a self-sustaining settlement on Mars in the next 30 years, provided our heavy-lift launch technology advances as planned, SpaceX chief Elon Musk said.

Deals We rate the Orzorz as the best viral star projector on the market and it's now under $50 before Amazon's Prime Day in October offers are live.

Deals Amazon Spring Deal Days are nearly here, we've rounded some of the best pre-sale offers.

A spectacular partial solar eclipse will be visible across a swathe of the southern hemisphere this week.

The 1,115-foot-wide (340 meters) asteroid Apophis will pass closer to Earth than many satellites fly in April 2029, giving scientists and stargazers a rare front-row seat.

Astronomers say that mysterious interstellar visitors like 'Oumuamua and 3I/ATLAS are the most common large bodies in the Milky Way — and our best chance to study other planetary systems.

On Sept. 16, 1949, the U.S. launched a V-2 rocket with a monkey named Albert III on board.

Even though they're far from home, astronauts on the International Space Station still have normal routines, including getting regular haircuts.