With sapphire waterfalls, lava rain and orbits around dead stars, these distant worlds push the limits of what’s possible.

Scientists Say Planets Made of Dark Matter Could Be Hiding Throughout the Universe Rob Gronkowski reveals he’s never spent ...

From small, eerie rocks to massive, nightmare-inducing worlds, we journey through the most terrifying planets in the universe ...

Scientists analysing dark energy say the universe’s expansion may be slowing, raising the possibility gravity could ...

A giant impact on the early Earth could have brought the building blocks of RNA to our planet, which new research suggests ...

NASA announced the selection of industry proposals to advance technologies for the agency’s Habitable Worlds Observatory concept.

Short-lived radioisotopes such as aluminum-26 influenced early solar system heat, water retention and the formation of Earth-like rocky planets, according to meteorite analyses and models.

"The Romance of Reality" explains how life and consciousness can proliferate despite the seeming contradiction between ...

NASA has taken a major step toward one of its most ambitious science goals as it searches for signs of life on planets beyond ...

A new study questions dark energy's role in the universe's acceleration, suggesting it may be weakening instead.

"Today we encourage all who share our dreams, goals, and values to join a new generation," said the executive producers.

As 2026 begins, what a strange planet we find ourselves on. The two great empires of my youth, the Soviet Union (now Russia) ...