Explore the discovery of seven Earth-like planets beyond our solar system. Fareed Zakaria asks Bill Gates how damaging he ...

The curious minds at What If explore what it would mean for life on Earth if every planet in our solar system were habitable.

Classic Doctor Who is filled with alien threats and intergalactic tyrants, but the most unsettling villains were often human. Ruthless businessmen, power-hungry politicians, and mad scientists who ...

Webb Space Telescope reveals a surprisingly clear atmosphere on planet TOI-421 b, helping scientists understand the evolution ...

Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they ...

Launched in 1972 by the Soviet Union, the spacecraft known as Kosmos 482 was part of a series of missions bound for Venus.

Kosmos-482, a spacecraft bound for Venus in 1972, was a time capsule from the Cold War when superpowers had broad ambitions for exploring the solar system.

A half-ton spacecraft launched by the Soviet Union 53 years ago is expected to fall back to Earth this weekend.

The word itself comes from galaktikós kyklos, or “milky circle,” the ancient Greek term for the Milky Way, our home galaxy.

To understand how chaotic the early solar system was, we need only gaze at the moon. Its cratered surface bears the scars of ...

A ninth planet the size of Neptune may be hidden in the far reaches of the solar system, but the evidence has left some ...

Billions of years ago, in the frozen edges of the solar system, a violent impact shaped one of space’s oddest pairs. Instead ...