According to scientists who observe the Sun’s activity, the life span of the yellow star is about 10 billion years.

Scientists know of over a dozen planets that orbit twin stars like the fictional "Star Wars" desert planet Tatooine. More ...

In celebration of Earth Day, we explore how NBA legend Bill Walton embodied sustainability principles decades before they ...

NEW YORK (AP) — A newly discovered green comet tracked by telescopes has likely broken apart as it swung by the sun, dashing ...

A newly discovered green comet tracked by telescopes has likely broken apart as it swung by the sun, dashing hopes of a naked ...

Weather on Jupiter may have some surprising similarities to Earth phenomena, but some things it does defy easy explanation.

The European Space Agency has launched two atomic clocks on a SpaceX rocket to the ISS to test Einstein's theory of ...

Bottles and bags, food wrappers and straws. Piping, packaging, toys and trays. Plastic is everywhere — and yet some people ...

Scientists have finally proved that Jupiter gets slammed by bizarre "mushballs", solving a long-standing space mystery ...