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

If you were to ask a group of dedicated amateur astronomers to list their favorite telescopic targets, few if any would ...

Technically, the sun is a G-type main-sequence star — specifically, a G2V star. The "V" indicates that it is a dwarf, Tony ...

In the first episode of "The Expanse" (which debuted 10 years ago this weekend), a spaceship makes the biggest meal of changing direction since Austin Powers attempted an [insert very big ...

Neptune’s supersonic winds and icy storms revealed a planet so extreme that it forever changed our picture of the solar ...

Sci-fi is one of the most popular genres in television today. With that in mind, let's take a moment to heap praise on 15 ...

Did the 21st century begin on 1 January 2000? Or was it that blue sky day in September 2001 when the planes hit the twin towers? These images from the last 25 years chronicle modern history in the mak ...

P erihelion – or the Earth's closest approach to our host star – will take place on January 3, 2026. At this point, our ...

Learn all about Clayton Kershaw's family, including wife Ellen and their kids' stories, from daughter Cali to their newest arrival ...

Elon Musk's personal fortune has entered territory that would have sounded like science fiction a decade ago, and credible ...

Astronomers have uncovered a massive hidden planet and a rare “failed star” by combining ultra-precise space data with some of the sharpest ground-based images ever taken. Using the Subaru Telescope ...

Astronomers have been treated to a stunning fireworks display from around a young star called The events, detected in 2004 ...