Triton isn’t just any moon – it’s one of the most mysterious objects in the entire solar system. In this video, we explore ...

Welcome to the universe of parallel playgrounds—where seesaws hover in anti-gravity capsules, and jungle gyms coil like strands of DNA on planets unexplored.

The James Webb Space Telescope's Near-Infrared camera (NIRCam) captured stunning imagery of Neptune. It is the "clearest view ...

A possible new dwarf planet has been discovered at the edge of our solar system, so far-flung that it takes around 25,000 ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

Ask the publishers to restore access to 500,000+ books. The Internet Archive keeps the record straight by preserving government websites, news publications, historical documents, and more. If you find ...

The researchers called it one of the most distant visible objects in our solar system, and said its existence indicates that a vast expanse of space beyond the outermost planet Neptune and a region ...

The TNO, which are described as minor planets that orbit the sun at a greater distance than Neptune, were found on the edge of our solar system. While there are plenty of other TNOs in the solar ...

Astronomers announced the discovery of a new dwarf planet, provisionally named 2017 OF201, located in the remote outskirts of the solar system. The region far beyond Neptune's orbit was once ...

Astronomers have recently spotted one such object — a newly confirmed dwarf planet, named 2017 OF201, drifting far beyond Neptune’s orbit. The object is about 700 kilometres wide and lies ...

The object is an extreme trans-Neptunian object (eTNO), a minor planet that orbits the Sun far beyond Neptune. So far away, in fact, OF201 would take 25,000 Earth years to complete a solar lap.

U.S. astronomers hunting for "Planet Nine" have instead stumbled on what appears to be a new dwarf planet in the solar system's outer reaches.