Nestled inside a planetary ring 110 light-years from Earth, a planet spotted by the James Webb telescope is the lightest ...

Yale astronomers may have discovered the origin story for one of the universe's most dazzling phenomena—the double hot ...

Titan’s shadow transits Saturn, and Mercury meets with Jupiter in the evening. ... Its high reflectivity (albedo) of 0.38 lets it outshine the dwarf planet despite being half its size.

TOI-6894 b, the largest exoplanet relative to its host star yet seen, doesn’t fit the most widely accepted formation model ...

A possible new dwarf planet has been discovered at the edge of our solar system, so far-flung that it takes around 25,000 years to complete one orbit around the sun. The object, known as 2017 OF201, ...

Learn about the history of planetariums, are turning 100 in 2025, and check out the special source of Canton's own light ...

Astronomers have spotted a cosmic mismatch that has left them perplexed - a really big planet orbiting a really small star. The discovery defies current understanding of how planets form.

The James Webb Space Telescope has discovered an exoplanet using the direct-imaging technique. The host star's light was ...

Gravitational assists are an emblematic example of why space travel is hard —it is exactly rocket science, after all. Gravity ...

The exoplanet, a planet beyond our solar system, has been dubbed TWA 7b after NASA's James Webb Space Telescope captured evidence of it.

The Vera C. Rubin Observatory is expected to find millions of unknown objects in our solar system, and perhaps even a ...