Scientists may have discovered a dwarf planet far beyond Neptune — an unearthing that may disprove a longstanding theory about the possibility of a giant ninth planet. The dwarf planet's existence ...

The James Webb Space Telescope has captured an exoplanet no one had seen before. This marks a turning point in space ...

NASA confirms the existence of TOI‑1846 b, a nearby hot super-Earth that could contain water, initially observed by NASA's ...

Some exoplanets in their stars' habitable zones may be distinctly uninhabitable due to solar flaring. Red dwarfs are known ...

Weather 6 planets align this January in a celestial late Friday/Saturday evening parade A six-planet alignment or parade will form an arc in the early night sky, peaking in visibility Jan. 17-18.

A new dwarf planet, discovered beyond Neptune and described as Pluto's 'cousin,' could void the hypothesis of a Planet X in our solar system.

The search for habitable planets has taken a leap forward with new space telescopes probing exoplanet atmospheres for life. The James Webb Space Telescope (JWST) has begun analyzing distant worlds ...

The small world was found during a search for the hypothetical Planet Nine, and astronomers say the next time it will reach its closest point to the sun is in the year 26186.

Using data from NASA's now-defunct Dawn spacecraft, scientists have discovered that the dwarf planet Ceres, the second wettest body in the solar system after Earth, could have an interior reserve ...

The planets in order from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. If you include the ...

NASA's Webb telescope spots 6 rogue planets: What it says about star, planet formation The group of cosmic bodies are slightly bigger than Jupiter and have no star to orbit. Astrophysicists ...