Researchers found the object named 2017 OF201 while searching for "Planet Nine" - a hypothetical planet thought to exist ...

Discover interesting facts about the sun, the solar system's central star that supports all life on Earth.

The images show ultra-fine bright and dark stripes (called striations) in the thin, gaseous layer of the sun's atmosphere ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

NASA's latest discoveries about Jupiter have revealed astonishing new insights into the largest planet in our solar system.

With 3.2 billion pixels and a decade-long search, the Rubin Observatory will reveal what’s been hiding in plain sight.

Scientists have discovered a giant planet called TOI-6894b, orbiting a star that should be far too small to have formed it.

The discovery of a metal-rich star packed with both light and heavy elements hints at exotic stellar explosions and the role ...

It had not been thought possible that such tiny, weak stars could provide the conditions needed to form and host huge planets.

Most of the stars across the Milky Way are small red dwarfs like TOI-6894, which has only 20% the mass of our Sun ...

Dozens of NASA's missions to explore the cosmos could be in jeopardy under a budget proposal from the Trump administration.

Scientists have identified a new source of energetic particles near the Sun. These definitive observations were made by instruments aboard NASA's Parker Solar Probe, which detected the powerful ...