Astronomers have revealed new details about the makeup and age of a visiting comet that was born around a distant star. They ...

For obvious reasons, the Sun’s influence weakens as you get closer to the edge of the solar system. But things might be a lot ...

A Jupiter-size exoplanet orbiting a dead star baffled astronomers. But the planet named WD 1856 b could preview the fate of ...

As the United States prepares to celebrate its 250th anniversary, the history of the solar system tells its own story of ...

While life on Mars (and Venus) has long been an obsession for those wondering if we're alone, there are other places in our ...

Interstellar comet 3I/ATLAS carries isotopic ratios entirely outside the Solar System range, ESO’s Very Large Telescope has ...

ESA's Gaia mission has determined he orbits of 154,741 asteroids in our solar system. Credit: ESA/Gaia/DPAC ...

Based on the composition of gases spewed by the icy space rock, researchers estimate that our guest might be up to 12 billion ...

In July 2025, astronomers spotted something remarkable passing through our Solar System, an object that had not come from ...

Astronomers have used the James Webb Space Telescope (JWST) to observe an oddball gas giant exoplanet orbiting a dead star.

Based on evidence collected by the James Webb Space Telescope, researchers have found that interstellar comet 3I/ATLAS could ...

Space looks empty until you try to cross it. Far beyond Pluto, where sunlight is faint and the planets are long behind, ...