We have discovered two interstellar objects so far, ’Oumuamua and Comet 2I/Borisov. ’Oumuamua had no dust tail and a ...

Recent flybys of the fiery world refute a leading theory of its inner structure—and reveal how little is understood about ...

The first videos released by the Vera C. Rubin Observatory reveal thousands of drifting asteroids, hundreds of thousands of ...

Use precise geolocation data. Actively scan device characteristics for identification. Store and/or access information on a ...

Felton Davis offered thousands of strangers a close-up view of the Moon and planets orbiting New York City. Now he’s passing ...

Exoplanet HIP 67522 b, fluffed up to the size of Jupiter, circles so close to its star that it’s triggering violent flares — ...

Past theories put a collision between the two—resulting in a new elliptical galaxy dubbed Milkomeda—as probable if not inevitable. Some predictions had that happening within 5 billion years ...

At the aphelion, the distance from the Earth’s center to the Sun’s center is going to be 152,087,738 kilometers (94,502,939 ...

Hubble Space Telescope images of Jupiter have been "photo-mapped onto a sphere," and animated into a full rotation, according ...

Both galaxies can be visible in the night sky: The Milky Way, which stretches across the night sky from the constellations Cassiopeia to Cygnus, and the Andromeda Galaxy appears above this 3000 ...