Four near-Earth asteroids are set to make close approaches to Earth within a 24-hour period, NASA’s Jet Propulsion Laboratory (JPL) has confirmed. Scientists stress that all four objects will pass ...

Mercury, typically classified as the Solar System’s innermost planet, is displaying features more commonly associated with comets. On 3, Steven Bellavia captured an image from Surry, Virginia, ...

Far beyond the bright planets, in the dim outskirts of the Solar System, astronomers keep stumbling on objects that refuse to ...

Due to the costs and duration of the Hubble project, NASA was under pressure. At the end of 1995, it released a photo that ...

Summary: Time doesn’t flow uniformly across the solar system, and new research reveals just how differently it unfolds on Mars compared with Earth. By tracing subtle gravitational and orbital ...

Of the seven Earth-sized worlds orbiting the red dwarf star TRAPPIST-1, one planet in particular has attracted the attention ...

New high-contrast images from SPHERE show a stunning variety of debris disks shaped by collisions of tiny planet-building ...

A radio signal has been detected, pointing to the possible existence of a magnetic field on YZ Ceti b, an exoplanet 12 ...

Ask someone on Earth for the time and they can give you an exact answer, thanks to our planet's intricate timekeeping system, ...

Still, science being science, we needed proof—and we got it in 1992, when two astronomers found two planets orbiting a pulsar ...

3I/ATLAS is only the third known interstellar visitor, hence the prefix “3I.” The second known interstellar body, Comet ...

While Mercury is the innermost planet in the Solar System, on average it spends more time closer to Earth than Venus does.