She mapped our solar system's "alternate fate" had it housed an extra planet between Mars and Jupiter instead of the existing asteroid belt. Simpson's paper, "How might a planet between Mars and ...

Asteroid 2024 YR4 has a 2.3% chance of hitting Earth in the year 2032. But according to new estimates, it may have an even smaller chance of hitting the moon instead. New research suggests that ...

Almost ten years after it was launched, Nasa's New Horizons spacecraft this week performed a historic flyby of Pluto, skimming just 7,700 miles from the its surface. The US can now claim to have ...

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – here’s how to spot the celestial show ...

How often do solar eclipses occur? NASA’s new “heat map” showing the geographical distribution of total solar eclipses has revealed that any specific location on Earth experiences a total ...

Opinions expressed by Forbes Contributors are their own. Jamie Carter is an award-winning reporter who covers the night sky. The “Map of Nope” addresses a big problem: too few people know what ...

Jan. 15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System. This provides another piece of the puzzle to ...