This results in a composition that is “unexpectedly chaotic and turbulent.” “These new Hubble images show that planet nurseries can be much more active and chaotic than we expected,” Kristina Monsch, ...

The biggest Space Engineers 2 update yet is finally here, and it's about to make the sequel to one of the best sandbox games feel much more like a real product. So far, the early-access alpha version ...

Journey beyond Neptune to uncover the frozen, mysterious worlds that challenge everything we thought we knew about the solar system. From Pluto to Haumea and Makemake, these distant dwarf planets ...

Astronomers have reportedly discovered a skyscraper-sized asteroid moving through our solar system at a near record-breaking pace. The asteroid, named 2025 SC79, circles the sun once every 128 days, ...

A 3-billion-year-old white dwarf, the core of a dead star, consumed an exoplanet from its former planetary system. Credit: NASA / ESA / Joseph Olmsted illustration A dead star core about 145 ...

The International Astronomical Union (IAU) decided several years ago that they needed to come up with a definition for a planet (for use with the objects in our Solar System). The IAU has various ...

For the first time, astronomers are watching a ring system form in real time. The rings in question encircle Chiron, a comet-like object that takes a path around the sun between the orbits of Saturn ...

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth than the hypothetical Planet X, which astronomers have been hunting for ...

LONDON — The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper's authors have ...

In July 2015, the New Horizons spacecraft gave us our first close look at Pluto, the most famous dwarf planet in the outskirts of our solar system. The New Horizons flyby was big news, and the ...