The enormous visitor to our solar system may have been about 8 times the mass of Jupiter, and come nearly as close to the sun ...
A close encounter with a mysterious interstellar object could explain the current orbits of several of Earth’s largest ...
The name "blue lurker" might sound like a villainous character from a superhero movie. But it is a rare class of star that ...
Recent discoveries by the James Webb Space Telescope reveal that supermassive black holes were present much earlier than ...
"There are still many things related to planetary formation and the early evolution of young planetary systems that we don't ...
A rare group of aligned, star-birthing dwarf galaxies resemble a cosmic string of pearls. Astronomers have discovered a rare ...
In a study published in the Astrophysical Journal, a team of researchers led by Kristen McQuinn, a scientist at the Space ...
An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...
Smaller gas giants are less likely to survive in such systems, surrounded by clashing planetary titans. With their lower ...