"We might have detected one of the various small systems that contributed to form our Milky Way." When you purchase through ...

Ultrahigh energy cosmic rays may be made of nuclei heavier than iron, according to a May 2026 Penn State study in Physical ...

NASA’s Roman Space Telescope could reveal millions of hidden neutron stars in the Milky Way using gravitational microlensing.

An unusual collection of stars may represent the remnants of a dwarf galaxy that the Milky Way devoured about 10 billion ...

SpaceX’s first human trip toward Mars could be led by Chun Wang, a crypto billionaire with one private astronaut mission already behind him.

Unusual stellar remnants suggest the Milky Way might have eaten a galaxy called Loki billions of years ago, according to new ...

Scientists have uncovered something unusual deep inside the Milky Way. It is not a new planet or a hidden star.

Discover the solar apex and how to find Vega this May. Learn about the sun's journey through space and its cosmic ...

When it comes to the Milky Way and Andromeda galaxies, there’s a whole “will they or won’t they” thing going on. In 2012 ...

If a night under the stars sounds like your ideal Memorial Day weekend plan, this could be a better holiday than usual ...

Our galaxy and its nearest large companion, Andromeda, may be headed for a collision on a cosmic scale. What happens then?