Nov. 17: The Leonid Meteor Shower should be best from 1 a.m. to dawn. Under dark sky conditions, the Leonids exhibit a maximum of about 10 to 15 meteors per hour. Nov. 5: Full hunter supermoon — ...

Add Mercury’s best morning appearance of the year, and November 2025 is a great month for taking cameras and tripods outside ...

A new study suggests the Milky Way’s gamma-ray glow could be a dark matter signal shaped by ancient galactic mergers.

Looking for places where the Milky Way actually looks like a spilled galaxy, not a smudge over parking-lot lights? These ten ...

To dark matter and dark energy, add dark galaxies — collections of stars so sparse and faint that they are all but invisible. An artist’s depiction of hydrogen gas observed in the galaxy J0613+52, ...

Cosmologists have long been on the hunt for dark matter, which makes up 80 percent of the mass in the universe, and yet is still mysterious. As its name suggests, dark matter doesn’t emit light, ...

A gamma ray glow at our galaxy’s center has puzzled scientists for almost two decades. New computer simulations back the ...

New simulations suggest dark matter could explain the mysterious gamma-ray glow at the Milky Way’s center. The findings show that the galaxy’s early mergers may have shaped dark matter in a way that ...

Astronomers have unveiled a new catalog of massive galaxy clusters, revealing new insight on the evolution of the universe ...

As dark sky sanctuaries grow in popularity, scientists are revealing more of the benefits of darkness—from repairing DNA to improving your mental health. A panorama of dark skies over the desert ...

An invisible halo of misaligned dark matter could explain the warps at the Milky Way's edges. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A ...