Astronomers estimate that only about 500 stars remain visible in many major cities. However, the number immediately changes as we travel far enough from streetlights and highways.

Ancient star PicII-503 discovered in distant dwarf galaxy Star has extremely low iron, revealing early cosmic chemistry ...

Binary stars are known to transfer mass to one another. In extreme cases, mass transfer can even cause a supernova explosion. That happens when a white dwarf draws matter from a companion. But ...

A rare star reveals how the Universe's first stars exploded, helping explain the Milky Way’s outer halo and its unusual chemistry.

Today Astronomy Night & Star Party: 6:30 p.m. Saturday, Sandstone Ranch Visitors Center, 3001 Sandstone Drive, Longmont.

The number of these circumpolar stars increases as you move toward the North Pole. There are no circumpolar stars at the equator. Every star and constellation rises in the east and sets in the west ...

The film which opens in theaters Thursday is grounded in a real nearby star systems an exoplanet science, with a dose of fictional biology.

Because contemplating the vast, never-ending universe now feels infinitely more manageable than reading another update about ...

A breakthrough in the cosmic caper came in 2023, when a team of researchers led by Anna de Graaff, a Clay Fellow at the Harvard–Smithsonian Center for Astrophysics, used the Webb telescope to analyze ...

Spread the loveThe new moon in March 2026 promises to be a remarkable event for stargazers and astronomy enthusiasts alike. With the absence of moonlight during this phase, the night sky will present ...

"Cosmic archaeologists" have discovered an iron-deficient second-generation star, which provides evidence of how ancient ...

Located just 35 light-years away, this world is roughly 1.6 times the size of Earth. But don’t call it a twin. It’s a scorching, pungent orb wrapped in an atmosphere of hydrogen and sulfur, perched ...