In this astrophotography guide, Josh Dury explains how he captures stellar images of the Milky Way, Full Moon and more The ...

Using an observatory located deep beneath the Mediterranean Sea, an international team has detected an ultra-high-energy ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

A cosmic filament, 3 million light-years long, has been directly imaged for the first time — offering a new glimpse into the ...

In this video narrated by Elizabeth Landau, hear how NASA’s SPHEREx mission will map the entire sky in over 100 infrared colors, combining a wide field of view with spectral imaging to explore the ...

YR4 has a 2% chance of hitting Earth in 2032. Astronomers are tracking it to refine estimates of its size and orbit to see how much of a risk the space rock poses.

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RCW 38 lies approximately 5,500 light-years away in the constellation Vela. Unlike many star clusters that appear as simple ...

A unique dataset of Type Ia Supernovae being released today could change how cosmologists measure the expansion history of ...

Astrophysicists have unearthed a surprising diversity in the ways in which white dwarf stars explode in deep space after ...

Although the occurrence climaxed on Jan. 21 with a conjunction—close alignment—of Saturn and Mercury, the planetary parade ...

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...