Called 3I/ATLAS, the comet is only the third of its kind known to astronomers, and it’s likely been heading our way for billions of years, carrying pristine material from another star system ...

The brightest fast radio burst ever detected could help reveal what celestial source causes the mysterious signals and if ...

Although Galileo is well-known as the first to use the new invention of the telescope for astronomy, he was not the first astronomer. The Danish astronomer Tycho Brahe was born on Dec. 14, 1546 ...

No telescope? No problem. These astronomy apps turn your phone into a sky guide perfect for spotting stars, planets, and satellites on the fly.

At just about 10 km (6 miles) in diameter, S/2025 U1 is incredibly small as far as moons go; it’s so tiny that Voyager 2, ...

Two more of NASA's space telescopes recently got another look at comet 3I/ATLAS ... and powerful infrared instruments to observe the cosmos like no instrument before. Hubble, by the way, recently ...

More than a decade in the making, the Vera Rubin Observatory finally released its first image as its begins its groundbreaking 10-year astronomy mission.

Interstellar comet 3I/ATLAS shines in the sharpest view yet captured by the Hubble Space Telescope, helping astronomers ...

The waning Moon passes Jupiter, Venus, and Mercury before dawn, while Titan’s shadow transits Saturn in the sky this week.

As a consequence, it will blow open the door on transient astronomy. Before the VRO, astronomers discovered thousands of supernovae every year. With it, they will discover thousands every night.

DwarfLab’s DWARF 3 Smart Telescope has a larger lens, an equatorial option, and an enhanced sensor compared to its predecessors.