Weighing in at 10 to 20 times the mass of our sun, HW2 is a rare example of a massive protostar caught in the act of ...

Arcturus (at a magnitude of -0.05), one of the few stars mentioned by name in the Bible, is a giant, about 25 times the ...

The data revealed that gas from HW2's accretion disk is collapsing inward at breakneck speed, feeding the star at an ...

Exoplanets—planets that orbit stars beyond our solar system—have transformed our understanding of the universe. Since the ...

Stars that pass close to the solar system could pull planets out of alignment, sending them hurtling into the sun or out into space ...

They found that the ancient star chart actually dates to 355 B.C. — 250 years earlier than previously thought — and that it ...

Researchers at Nagoya University in Japan have discovered that Cepheid variable stars in our neighboring galaxy, the Small ...

As the new comet reached its closest point to the Sun on Thursday (May 1), it was hoped SWAN would reach its brightest magnitude in the night sky as it soared through the famous Pleiades star ...

Arguably, the highlight for astrophotographers this month is comet C/2025 F2 (SWAN)’s brush with the Pleiades open cluster ... left in the inner solar system by Halley’s comet — which last visited in ...

A vast star-forming cloud of molecular hydrogen that is one of the largest single structures in the sky has been discovered hidden near the solar system. The crescent-shaped cloud—which its ...

Scientists have discovered a potentially star-forming cloud and called it "Eos ... a gas-filled cavity in space that surrounds the solar system. Despite its size and proximity, Eos had gone undetected ...

Known as the Circinus West molecular cloud, the ominous black structure at the center of the image is a vast conglomeration of star-forming gas located in Circinus, the compass constellation ...