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A new planet has been spotted forming around a distant star, carving gaps and spiral arms in its disk, offering astronomers a ...

The Whirlpool Galaxy (M51) and its smaller companion NGC 5195 are excellent targets tonight before the Moon rises.

Wachmann, also known as Schwassmann-Wachmann 1, glows at 13th magnitude near Leo’s forefoot early this evening.

The future of yellow dwarf stars, like our sun, is determined almost entirely by their mass. The most massive stars, about ...

"This is such a great example of how with astronomy we often begin ... famous Wolf-Rayet 104 “pinwheel star,” previously nicknamed the “Death Star.” W. M. Keck Observatory/Adam Makarenko ...

Astronomers have uncovered a bizarre star, ASKAP J1832, that pulses radio waves and X-rays every 44 minutes—thousands of times slower than typical pulsars. This rare object also dims dramatically over ...

Astronomers from the University of Hawaiʻi's Institute for Astronomy (IfA) have discovered the most energetic cosmic ...

One of the ENTs studied in this work, named Gaia18cdj, released 25 times more energy than the most powerful supernova on ...

Astronomers captured the universe’s brightest, longest-lasting stellar explosions, where massive stars are torn apart by ...

In the heart of distant galaxies, astronomers have witnessed the most violent stellar death throes ever recorded.

Hinkle used years of observations from UH’s Asteroid Terrestrial-impact Last Alert System with telescopes on Haleakalā on ...