The truth is out there. Astronomers say they’re stunned by an unidentified object flashing strange signals from deep space.

The Trump administration wants to close one of the nation’s two cutting-edge observatories — one of them in the Tri-Cities — ...

The object give off pulses of radio waves and X-rays, and repeats the cycle of X-rays and radio waves every 44 minutes.

The Estes Valley Astronomical Society is offering a free public lecture on Saturday, May 31st. 7:30 p.m. at the Estes Park ...

A brilliant meteor streak is captured as it plunges through Earth's atmosphere over Kitt Peak National Observatory in Tucson, ...

In the world of black holes, there are generally three size categories: stellar-mass black holes (about five to 50 times the ...

NASA and the European Space Agency launched an astronomical revolution. When the Space Shuttle Discovery roared into the sky ...

Astronomers have discovered a strange object in our galaxy that flashes every 44 minutes—and it’s unlike anything we’ve seen ...

Astronomers have discovered a strange new object in our Milky Way galaxy. The celestial object is emitting X-rays around the ...

By combining observations from NASA’s powerful Chandra X-ray Observatory and Australia’s ASKAP radio telescope on Wajarri Country, astronomers zeroed in on an object named ASKAP J1832−0911 (or simply ...

A massive barred spiral galaxy from the early Universe has stunned astronomers by forming stars at 300 times the rate of the ...

Researchers traced long, bright radio pulses, combined with X-rays, to an intriguing cosmic object 15,000 light-years from ...