On September 14, 2015, humanity crossed a cosmic threshold. LIGO detected gravitational waves - ripples in spacetime ...

Observational Astronomy. By Arthur Mee (Cardiff: Daniel Owen and Co., 1893.) THIS small book should serve the purpose for which it is issued; the object being to provide the beginner with an ...

New observations support the idea that hot, diffuse threads of gas called cosmic filaments connect clusters of galaxies ...

Professors at Penn State helped develop the world's most powerful survey telescope, which released its first images earlier ...

Only one of the known Venus co-orbital asteroids follows a nearly circular orbit; the others move on more elongated paths ...

Chinese astronomers have employed NASA's Transiting Exoplanet Survey Satellite (TESS) to observe an eclipsing binary of the ...

Chile's ALMA observatory, which houses some of the world's most powerful telescopes, has captured its most detailed images to ...

Astronomers from the University of New Mexico, along with U.S. and international researchers, have confirmed the existence of ...

Two groups in Kolkata related to astronomy have created what they claim to be the largest handmade telescope in the city — a 14.5-inch f/5 Dobsonian that is low-cost, powerful, and easy to handle.