Kevin Spacey pleads not guilty to sexual assault charges in U.K. court

We Now Know What Smashed Into Jupiter Last MonthTom Cruise arrives in helicopter to "Top Gun: Maverick" premiere in San Diego

Astronomers Have Detected What Could Be The Most Massive Neutron Star YetMesmerising New Images of Mars Show Spring Arriving Violently on Its Frozen DunesAstrophysicists Say One Space Elevator Concept Is Possible With Today's Technology

Here's What We Know So Far About The Possibly Interstellar Object in Our Solar SystemThe First Images Have Started Coming in of That New Interstellar Visitor

Our Galaxy's Black Hole Recently Flared Crazily Bright, And We Still Don't Know Why

Astronomers Have Found a Black Hole That's Erupting With Strange RegularityNASA's Space Chilis Have Broken Two World Records

Robert LuPone, actor and leader of influential theater company, dies at age 76A Tiny Galaxy Has an Unusually Large Black Hole And Scientists Aren't Sure Why

After Months of Daylight, Antarctica Is About to Be Plunged Into 2 Minutes of NightA Tiny, Ridiculously Dense Exoplanet Has Just Been Discovered, And It's Really Close