New simulations shed light on stellar destruction by supermassive black holes

Disk formation in an isentropic simulation (radiatively efficient cooling) with a spinning black hole (a =…

Danish Instrument Helps NASA’s Juno Spacecraft See Radiation

Using cameras designed for navigation, scientists count ‘fireflies’ to determine the amount of radiation the spacecraft…

FAQ: NASA’s Boeing Crew Flight Test Return Status

Editor’s note: This article was updated Aug. 20, 2024, to reflect the latest information from NASA’s…

Hubble spots a cluster of emission nebulae within the Large Magellanic Cloud

This Hubble image shows a complex cluster of emission nebulae, nestled within the Large Magellanic Cloud.…

Tyler Parsotan Takes a Long Look at the Transient Universe with NASA’s Swift

Through a nonlinear path to success, research astrophysicist Tyler Parsotan discovers transformational science using Swift’s observations. …

Citizen Scientists Find a Star Escaping the Milky Way

Citizen science is such a great concept. Using the combined computing power of a gazillion (exaggeration)…

Supercomputer simulations offer explanation for X-ray radiation from black holes

Visualization shows how the turbulent plasma moves in the magnetized accretion disk corona. Credit: Jani Närhi…

55 Years Ago: Apollo 11 Astronauts End Quarantine, Feted from Coast to Coast

On Aug. 10, 1969, Apollo 11 astronauts Neil A. Armstrong, Michael Collins, and Edwin E. “Buzz”…

The Secrets Hiding in the Vacuum

Empty space is nothing but. According to the weird rules of quantum mechanics, it’s actually filled…

The evolution of the Trappist-1 planetary system

All seven planets discovered in orbit around the red dwarf star TRAPPIST-1 could easily fit inside…