Black holes are confounding objects that stretch physics to its limits. The most massive ones lurk in the centers of…
Black holes are gluttonous behemoths that lurk in the center of galaxies. Almost everybody knows that nothing can escape them,…
A study of Cygnus X-1 shows its jets emanate from a region a bit off from the black hole itself.
Life and supernovae don't mix. From a distance, supernovae explosions are fascinating. A star more massive than our Sun runs…
Why is there so much antimatter in the Universe? Ordinary matter is far more plentiful than antimatter, but scientists keep…
When two neutron stars collide, it creates a kilonova. The event causes both gravitational waves and emissions of electromagnetic energy.…
The planets in our Solar System all rotate on axes that roughly match the Sun's rotational axis. This agreement between…
Supermassive black holes (SMBH) reside in the center of galaxies like the Milky Way. They are mind-bogglingly massive, ranging from…
Astronomers have found a supermassive black hole (SMBH) with an unusually regular feeding schedule. The behemoth is an active galactic…
In the coming years, NASA plans to test x-ray technology aboard the ISS as a way of creating more robust…