Black Holes Appear 3D to Us, But Might Actually Be 2D Recent study lends support to the holography hypothesis.
Astronomers Discover a New Class of Galaxies Called “Red Geysers” They are formed by a mysterious phenomenon known as “galactic warming.”
Dark Matter Could Be Made of Primordial Black Holes The elusive substance is running out of places to hide.
Young Comets Found Orbiting a Sun-Like Star May Help Explain Our Solar System’s Evolution Earth was likely a rocky wasteland until comets smashed into it.
Hubble Peers Into the Heart of a Galactic Maelstrom It is an extremely rare type of galaxy with something very peculiar located at its center.
Blue “Little Lion” Galaxy Could Reveal the Conditions at the Start of the Big Bang It is the most metal-poor galaxy ever discovered.