New Horizons Finishes Returning Pluto Data to Earth Before Continuing Farther into Kuiper Belt

Artist’s depiction of data being sent by New Horizons back to Earth. Image Credit: NASA/JHUAPL/SwRI

To say that the New Horizons mission has been a success would be a massive understatement; this first-ever spacecraft to visit Pluto has revolutionized our understanding of this distant, small world. Pluto and its moons are complex and […]

Enigmatic Pluto Emits X-Rays and 'Spray-Paints' Its Largest Moon, New Research Shows

For the first time, x-rays have been detected around Pluto, as seen by Chandra (inset image). Image Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute/Chandra X-Ray Center

It has been 14 months since the New Horizons spacecraft flew past Pluto and its moons, but data still continues to come in, and new […]

NASA Space Telescope Sees Possible X-Ray 'Screams' From Zombie Stars

Illustration showing the central region of our galaxy as seen by NuSTAR (magenta circle). The smaller circle shows where the image was taken. Image Credit: NASA/JPL-Caltech

It sounds like something from a bad sci-fi movie, but a NASA space telescope has detected what might be the X-ray “screams” from dead (zombie) stars. The […]

Bizarre Universe: Massive Black Hole In Tiny Galaxy and Exoplanet That Makes Its Star Act Older Than It Is

Artist’s concept of the massive black hole in the dwarf galaxy M60-UCD1. Image Credit: NASA, ESA, STScI-RCC14-41a

The universe is a wild and weird place, and two recent findings from orbiting space telescopes illustrate just how bewildering it can be: a monster-sized black hole in one of the tiniest galaxies known and a […]

Astronomers Observe the Rhythm of Rare Type of Black Hole

Black holes can’t be observed directly, but the heated gasses surrounding them can, as they emit X-rays. Image Credit: NASA/Dana Berry/SkyWorks Digital

Black holes are one of the most unusual and fascinating phenomena in nature, and now astronomers are learning more about a peculiar type of black hole, thanks to archived data from […]

NASA's X-Ray Space Telescope Celebrates 15 Years

Composite Chandra image of four supernovae: the Crab Nebula, Tycho, G292.0+1.8, and 3C58. Image Credit: NASA/CXC/SAO

The Chandra X-Ray Observatory, NASA’s space telescope which observes the universe using X-rays, has now completed its 15th year of operations, and astronomers are celebrating the anniversary with a series of special images from the orbiting observatory. […]