Chandra Views Ultraluminous X-Ray Sources
This new Chandra image shows NGC 2207 and IC 2163, which have hosted three supernova explosions in the past 15 years and have produced one…
This new Chandra image shows NGC 2207 and IC 2163, which have hosted three supernova explosions in the past 15 years and have produced one…
The Rosetta spacecraft has discovered that the composition of comet 67P/Churyumov-Gerasimenko’s water vapor is significantly different from that found on Earth, reigniting the debate on…
Using data collected over a ten-year period, NASA’s Cassini spacecraft has created new maps of Saturn’s six major icy moons. Almost immediately after NASA’s twin…
Astronomers used observations from the Atacama Large Millimeter/submillimeter Array to identify spiral arms of molecular gas and dust around binary protostars, revealing for the first…
This new five-minute video from the NASA Goddard Space Flight Center shows the upcoming moon phases for 2015 as viewed from the northern hemisphere. NASA…
New data from NASA’s Curiosity Rover indicate that Mount Sharp on Mars was built by sediments deposited in a large lake bed over tens of…
Using data from ESA’s Herschel space observatory and NASA’s Spitzer and Hubble space telescopes, astronomers have uncovered a new feature in the evolution of galaxies….
After nearly nine years and three billion miles, NASA’s New Horizons spacecraft has come out of hibernation for its long-awaited 2015 encounter with the Pluto…
This newly released Hubble image shows globular cluster Messier 92, which is one of the oldest star clusters in the Milky Way. This striking new…
New research reveals that planets in the habitable zone of low-mass stars may have long since lost their chance at hosting life because of intense…
Using the Spitzer Space Telescope to monitor the variability of light from 882 previously identified young stellar objects, astronomers confirm that probably all YSOs are…
With Japan Aerospace Exploration Agency’s recent launch of the Hayabusa2 mission, NASA and other space agencies across the globe are opening up new possibilities for…
This new image from the Dawn spacecraft was acquired as part of a final calibration of the science camera before Dawn’s arrival at Ceres. The…
This newly released ESO image of the week was made using the Visible and Infrared Survey Telescope for Astronomy. This image shows a region of…
Astronomers have discovered a new example of a very rare type of galaxy that may yield valuable insight on how galaxies developed in the early…
Using the Keck Interferometer, new research shows that mature, sun-like stars appear to be, on average, not all that dusty. This is good news for…
Using the W. M. Keck Observatory, scientists have developed a new way of measuring precise distances to galaxies tens of millions of light-years away. The…
Using a combination of data from Cassini’s December 2000 Jupiter flyby and laboratory experiments, new research suggests effects of sunlight produce the color of Jupiter’s…