ESA’s Mars Express Sheds New Light on the Red Planet’s Rare Aurora
Using 10 years of data from Mars Express, scientists have for the first time combined remote sensing observations of localized ultraviolet aurora with in situ…
Using 10 years of data from Mars Express, scientists have for the first time combined remote sensing observations of localized ultraviolet aurora with in situ…
This short video from NASA’s Solar Dynamics Observatory shows a dozen minor outbursts on the Sun over a 30-hour period. This close-up video by NASA’s…
This newly released Hubble image shows spiral galaxy MCG+01-02-015. Only three local stars appear in this image, quartered by right-angled diffraction spikes. Everything besides them…
Using data from the Hubble Space Telescope to conduct a “cosmic archaeological dig” at the very heart of our Milky Way galaxy, astronomers have uncovered…
NASA’s MAVEN mission reveals that solar wind appears to have played a key role in the transition of the Martian climate from an early, warm…
A new study led by Yale University reveals a cluster of young stars that develop in distinct, episodic spurts. It is the first time astronomers…
Using the VISTA telescope astronomers have discovered a previously unknown component of the Milky Way. By mapping out the locations of a class of stars…
At 2 p.m. EST on November 5, NASA will provide details of key science findings from the agency’s ongoing exploration of Mars. The event will…
Astronomers captured new highest-resolution radar images of asteroid 2015 TB145 when it flew by Earth this past Halloween. The highest-resolution radar images of asteroid 2015…
Using NASA’s Spitzer Space Telescope and Wide-field Infrared Survey Explorer, a team of astronomers has discovered a giant gathering of galaxies located 8.5 billion light-years…
A team of astronomers has discovered a stable structure around one of the most massive, newly forming stars in our galaxy, revealing how some stars…
New research from the Harvard-Smithsonian Center for Astrophysics shows that a gap in the dusty disk circling a star could be a sort of cosmic…
Astronomers from the Harvard-Smithsonian Center for Astrophysics have determined that the X-ray emission from massive stars arises from shocks. Massive young stars are known to…
This newly released Hubble image shows the lenticular galaxy Mrk 820, which is located roughly 300 million light-years away. This galaxy is known as Mrk…
Taken this past July, this Cassini image shows the familiar features of Saturn’s moon Titan. Saturn’s frigid moon Titan has some characteristics that are oddly…
Here is the first of the Cassini images from its recent flyby of Saturn’s moon Enceladus on October 28, 2015. NASA’s Cassini spacecraft has begun…
A new close-up of Saturn’s moon Enceladus from the Cassini Spacecraft. This unprocessed “raw” image of Saturn’s icy, geologically active moon Enceladus was acquired by…
Just in time for Halloween, a large space rock that bears an eerie resemblance to a skull will zip past Earth this weekend. Scientists observing…