Mars Express Provides a Window to a Watery Past on Mars
New composite images captured by ESA’s Mars Express offer a window into the watery past of the Red Planet. This 70 km-wide crater and its…
European Space Agency
Astronomers Document Remarkable Changes on Comet 67P
The Rosetta mission has documented remarkable changes on the surface of Comet 67P, revealing growing fractures, collapsing cliffs, rolling boulders and moving material. Images returned…
First Images from ExoMars Mission
The above image is one of the first image pairs taken by the ExoMars high-resolution CaSSIS camera. ExoMars was launched on a Proton-M rocket from…
ESA’s Mars Express View Remnants of Mega-Flood on Mars
European Space Agency’s Mars Express has captured images of one of the largest outflow channel networks on Mars. The Kasei Valles channel system extends around…
Hubble Image of the Week – A Spiral in Andromeda
This newly released Hubble image shows barred spiral galaxy NGC 7640, which is located 30 million light-years away. Not to be confused with our neighboring…
New Mosaic Shows Off the Red Planet’s North Polar Ice Cap
ESA’s Mars Express provides a new mosaic of Mars. A new mosaic from ESA’s Mars Express shows off the Red Planet’s north polar ice cap…
NuSTAR Helps Solve Forty-Year-Old Neutron Star Mystery
Astronomers may have solved a 40-year-old mystery surrounding a neutron star in the “Rapid Burster” system. Scientists observing a curious neutron star in a binary…
Hubble Image of the Week – NGC 4861
This newly released Hubble image shows galaxy NGC 4861, which is located 30 million light-years away. The lesser-known constellation of Canes Venatici (The Hunting Dogs),…
Hitomi Mission Discovers a Quiet Space in the Perseus Cluster
The Hitomi X-ray Observatory has discovered something quite serene: calm at the heart of the Perseus cluster. Scientists from the international Hitomi mission report July…
Hubble Telescope Views Vivid Auroras in Jupiter’s Atmosphere
Using the Hubble Space Telescope, astronomers view vivid auroras on the poles of Jupiter. Jupiter, the largest planet in the solar system, is best known…
Moon Village – How to Build a Permanent Base Station on the Moon
This eight minute video details Jan Woerner’s plan to build up a permanent base station on the Moon. Jan Woerner, Director General of the European…
Dying Star Kohoutek 4-55 Offers a Glimpse of Our Sun’s Future
This Hubble image reveals the final act of celestial beauty before the long fade into cosmic history. Invisibly buried in the center of this colorful…
Hubble Views the Young Star HBC 1
Surrounded by dust, this new Hubble image shows the young forming star known as HBC 1. The star is in an immature and adolescent phase…
XMM-Newton Reveals High-Speed Winds Around a Supermassive Black Hole
ESA’s XMM-Newton reveals that winds around a supermassive black hole located 800 million light-years from Earth are moving at 23,000–33,000 km/s, about 10% the speed…
Hubble Image of the Week – Spiral Galaxy NGC 4845
This newly released Hubble image shows the spiral galaxy NGC 4845, which is located over 65 million light-years away in the constellation of Virgo (The…
NASA’s Solar and Heliospheric Observatory Celebrates 20 Years of Science
ESA and NASA’s Solar and Heliospheric Observatory celebrates twenty years of space-based science. After 20 years in space, ESA and NASA’s Solar and Heliospheric Observatory,…
Hubble Image of the Week – Elliptical Galaxy NGC 2768
This newly released Hubble image shows elliptical galaxy NGC 2768, which is located 60 million light years away. Like a lighthouse in the fog the…
Mars Express Image of the Rim of the Schiaparelli Crater
This image from ESA’s Mars Express features the small crater embedded in the northwestern rim of the Schiaparelli impact basin. All around is evidence for…