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A rare chance to scrutinize a comet’s jet
On July 3, 2016 - as Comet 67P erupted with a plume of dust - the orbiting Rosetta spacecraft happened to pass right through the dust cloud.
November 1, 2017
What is dark matter?
Cosmologists are heading back to their chalkboards, as experiments designed to figure out the nature of dark matter come up empty.
October 30, 2017
Small object visits from beyond solar system
This small asteroid (or comet) passed under Earth's orbit on October 14 at about 60 times the moon's distance. Now it appears to be heading toward interstellar space again.
October 29, 2017
How do human genes act in space?
"Looking at gene expression ... we really see an explosion, like fireworks taking off, as soon as the human body gets into space."
October 29, 2017
Did Ceres once have an ocean?
Two recent studies explore the possibility of an ancient ocean on dwarf planet Ceres, largest world in the asteroid belt. If it existed, what happened to it? And could Ceres still have liquid water today?
October 28, 2017
A potential human habitat on the moon?
A new study says a hole in the moon’s Marius Hills region is the skylight of an underground lava tube large enough to house a city.
October 27, 2017
Webcam surveys high clouds on Mars
A webcam on ESA’s Mars Express has acquired an unprecedented catalog of more than 21,000 images, providing a global survey of unusual, high-altitude, martian clouds.
October 26, 2017
Fornax Galaxy Cluster reveals its secrets
This new 2.3-gigapixel image of the Fornax Galaxy Cluster - one of the largest images ever released by European Southern Observatory - might make you feel small.
October 25, 2017
How the universe creates gold
Finally, scientists know how the universe makes gold. They've seen it created in the cosmic fire of 2 colliding stars via the gravitational wave they emitted.
October 25, 2017
Artificial intelligence finds 56 new gravitational lens candidates
Using the same technology Tesla is using to teach cars to drive themselves, European astronomers are using artificial intelligence to seek out and find many new gravitational lenses.
October 24, 2017
