Search results for Ceres

Astrobiology Oct 16, 2023

Hypervelocity impact experiments probe the origin of organics on the dwarf planet Ceres

One of the most exciting findings from NASA's Dawn mission is that Ceres, the largest object in the asteroid belt that lies between Mars and Jupiter, hosts complex organics. The discovery of aliphatic molecules, which consist ...

Space Exploration Oct 14, 2023

'Ring of fire' eclipse brings cheers and shouts of joy as it moves across the Americas

First came the darkening skies, then the crescent-shaped shadows on the ground, and finally an eruption of cheers by crowds that gathered Saturday along the narrow path of a rare "ring of fire" eclipse of the sun.

Biotechnology Sep 27, 2023

Structural biology—plastic degradation by using wax worm saliva

Plastic waste management is a pressing ecological, social, and economic challenge that has looked to diverse chemical-biology strategies to facilitate biodegradation. In a new report now on Science Advances, Mercedes Spinola-Amilibia ...

Space Exploration Jul 19, 2023

We could get large amounts of water from the moon by directing the sun at it

One of the most commonly discussed challenges when starting our species' space exploration journey is how to get the resources necessary for life off of the Earth. Typically this is thought of as two things—water and oxygen, ...

Astronomy Jun 5, 2023

Five incredible craters that will make you fall in love with the grandeur of our solar system

Impact cratering happens on every solid body in the solar system. In fact, it is the dominant process affecting the surfaces on most extraterrestrial bodies today.

Astronomy May 4, 2023

Study of Uranus' large moons shows four may hold water

Re-analysis of data from NASA's Voyager spacecraft, along with new computer modeling, has led NASA scientists to conclude that four of Uranus' largest moons likely contain an ocean layer between their cores and icy crusts. ...

Planetary Sciences Feb 23, 2023

Why do Earth's hemispheres look equally bright when viewed from space?

When looking at the Earth from space, its hemispheres—northern and southern—appear equally bright. This is particularly unexpected because the Southern Hemisphere is mostly covered with dark oceans, whereas the Northern Hemisphere ...

Astronomy Feb 20, 2023

Unknown class of water-rich asteroids identified

New astronomical measurements in the infrared range have led to the identification of a heretofore unknown class of asteroids. An international research team including geoscientists from Heidelberg University has succeeded ...

Space Exploration Feb 3, 2023

France pledges not to conduct anti-satellite missile tests but leaves other options open

Driven by concerns over space debris, in late November the French Ministry for the Armed Forces formally committed not to conduct anti-satellite missile tests. And yet, France's space strategy of 2019 resolved to "toughen" ...

Planetary Sciences Jan 17, 2023

A hybrid fission/fusion reactor could be the best way to get through the ice on Europa

In the coming years, NASA and the European Space Agency (ESA) will send two robotic missions to explore Jupiter's icy moon Europa. These are none other than NASA's Europa Clipper and the ESA's Jupiter Icy Moons Explorer (JUICE), ...

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