Search results for Kuiper Belt

Astronomy Jun 16, 2022

Dead star's cannibalism of its planetary system is most far-reaching ever witnessed

The violent death throes of a nearby star so thoroughly disrupted its planetary system that the dead star left behind—known as a white dwarf—is sucking in debris from both the system's inner and outer reaches, UCLA astronomers ...

Astronomy Jun 14, 2022

Scientists on the hunt for planetary formation fossils reveal unexpected eccentricities in nearby debris disk

Using the Atacama Large Millimeter/submillimeter Array (ALMA), astronomers have imaged the debris disk of the nearby star HD 53143 at millimeter wavelengths for the first time, and it looks nothing like they expected. Based ...

Space Exploration Jun 09, 2022

Comet Interceptor approved for construction

ESA's Comet Interceptor mission to visit a pristine comet or other interstellar object just starting its journey into the inner solar system has been "adopted" this week; the study phase is complete and, following selection ...

Space Exploration May 20, 2022

Webb telescope nearly set to explore the solar system

As NASA's James Webb Space Telescope moves through the final phases of commissioning its science instruments, we have also begun working on technical operations of the observatory. While the telescope moves through space, ...

Astronomy May 19, 2022

Ceres probably formed farther out in the solar system and migrated inward

When Sicilian astronomer Giuseppe Piazzi spotted Ceres in 1801, he thought it was a planet. Astronomers didn't know about asteroids at that time. Now we know there's an enormous quantity of them, primarily residing in the ...

Astronomy May 16, 2022

Extraterrestrial stone brings first supernova clues to Earth

New chemistry "forensics" indicate that the stone named Hypatia from the Egyptian desert could be the first tangible evidence found on Earth of a supernova type Ia explosion. These rare supernovas are some of the most energetic ...

Astronomy May 12, 2022

These are the best places to search for habitable exomoons

Our solar system contains eight planets and more than 200 moons. The large majority of those moons have no chance of being habitable, but some of them—Europa and Enceladus, for example—are strong candidates in the search ...

Space Exploration Apr 26, 2022

NASA extends exploration for 8 planetary science missions

Following a thorough evaluation, NASA has extended the planetary science missions of eight of its spacecraft due to their scientific productivity and potential to deepen our knowledge and understanding of the solar system ...

Space Exploration Mar 29, 2022

'Bubble-through' nuclear engine might be a future NASA workhorse

A cutting-edge nuclear thermal propulsion (NTP) rocket engine using what's called centrifugal liquid fuel bubble-through could one day be a ticket for NASA to go directly into deep space.

Astronomy Mar 14, 2022

The sun is slowly tearing this comet apart

Using ground-based and space-based observations, a team of researchers has been monitoring a difficult-to-see comet carefully. It's called Comet 323P/SOHO, and it was discovered over 20 years ago in 1999. But it's difficult ...

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