资讯

ExtremeTech on MSN2 小时
A Revolutionary, Low-Cost Asteroid Mission Is Now in Danger From NASA Cutbacks
The proposed national US budget for 2026 contains a few nasty surprises for NASA, and some serious disappointments—among them ...
An exceedingly rare asteroid flyby will happen soon, but NASA may be left on the sidelines
Astronomers estimate that an asteroid this large comes this close to Earth only about once every 7,500 years. It also appears ...
The Weather Network on MSN4月
Surprisingly salty asteroid Bennu contains the building blocks of life
Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...
Smithsonian Magazine1 天
An Innovative Spacecraft Makes Contact With an Asteroid
What was the most surprising or unexpected thing that happened as the mission unfolded? There are so many. I call Bennu the “trickster asteroid” because it constantly surprised us and challenged us.
Ars Technica5月
Bennu asteroid samples yield watery history, key molecules for life
Bennu’s parent asteroid likely broke apart 1 to 2 billion years ago, and some of the fragments came together to form the rubble pile we know as Bennu. These minerals are also found on icy bodies ...
Modern Engineering Marvels on MSN15 天
Asteroid Bennu’s Impeccable Orbit Tightens the Net on the Elusive Fifth Force in Physics
The trajectories of objects often feature anomalies that can be useful in discovering new physics.” These are the words of Yu ...
The Conversation5月
Bennu asteroid reveals its contents to scientists − and clues to how the building blocks ...
Bennu’s parent asteroid likely broke apart 1 to 2 billion years ago, and some of the fragments came together to form the rubble pile we know as Bennu. These minerals are also found on icy bodies ...
Live Science5月
Asteroid Bennu contains the 'seeds of life,' OSIRIS-REx samples reveal
OSIRIS-REx launched in September 2016 and traveled 200 million miles (320 million kilometers) to reach Bennu. Once there, the spacecraft orbited the asteroid for nearly two years as flight ...
Tiny fragment of asteroid giving Field Museum scientists a glimpse 4.6 billion years into ...
The Field Museum is the new temporary home to a tiny piece of pristine asteroid. The fragment of the asteroid Bennu, on loan from NASA, won't be on display for visitors, but will give scientists the ...
PBS5月
The Bennu asteroid reveals clues to how the building blocks of life on Earth may have ... - PBS
The CI chondrites and asteroid Bennu. To learn about an asteroid – a rocky or metallic object in orbit around the Sun – we started with a study of meteorites.. Asteroids like Bennu are rocky ...
National Geographic news19 天
This asteroid is one of the most likely to hit Earth. Here’s what it means for our future ...
This asteroid is one of the most likely to hit Earth. Here’s what it means for our future. New ultraprecise measurements show that the asteroid Bennu has a higher chance than thought of ...
Gizmodo4月
Here's What Would Happen If Asteroid Bennu Hit Earth - Gizmodo
An impact from Bennu would be very destructive, but Earth has seen worse. Around 66 million years ago, an asteroid that was roughly 6 miles wide (10 kilometers across) struck Earth, killing most ...