搜索优化
English
搜索
Copilot
图片
视频
地图
资讯
购物
更多
航班
旅游
酒店
房地产
笔记本
Top stories
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
过去 24 小时
时间不限
过去 1 小时
过去 7 天
过去 30 天
按相关度排序
按时间排序
11 小时
NASA Finds Seven More Mysterious ‘Dark Comets’ — What To Know
A new category of space rock called “dark comets” are proving more common than previously thought, with 14 asteroid-comet ...
IFLScience
13 小时
A New Type Of Dark Comet May Have Shaped The Early Earth
It’s only two years since known objects that look like asteroids and move like comets became numerous enough to get a name, ...
1 小时
Enigmatic ‘Dark Comets’ Come in Two Distinct Types, Study Finds
The study also reveals that these mysterious objects fall into two distinct groups based on their orbit and size. With this ...
来自MSN
6 小时
NASA Researchers Discover More Dark Comets
These celestial objects look like asteroids but act like comets now come in two flavors. The first dark comet — a celestial ...
16 小时
NASA founds seven more dark comets, the weird celestial objects that may have brought life ...
NASA researchers have discovered seven more dark comets, bringing the total to 14. These objects resemble asteroids but ...
16 小时
NASA discovers seven mysterious 'dark comets' that might have brought life to Earth
Astronomers uncover seven new 'dark comets,' mysterious celestial bodies blurring the line between asteroids and comets, ...
8 小时
NASA finds seven new dark comets that might have brought life to Earth
Astronomers unveiled the discovery of seven new 'dark comets' that they believe could be the mechanism by which water enters ...
India Today on MSN
16 小时
Nasa discovers seven new mysterious dark comets that we know very little about
The concept of dark comets emerged from observations of asteroid 2003 RM in 2016, which displayed unexpected orbital ...
Smithsonian Magazine
10 小时
How to Watch the Geminid Meteor Shower This Weekend
The peak of this popular annual meteor shower risks being washed out by an almost full moon this year—but stargazers can ...
12 小时
Asteroids Impacting Neutron Stars May Be the Cause of Fast Radio Bursts
In a study in The Astrophysical Journal, it has been proposed that fast radio bursts (FRBs), enigmatic blasts of radio waves ...
earth
8 小时
Ocean world Ceres, near Mars, is full of organic matter that may support life
New research on Ceres reveals hidden organic materials, suggesting subsurface reservoirs and internal energy sources.
11 小时
In Photos: Jaw-Dropping Galaxy Captured In 570 Megapixels By ‘Dark Energy Camera’
The spiral arms of Messier 83, also known as the Southern Pinwheel galaxy, have been imaged by the Dark Energy Camera in ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果
反馈