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 30 天
时间不限
过去 1 小时
过去 24 小时
过去 7 天
按相关度排序
按时间排序
Astronomy
3 天
You’re almost certainly not being visited by aliens
Anyone tempted to ascribe the nighttime sightings of aircraft to alien intelligence ought to be dissuaded by the vast scale ...
Astronomy
7 天
The Sky This Week from December 20 to 27: Welcome the winter solstice
The Sun reaches its southernmost point, the Ursid meteor shower peaks, and the Christmas Tree Cluster glitters in the sky ...
Astronomy
3 天
Smallest main-belt asteroids ever detected found hiding in JWST data
With the James Webb Space Telescope and updated processing techniques, researchers have detected asteroids just tens of ...
Astronomy
3 天
How do spacecraft avoid collisions in the asteroid belt?
The main belt located between the orbits of Mars and Jupiter is so sparsely populated that spacecraft pass through as though it were empty.
Astronomy
4 天
Earth’s gravity gave the Moon an early facelift
Heat from tidal forces remelted the Moon’s crust, says new reesarch, which may explain why the Moon is older than some ...
Astronomy
6 天
‘Blue straggler’ likely born from a collision of stars
A strange star has revealed to astronomers a mysterious past — one that involves the merger of two ancient suns.
Astronomy
2 天
FAA approves SpaceX for more Starship test missions
The regulator issued a modified launch and reentry license that allows launching multiple flights under the vehicle’s Flight ...
Astronomy
14 天
The Sky This Week from December 13 to 20: 2024’s last Full Moon
A Cold Moon hangs in the sky while Jupiter still shines bright and the Geminid meteor shower peaks in the sky this week.
Astronomy
5 天
Want to find a black hole? Pick up a rock
Quickly moving primordial black holes might leave tiny holes in regular matter as they tunnel through, leaving traces we ...
Astronomy
9 天
Pearl Young, the first woman to work in a technical role at NASA, overcame barriers and ...
Despite systemic barriers, Young persisted in the face of adversity. Her legacy continues today, but there is much work still ...
Astronomy
14 天
The best deep-sky targets in Taurus
If you’re new to constellation identification, the best way to locate Taurus is to wait until the easily recognized ...
Astronomy
13 天
What’s in the National Academies’ Decadal Survey for Solar and Space Physics?
This report represents the collective hopes of scientists who study the Sun, setting out plans for improving our knowledge of ...
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