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
时间不限
过去 1 小时
过去 24 小时
过去 7 天
过去 30 天
按相关度排序
按时间排序
Astronomy
5 小时
The middle-aged Moon had a magnetic field
The Moon held on to its magnetic field for most of its life — which could mean less lunar water available to future ...
Astronomy
16 小时
The Sky This Week from January 3 to 10: Earth’s closest approach to the Sun
The Quadrantids’ radiant lies in the now-defunct constellation Quadrans Muralis, a region of the sky occupied by Boötes. It’s ...
Astronomy
2 天
January 2025: What’s in the sky this month? The Moon occults Mars and the Pleiades, plus ...
Witness a lunar occultation of both Mars and the Pleiades; plus, Mars reaches opposition and Venus and Saturn sit close ...
Astronomy
24 年
Could the Seestar S50 be your first imaging telescope?
This ZWO scope promises that anyone can capture high-quality images of stars, nebulae, and even the Sun, no imaging knowledge ...
Astronomy
2 天
January 2025: What’s in the Southern Hemisphere sky this month?
Summer nights mean late sunsets and lingering twilight, but January exceeds expectations with fine views of Venus, Jupiter, ...
Astronomy
1 天
When everything in the universe changed
The revolutionary James Webb Space Telescope and next-gen radio telescopes are probing what’s known as the epoch of reionization. It holds clues to the first stars and galaxies, and perhaps the nature ...
Astronomy
2 天
JWST reveals surprising surface chemistry is occurring on Pluto’s moon Charon
As part of its extensive slate of observations, the James Webb Space Telescope (JWST) recently took a closer look at Pluto’s ...
Astronomy
1 天
‘Dark comets’ could reveal how Earth got its oceans
Scientists still do not know where the water here on Earth came from. But two populations of so-called dark comets may tell ...
Astronomy
4 天
Newfound galaxy gives glimpse into the Milky Way’s past
The Firefly Sparkle Galaxy is the first Milky Way-sized galaxy to ever be found while still in the process of forming.
Astronomy
2 天
How Artemis will land humans on the Moon
In the first decades of the 21st century, NASA’s Artemis program aims to return humans to the Moon, thanks to international partnerships.
Astronomy
11 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 ...
Astronomy
7 天
The Sky This Week from December 27 to January 3: The Quadrantid meteor shower peaks
The New Year kicks off with a stunning meteor shower under perfect conditions and plenty of deep-sky objects on offer in the ...
当前正在显示可能无法访问的结果。
隐藏无法访问的结果
反馈