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
6 天
《自然》(20241121出版)一周论文导读
美国科学家探测到一颗迄今发现最年轻的凌星行星。凌星行星是从一颗恒星与地球这类观察者之间经过的行星。迄今,科学家已经在年龄在1000万到4000万年的恒星周围发现了超过十几颗凌星行星,但却一直未能探测到更年轻的凌星行星。这或许是因为这些行星还没有完全形成,或是因为人们对这类行星的视野被残余的原行星盘(新形成恒星周围的致密气体和尘埃环)遮挡了。
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
今日热点
Eats $6.2M banana art
Little Rock mall shooting
Oak Park police officer dies
Issues holiday scam warning
$28M Thanksgiving feast
Icon of Mexican cinema dies
Amazon workers plan strike
Thanksgiving spending record
Chinese journalist sentenced
To hear flavored vapes case
Bears fire coach Eberflus
Teen killed by stray bullet
Joins editorial board
Hurricane season ending
RU defense chief visits NK
Uranium enrichment plan
UK spy chief accuses RU
Canadian media outlets sue
Evacuation warnings issued
Ukraine seeks NATO invite
Insurgents breach Aleppo
Agrees to sign with Lions
Police: Man shot, killed
Former Hartford mayor dies
Nigeria boat accident
To visit Hawaii and Guam
Israeli bus attacked
5-year extension w/ Dodgers
Unveils new interior
UK backs assisted dying bill
WTO chief reinstated
In Florida to meet Trump
反馈