搜索结果: 1-15 共查到“理学 stars”相关记录462条 . 查询时间(0.062 秒)
Astronomers find a “cataclysmic” pair of stars with the shortest orbit yet（图）
“灾难性”恒星 恒星 双星系统
2023/6/9
Nearly half the stars in our galaxy are solitary like the sun. The other half comprises stars that circle other stars, in pairs and multiples, with orbits so tight that some stellar systems could fit ...
Small stars share similar dynamics to our sun, key to planet habitability
magnetic activity cool stars magnetic environment
2021/8/10
Scientists show that 'cool' stars like the sun share dynamic surface behaviors that influence their energetic and magnetic environments. Stellar magnetic activity is key to whether a given star can ho...
Baby stars hatch from stellar eggs near galaxy’s center（图）
Baby stars hatch stellar eggs near galaxy center
2021/4/9
Astronomers have found stellar eggs containing baby stars around the center of the Milky Way galaxy. To make the discovery, the scientists used NSF's Atacama Large Millimeter/submillimeter Array (ALMA...
Organic matter,bacteria doom sea stars to oxygen depletion（图）
Organic matter bacteria doom sea stars oxygen depletion
2021/1/28
For more than seven years, a mysterious wasting disease has nearly killed off sea star populations worldwide. Many of these species are at the brink of extinction.New Cornell University-led resea...
2020 Rising Stars of Light全球评选：复旦大学孙树林入选十名顶尖青年科学家（图）
2020 Rising Stars of Light 全球评选 复旦大学 孙树林 青年科学家
2021/1/14
最近，在国际知名光学期刊《Light：Science & Applications》主办的2020年度顶尖光学青年科学家竞赛“Rising Stars of Light”的评选活动中，复旦大学孙树林博士作为中国大陆地区的唯一入选者获评最终10名顶尖青年科学家，并在最终决赛中荣获候选人奖。
LIGO-Virgo finds mystery object in gap between neutron stars and black holes（图）
LIGO-Virgo mystery object gap between neutro holes
2020/7/3
When the most massive stars die, they collapse under their own gravity and leave behind black holes. When stars that are a bit less massive die, they explode in supernovas and leave behind dense, dead...
An international team of astronomers used two of the most powerful radio telescopes in the world to create more than three hundred images of planet-forming disks around very young stars in the Orion C...
2017国际星星和行星青年天文学校（International School for Young Astronomers on Stars and Exoplanets）
2017 国际星星和行星青年天文 学校
2017/10/27
The International School for Young Astronomers on Stars and Exoplanets will be held in November 26th to December 9th, 2017 in Kunming, China, under the organization of Yunnan Observatories (YNOs) of C...
LIGO and Virgo make first detection of gravitational waves produced by colliding neutron stars（图）
LIGO Virgo first detection gravitational waves produced colliding neutron stars
2017/10/26
For the first time, scientists have directly detected gravitational waves -- ripples in space-time -- in addition to light from the spectacular collision of two neutron stars. This marks the first tim...
First Observations Of Merging Neutron Stars Mark A New Era In Astronomy（图）
First Observations Merging Neutron Stars Mark New Era Astronomy
2017/10/26
Two months ago, the Advanced Laser Interferometer Gravitational-Wave Observatory (LIGO) notified astronomers around the world of the possible detection of gravitational waves from the merger of two ne...
One of Life’s Building Blocks Found around Infant Sun-like Stars
Life’s Building Blocks Infant Sun-like Stars
2017/7/21
Our solar system is teeming with simple carbon-based molecules, the basic building blocks of life. If the conditions are right, these simple molecules can go on to form more complex, biologically inte...
Astronomers discover exoplanet hotter than most stars
Astronomers exoplanet hotter most stars
2017/7/21
Imagine a planet like Jupiter zipping around its host star every day and a half, superheated to temperatures hotter than most stars and sporting a giant, glowing gas tail like a comet.That is what an ...
A newly discovered Jupiter-like world is so hot that it’s stretching the definition of the word “planet.”With a day-side temperature of 4,600 Kelvin (more than 7,800 degrees Fahrenheit), planet KELT-9...
RIT study suggests dying stars give newborn black holes a swift kick
RIT study dying stars newborn black holes swift kick
2017/7/21
New information gleaned from gravitational wave observations is helping scientists understand what happens when massive stars die and transform into black holes.
Rochester Institute of Technology res...
Scientists make huge dataset of nearby stars available to public
Scientists huge dataset nearby stars available public
2017/3/13
The search for planets beyond our solar system is about to gain some new recruits.Today, a team that includes MIT and is led by the Carnegie Institution for Science has released the largest collection...