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Astronomers see carbon dioxide on planet outside solar system for first time（图）
詹姆斯韦伯 太空望远镜 系外行星 大气
2023/6/25
Scientists using NASA’s James Webb Space Telescope have captured definitive evidence of carbon dioxide in the atmosphere of a planet beyond our solar system.
Astronomers confirm existence of two giant, newborn planets in PDS 70 system（图）
Astronomers two giant newborn planets PDS 70 system
2020/5/22
New evidence confirms that first-ever pictures do capture the birth of a pair of planets orbiting the star PDS 70.Using a new infrared pyramid wavefront sensor for adaptive optics correction at the...
Astronomers Create First Detailed Images Of Surface Of Giant Star（图）
Astronomers Create First Detailed Surface Of Giant Star
2018/2/1
An international team of astronomers has produced the first detailed images of the surface of a giant star outside our solar system, revealing a nearly circular, dust-free atmosphere with complex area...
UA Astronomers Track the Birth of a ‘Super-Earth’（图）
UA Astronomers Track the Birth Super-Earth
2017/7/24
A new model giving rise to young planetary systems offers a fresh solution to a puzzle that has vexed astronomers ever since new detection technologies and planet-hunting missions such as NASA's ...
Astronomers discover comets may be more fragile than previously believed
Astronomers comets more fragile previously believed
2017/7/24
Dr. Maria Womack from the University of South Florida is lead investigator of a study on the Centaur “Echeclus,” which is a peculiar minor planet in our solar system.“Echeclus is rare because it behav...
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 ...
Astronomers discover dark past of planet-eating ‘Death Star’
Astronomers dark past planet-eating Death Star
2016/12/27
An international team of scientists, including researchers from the University of Chicago, has made the rare discovery of a planetary system with a host star similar to Earth’s sun. Especially intrigu...
In contradiction to the long-standing idea that larger planets take longer to form, U.S. astronomers today announced the discovery of a giant planet in close orbit around a star so young that it still...
The star system harboring the new planet contains only one star, as do the other three systems with extrasolar planets analyzed by Kane, an assistant professor of physics and astronomy, and his collea...
In a first, astronomers detect strong winds on an exoplanet（图）
astronomers strong winds an exoplanet
2010/9/21
Since the first exoplanet — a planet outside our solar system — was discovered in 1995, more than 460 others have been found. While astronomers have been able to measure the size, orbital characterist...
Astronomers confirm rocky nature of new exoplanet（图）
astronomers rocky nature new exoplanet
2009/9/21
Astronomers have obtained the best evidence yet that a planet orbiting a star 400 light years away from Earth is a solid, rocky world just like our own. The extrasolar planet (or exoplanet), known as ...