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As a star runs out of fuel, it will billow out to a million times its original size, engulfing any matter — and planets — in its wake. Scientists have observed hints of stars just before, and shortly ...
Detected in 2017 and observable for only a few weeks, the first known interstellar object to pass through the solar system confounded astronomers, sparking speculation it could be a giant snowflake, h...
For the first time, astronomers have used NASA’s James Webb Space Telescope (JWST) to take a direct image of a planet outside our solar system. The exoplanet is a gas giant, meaning it has no rocky su...
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.
As praise pours in for the images released July 12 from NASA’s new James Webb Space Telescope (JWST) – the next-generation telescope able to peer deeper into the cosmos – Cornell astronomy faculty who...
An international team of more than 300 scientists from 80 institutions has created the first-ever image of the supermassive black hole at the center of our Milky Way galaxy.
Astronomers snap first-ever image of supermassive black hole Sagittarius A*（图）
超大质量黑洞 人马座A* 银河系
2023/6/9
Black holes are invisible by nature. Their pull is inescapable, forever trapping any light that falls into their gravitational abyss. But just beyond a black hole’s point of no return, light persists,...
It looks like fireflies flickering in the darkness. Slowly, more and more amass, lighting up the screen in large chunks and clusters.
After gazing at Jupiter’s Great Red Spot and the planet’s gaseous cloudy realm, NASA’s Juno spacecraft and its microwave radiometer have provided humanity’s first 3D, turbulent sense of what lies far ...
Inouye Solar Telescope releases its first image of a sunspot（图）
Inouye Solar Telescope first image sunspot
2020/12/11
The world's largest solar observatory, the U.S. National Science Foundation's Daniel K. Inouye Solar Telescope, has released its first image of a sunspot. Although the telescope is still in ...
Birth of magnetar from colossal collision potentially spotted for first time（图）
Birth of magnetar colossal collision potentially spotted first time
2020/11/20
Long ago and far across the universe, an enormous burst of gamma rays unleashed more energy in a half-second than the sun will produce over its entire 10-billion-year lifetime.After examining the incr...
NSF’s newest solar telescope produces first images（图）
NSF newest solar telescope first images
2020/2/20
ust released first images from the National Science Foundation’s Daniel K. Inouye Solar Telescope reveal unprecedented detail of the sun’s surface and preview the world-class products to come from thi...
Astronomers capture first image of a black hole（图）
Astronomer capture first image black hole
2019/11/22
Update: The members of the Event Horizon Telescope Collaboration were awarded the Breakthrough Prize in Fundamental Physics on Sept. 5, 2019. The Breakthrough Prize annually recognizes achievements in...
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...
In October astronomers were surprised by a visitor that came racing into our Solar System from interstellar space. Now, researchers using the Gemini Observatory have determined that the first known ob...