Using NASA's Spitzer and WISE space telescopes, astronomers from the Steward Observatory and elsewhere have observed a well-known variable star designated RZ Piscium. They found that the star's circumstellar debris disk is ...
NASA's OSIRIS-REx spacecraft flew by Earth on Sept. 24, 2023, dropping off its sample of dust and pebbles gathered from the surface of near-Earth asteroid Bennu.
Astronomy
Oct 12, 2023
0
43
Depictions of the Milky Way show a coiling pattern of spiral "arms" filled with stars extending outward from the center. Similar patterns have been observed in the swirling clouds of gas and dust surrounding some young stars—planetary ...
Astronomy
Jul 6, 2023
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34
Using ESO's Very Large Telescope (VLT), an international team of astronomers has probed the inner dusty ring of a young star known as CI Tauri (or CI Tau for short). Results of the study, published May 14 on the arXiv pre-print ...
Researchers led by Ph.D. candidate Zang Lei and Prof. Qian Shengbang from Yunnan Observatories of the Chinese Academy of Sciences (CAS) have discovered that the orbital period of the persistent supersoft X-ray source QR Andromeda ...
Astronomy
May 11, 2023
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132
The young star TW Hydrae is playing "shadow puppets" with scientists observing it with NASA's Hubble Space Telescope.
Astronomy
May 4, 2023
0
234
A white dwarf star can explode as a supernova when its mass exceeds the limit of about 1.4 solar masses. A team led by the Max Planck Institute for Extraterrestrial Physics (MPE) in Garching and involving the University of ...
Astronomy
Mar 24, 2023
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5395
Researchers led by Ph.D. candidate Zang Lei and Prof. Qian Shengbang from the Yunnan Observatories of the Chinese Academy of Sciences have discovered that the orbital evolution of the supersoft X-ray source WX Centauri (WX ...
Astronomy
Mar 15, 2023
0
12
Scientists studying a nearby protostar have detected the presence of water in its circumstellar disk. The new observations made with the Atacama Large Millimeter/submillimeter Array (ALMA) mark the first detection of water ...
Planetary Sciences
Mar 8, 2023
0
109
A new theory for how rocky planets form could explain the origin of so-called "super-Earths"—a class of exoplanets a few times more massive than Earth that are the most abundant type of planet in the galaxy.
Planetary Sciences
Jan 12, 2023
1
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