Nova Scorpii 2023 shows X-ray variability over several months after stellar explosion
NASA's Neil Gehrels Swift Observatory, shown in this artist's concept, orbits Earth while studying the ever-changing universe. Credit: NASA Goddard ...
Tag: stellar
Astronomers detect young FUor-type stellar object
Combined griJHKS light curves of Gaia20bdk obtained by several ground-based surveys and telescopes, and G, W1 and W2 light curves ...
Betelgeuse Betelgeuse? Bright star Betelgeuse likely has stellar companion ‘Betelbuddy’
Graphic representation of Betelgeuse and Betelbuddy. Credit: Lucy Reading-Ikkanda/Simons Foundation One of the brightest stars in the night sky, Betelgeuse, ...
Researchers claim to have discovered the oldest stellar disk in the Milky Way
Scale height/length ratio as a function of age, comparing Milky Way observations with TNG50 simulations. Credit: Natural astronomy (2024). DOI: ...
Hubble discovers black hole beam promotes stellar flares
The Hubble Space Telescope is an international cooperation project between ESA and NASA. Credit: NASA, ESA, J. Olmsted (STScI) In ...
New simulations shed light on stellar destruction by supermassive black holes
Formation of a disk in an isentropic simulation (effective radiative cooling) with a rotating black hole (a = 0.99, θ ...
The cutest environmentalists; a strange stellar object; vitamins good for the brain
Close-up of a sea otter taken in Morro Bay, California in 2016. Credit: Marshal Hedin of San Diego, CC BY-SA ...
“Stellar paternity tests” link orphaned stars to their origins in the Milky Way
Credit: CC0 Public domain In the chaotic environment of open star clusters, strong gravitational interactions between bodies can throw individual ...
New large stellar flare detected from EV Lacertae
Light curves over four days of EV Lacertae during our observation campaign from October 24 to 27, 2022. Credit: arXiv ...
Four young eruptive stellar objects discovered
Light curve of SPICY 99341. Gaia photometric data (green circles) are shifted by −7 magnitudes. (middle) color-amplitude diagram W1 versus ...
