Results 161 to 170 of about 362,838 (268)

NEOWISE-R Caught the Luminous SN 2023ixf in Messier 101

open access: yesThe Astrophysical Journal
During routine survey imaging, the reactivated Near-Earth Object Wide-field Infrared Survey Explorer (NEOWISE-R) serendipitously caught the Type II supernova SN 2023ixf in Messier 101 on the rise, starting day 3.6 through day 10.9, and again on the ...
Schuyler D. Van Dyk   +18 more
doaj   +1 more source

Detailed Radial Scale Height Profile of Dust Grains as Probed by Dust Self-scattering in HL Tau

open access: yesThe Astrophysical Journal Letters
The vertical settling of dust grains in a circumstellar disk, characterized by their scale height, is a pivotal process in the formation of planets. This study offers in-depth analysis and modeling of the radial scale height profile of dust grains in the
Haifeng Yang   +6 more
doaj   +1 more source

A radio-detected type Ia supernova with helium-rich circumstellar material. [PDF]

open access: yesNature, 2023
Kool EC   +36 more
europepmc   +1 more source

Observational constraints on circumstellar dust [PDF]

open access: yes
There is an enormous range in the properties of stars that are losing mass. The red giants responsible for injecting roughly half or more of the material into the interstellar medium are reviewed. The physical properties are described for the out flowing
Jura, M.
core   +1 more source

B-type Emission-line Stars with Warm Circumstellar Dust [PDF]

open access: bronze, 2000
T. A. Sheikina   +2 more
openalex   +1 more source

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