A star near the supermassive black hole at the center of the Milky Way galaxy originated outside the galaxy according to a new study published in Proceedings of the Japan Academy, Series B. This is the first time a star of ...
Astronomy
Dec 4, 2023
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1825
This week in our wrap up, we lull you into a false sense of security with adorable lion cubs then ambush you with terrifying pulsars. We do this not out of a sense of malice but to prepare your mind for the possibility of ...
It first appeared as a glowing blob from ground-based telescopes and then vanished completely in images from the Hubble Space Telescope. Now, the ghostly object has reappeared as a faint, yet distinct galaxy in an image from ...
Astronomy
Dec 1, 2023
0
370
One of the biggest mysteries in cosmology is the rate at which the universe is expanding. This can be predicted using the standard model of cosmology, also known as Lambda-cold dark matter (ΛCDM). This model is based on ...
Astronomy
Dec 1, 2023
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2869
Three astronomers from the Netherlands have proven that gas that was previously heated near a supermassive black hole flowed to the outskirts of the galaxy and cooled down, moving back towards the black hole. While there ...
Astronomy
Nov 30, 2023
0
73
To their surprise, an international team of researchers has discovered a giant and extremely faint stream of stars between galaxies. While streams are already known in our own galaxy and in nearby galaxies, this is the first ...
Astronomy
Nov 30, 2023
4
6049
An international team of astronomers led by Durham University and including astronomers at the UK Astronomy Technology Center has reported the first detection of a rotating disk structure around a forming high-mass star outside ...
Astronomy
Nov 29, 2023
0
125
A study, published in The Astrophysical Journal Supplement Series, reports new findings in the performance test for simultaneous photometric redshift and stellar population parameter estimation of galaxies in the China Space ...
Astronomy
Nov 29, 2023
0
9
An international team of astronomers reports the discovery of a new protocluster of massive quiescent galaxies at a redshift of approximately 4.0. This is the first detection of a protocluster of this type at such a high ...
When galaxies collide, their supermassive black holes enter into a gravitational dance, gradually orbiting each other ever closer until eventually merging. We know they merge because we see the gravitational beasts that result, ...
Astronomy
Nov 27, 2023
1
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