A bewildering number of factors and variables led up to the planet we occupy today, where life finds a way to survive and even thrive in the most marginal conditions. The sun is the catalyst for it all, propelling life on ...
Planetary Sciences
Nov 16, 2023
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A Lancaster University Ph.D. student has measured the optical depth of Saturn's rings using a new method based on how much sunlight reached the Cassini spacecraft while it was in the shadow of the rings.
Planetary Sciences
Nov 14, 2023
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53
The ESA's Gaia Observatory continues its astrometry mission, which consists of measuring the positions, distances, and motions of stars (and the positions of orbiting exoplanets) with unprecedented precision. Launched in ...
Astronomy
Nov 13, 2023
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35
Since it became operational almost two years ago, the James Webb Space Telescope (JWST) has produced countless breathtaking images of the universe and enabled fresh insights into how it evolved.
Astronomy
Nov 7, 2023
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A new study reveals that supermassive black holes at the centers of galaxies, known as quasars, can sometimes be obscured by dense clouds of gas and dust in their host galaxies.
Astronomy
Nov 5, 2023
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Using the Australia Telescope Compact Array (ATCA) and the Atacama Large Millimeter/submillimeter Array (ALMA), an international team of astronomers has observed a supernova remnant known as 1E 0102.2–7219. Results of the ...
Astronomers have found plenty of white dwarf stars surrounded by debris disks. Those disks are the remains of planets destroyed by the star as it evolved. But they've found one intact Jupiter-mass planet orbiting a white ...
Astronomy
Nov 2, 2023
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46
On July 11, 2022, the very first image taken by the James Webb Space Telescope (JWST) was released to the general public. It's called Webb's First Deep Field, centered on a cluster of galaxies named SMACS 0723 and containing ...
Astronomy
Nov 1, 2023
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137
As planet-hunting scientists find more and more planets, they've encountered some puzzles. One of them concerns the lack of Neptune-size worlds orbiting close to their stars. Astronomers think that these planets aren't massive ...
Planetary Sciences
Oct 27, 2023
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19
Supernovae, or exploding stars, play a critical role in the formation and evolution of galaxies. However, key aspects of these phenomena are notoriously difficult to simulate accurately in reasonably short amounts of time.
Astronomy
Oct 26, 2023
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