Mastodawn

American Meteor Society
#ams
#fireball
#meteorshower
#space
Has Something Changed in the Near-Earth Meteoroid Environment?

The first quarter of 2026 has produced what appears to be a significant surge in large fireball events.

https://amsmeteors.org/ams-q1-2026-fireball-analysis.html

Q1 2026: Has Something Changed in the Near-Earth Fireball Environment? — American Meteor Society

astronomydomine Mar 30

AI data centres can warm surrounding Areas by up to 9.1°
https://www.newscientist.com/article/2521256-ai-data-centres-can-warm-surrounding-areas-by-up-to-9-1c/

AI data centres can warm surrounding areas by up to 9.1°C

Hundreds of millions of people live close enough to data centres used to power AI to feel warmer average temperatures in their local area

New Scientist

astronomydomine Mar 29

NRF/SARAO

Watch and Learn - The history of radio astronomy

https://youtu.be/yrFMxHGvLfU

#radioastronomy

Module 1 - The History of Radio Astronomy by Justin Jonas

YouTube

astronomydomine Mar 29

New Meteor Detection Software: RMS download on www.rmob.org
A key feature of this software is its integrated satellite filter, specifically developed to minimize false positives by distinguishing genuine meteor echoes from satellite interference
#Radioastronomy
#meteorshowers

astronomydomine Mar 22

Messier 95 & 96 in leo, 34 million light-years
#astronomy
#galaxy

astronomydomine Mar 16

https://www.space.com/space-exploration/satellites/spacexs-1-million-orbiting-ai-data-centers-could-ruin-astronomy-scientists-say

SpaceX plan for 1 million orbiting AI data centers could ruin astronomy, scientists say

"This is a challenge unlike any we have encountered thus far in this new era of commercial space."

Space

astronomydomine Mar 14

Solar twins in Gaia DR3 GSP-Spec
II. Age distribution and its implications for the Sun’s migration

The former is consistent with previous studies suggesting that a burst of star formation was triggered relatively recently in the Galactic disk encompassing the solar neighborhood. Our result strengthens the argument that interactions with the Sgr dwarf galaxy during pericentric passages may have induced bursts of star formation in the disk.

https://www.aanda.org/articles/aa/full_html/2026/03/aa58914-26/aa58914-26.html

Solar twins in Gaia DR3 GSP-Spec - II. Age distribution and its implications for the Sun’s migration | Astronomy & Astrophysics (A&A)

Astronomy & Astrophysics (A&A) is an international journal which publishes papers on all aspects of astronomy and astrophysics

astronomydomine Mar 11

Carbon dioxide overload, detected in human blood, suggests a potentially toxic atmosphere within 50 years

#climatechange
#carbondioxide

https://link.springer.com/article/10.1007/s11869-026-01918-5

Carbon dioxide overload, detected in human blood, suggests a potentially toxic atmosphere within 50 years - Air Quality, Atmosphere & Health

Anthropogenic activities are increasing the amount of carbon dioxide (CO2) in the atmosphere. There is mounting experimental evidence that lifetime exposur

SpringerLink

astronomydomine Mar 7

Mexico’s final glacier is reshaping everything downstream
The Jamapa Glacier retreat is climate change in action, and an extinction affecting rivers, rural communities, industries and marine ecosystems
#ClimateCrisis

https://dialogue.earth/en/nature/mexicos-final-glacier-is-reshaping-everything-downstream/