Astronomy
- JWST Might Have Spotted the First Dark Matter Starswww.scientificamerican.com JWST Might Have Spotted the First Dark Matter Stars
Stars fueled by the self-annihilation of dark matter might have been spotted for the first time by JWST
- New Radio Astronomical Observations Confirm Unintended Electromagnetic Radiation Emanating from Large Satellite Constellationscps.iau.org New Radio Astronomical Observations Confirm Unintended Electromagnetic Radiation Emanating from Large Satellite Constellations - CPS
IAU Centre for the Protection of the Dark and Quiet Sky from Satellite Constellation Interference (CPS)
cross-posted from: https://lemmy.ml/post/1871351
> Scientists use the LOFAR telescope to observe low-frequency radio waves from satellites in large constellations for the first time. “Unintended electromagnetic radiation” emanating from onboard electronics in Starlink satellites was detected which could impact astronomical research. Further study is now ongoing.
- The red color of Mars is only inches deepbigthink.com The red color of Mars is only inches deep
The surface and atmosphere is colored by ferric oxides. Beneath a very thin layer, mere millimeters deep in places, it's not red anymore.
- The Absolute Maximums of Time and Space Relativitycoco1453.wordpress.com The Absolute Maximums of Time and Space Relativity
Just because time is relative does not mean time is subjective. Time is a fundamental objective part of reality, and time and distance relativity is probably less weird than you think it is. There …
- Thinking in Metric for Astronomycoco1453.wordpress.com Thinking in Metric for Astronomy
This is a chart of metric values to help in understanding the large distances of outer space. Metric is perfect for providing an easy understanding of both absolute and relative distances in astron…
- Putting the Size of the Observable Universe in Perspectivetwistedsifter.com Putting the Size of the Observable Universe in Perspective
The age of the universe is about 13.75 billion years. The diameter of the observable universe is estimated at about 28 billion parsecs (93 billion light-years). As a reminder, a light-year i…
- How Small Was The Universe At The Start Of The Big Bang?www.forbes.com How Small Was The Universe At The Start Of The Big Bang?
If it wasn't a singularity, how small could it have been?
- The strongest evidence for a Universe before the Big Bangbigthink.com The strongest evidence for a Universe before the Big Bang
The hot Big Bang is often touted as the beginning of the Universe. But there's one piece of evidence we can't ignore that shows otherwise.
- Lets get this going yo
What do you think?
