An excellent, measured, insightful read from a #MOND sceptic …
“Even if MOND is wrong, that it works as well as it does is surely telling us something. I would like to know why that is”
#MOND #LCDM #cosmology
https://tritonstation.com/2024/02/06/clusters-of-galaxies-ruin-everything/
Yet another way to measure the Hubble parameter!
Interesting ...
Solving the Hubble tension might require more than changing the early Universe | astrobites
https://astrobites.org/2021/05/17/template-post-5/
The first three seconds: A Review of Possible Expansion Histories of the early Universe | Published in The Open Journal of Astrophysics
https://astro.theoj.org/article/19020-the-first-three-seconds-a-review-of-possible-expansion-histories-of-the-early-universe
At z=11, this galaxy is the furthest ever seen. Formed a mere 400 million years after the #bigbang .
Can a galaxy really form so quickly? It always surprises me.
Pinning Down the Distance to the Farthest Galaxy Ever Observed | astrobites
https://astrobites.org/2021/01/04/gn-z11-spec/
Looking forward to the James Webb Telescope becoming operational hopefully later in the year. Scheduled for launch eof October!
Six space missions to look forward to in 2021
https://theconversation.com/six-space-missions-to-look-forward-to-in-2021-151622
An interesting way to measure curvature using the evolution of galaxies ...
Measuring the curvature of the Universe with cosmic clocks | astrobites
https://astrobites.org/2020/12/03/cosmic-clocks/
Possible first sightings of #cosmicstrings leftover from the #bigbang?
Pulsar Data May Point to Cosmic Strings from the Big Bang | Quanta Magazine
https://www.quantamagazine.org/pulsar-data-may-point-to-cosmic-strings-from-the-big-bang-20200929/
Black Holes From the Big Bang Could Be the Dark Matter | Quanta Magazine
https://www.quantamagazine.org/black-holes-from-the-big-bang-could-be-the-dark-matter-20200923/
The universe looks thiner than first thought ...
A New Cosmic Tension: The Universe Might Be Too Thin | Quanta Magazine
https://www.quantamagazine.org/a-new-cosmic-tension-the-universe-might-be-too-thin-20200908/
Big Bounce Simulations Challenge the Big Bang | Quanta Magazine
Recent computational gravity simulations show that cyclic universes can have the same features as inflationary models.
https://www.quantamagazine.org/big-bounce-simulations-challenge-the-big-bang-20200804/
Data from Atacama Cosmology Telescope (ACT) in Chile aligns well with Planck data. Papers on Arxiv later today!
https://www.nature.com/articles/d41586-020-02126-6
https://www.quantamagazine.org/the-hidden-magnetic-universe-begins-to-come-into-view-20200702/
#magnetism and the #hubbleconstant , how magnetism could explain the Hubble tension.
An interesting article in Quanta Magazine, highlighting issues with a recent paper dismissing dark energy
https://www.quantamagazine.org/no-dark-energy-no-chance-cosmologists-contend-20191217/
Is The Universe Finite?
More on the the curvature of space from PBS Space Time
Why cosmology is (probably) not behind the curve | astrobites
https://astrobites.org/2019/11/28/why-cosmology-is-probably-not-behind-the-curve/
Cosmic Triangles Open a Window to the Origin of Time
https://www.quantamagazine.org/the-origin-of-time-bootstrapped-from-fundamental-symmetries-20191029/
A new instrument to help understand universe expansion and dark energy - DESI (Dark Energy Spectroscopic Instrument) ...