Cosmology

A New Record for the Most Distant Galaxy, Seen Just 300 Million Years After the Big Bang

An international team of astronomers have discovered HD1, which could be the most distant galaxy ever observed!

8 months ago

New Simulation Recreates an Early Time in the Universe That Still Hasn't Been Seen Directly

A new simulation suite created by an international team of scientists shows what the James Webb will be seeing soon!

8 months ago

Is the Universe Fine-Tuned for Life?

In their book, two Australian astrophysicists question the idea that our Universe "fine-tuned" for life, with some interesting conclusions.

1 year ago

A Gravitational Wave Observatory on the Moon Could "Hear" 70% of the Observable Universe

A gravitational-wave telescope on the Moon could span the gap between Earth-based and space-based observations.

1 year ago

Is the Universe a Fractal?

We find examples of fractals everywhere in nature. Tree branches, snowflakes, river deltas, cloud formations, and more. So it's natural…

1 year ago

White Dwarf Measured Before it Exploded as a Supernova

Using isotope measurements of a supernova remnant, astronomers have calculated the core density of a white dwarf before it exploded.

1 year ago

Is the Hubble constant not…Constant?

Cosmologists have been struggling to understand an apparent tension in their measurements of the present-day expansion rate of the universe,…

2 years ago

Dark Energy Survey is out. 29 Papers Covering 226 Million Galaxies Across 7 Billion Light-Years of Space

Cosmology is now stranger to large scale surveys.  The discipline prides itself on data collection, and when the data it…

2 years ago

It Could be Possible to see Gravitational Wave Lenses

Can waves of gravity be lensed by gravity? A recent study looks for lensed gravitational waves.

2 years ago

A new Method Simulates the Universe 1000 Times Faster

Cosmologists love universe simulations.  Even models covering hundreds of millions of light years can be useful for understanding fundamental aspects…

2 years ago