Hubble constant
Astronomers Have a New Way to Measure the Expansion of the Universe
A new method of measuring cosmic expansion uses multiple observations of a supernova in a lensed galaxy.
Could a Dark Energy Phase Change Relieve the Hubble Tension?
A new study suggests that the Hubble Constant could be resolved by the presence of a "New Early Dark Energy"…
“Early Dark Energy” Could Explain the Crisis in Cosmology
A new study considers how the presence of Early Dark Energy could help resolve one of the biggest cosmological mysteries…
Astronomers Chart the Influence of Dark Matter and Dark Energy on the Universe by Measuring Over 1,500 Supernovae
Two decades of supernova observations still leave big mysteries unsolved.
Supernovae Were Discovered in all These Galaxies
The Hubble space telescope has provided some of the most spectacular astronomical pictures ever taken. Some of them have even…
Does a “Mirror World of Particles” Explain the Crisis in Cosmology?
A mirror universe model might explain why measurements of Hubble constant disagree.
Hubble is Fully Operational Once Again
After suffering a technical glitch and going into sleep mode for the second time this year, Hubble is once again…
There’s a Problem With Hubble, and NASA Hasn’t Been Able to fix it yet
After thirty years of faithful service, the venerable Hubble is experiencing a technical issue that NASA is still trying to…
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,…
Black Hole-Neutron Star Collisions Could Finally Settle the Different Measurements Over the Expansion Rate of the Universe
If you've been following developments in astronomy over the last few years, you may have heard about the so-called "crisis…