Cosmology
James Webb Confirms Hubble’s Calculation of Hubble’s Constant
We have been spoiled over recent years with first the Hubble Space Telescope (HST) and then the James Webb Space…
New Study Examines Cosmic Expansion, Leading to a New Drake Equation
In 1960, in preparation for the first SETI conference, Cornell astronomer Frank Drake formulated an equation to calculate the number…
How Did Supermassive Black Holes Get So Big, So Early? They Might Have Had a Head Start
Supermassive Black Holes (SMBHs) can have billions of solar masses, and observational evidence suggests that all large galaxies have one…
Neutron Stars May be Shrouded in Extremely Light Particles Called Axions
Since the 1960s, astronomers have theorized that the Universe may be filled with a mysterious mass that only interacts with…
It’s Like Looking into a Mirror, 13 Billion Years Ago
The early Universe continues to offer surprises and the latest observations of infant galaxies are no exception. Astronomers found a…
Can an Asteroid's Movements Reveal a New Force in the Universe?
When NASA's OSIRIS-REx mission arrived at asteroid Bennu, its primary mission was to grab a sample and bring it home…
Webb Observations Shed New Light on Cosmic Reionization
The "Epoch of Reionization" was a critical period for cosmic evolution and has always fascinated and mystified astronomers. During this…
The Milky Way Might be Part of an Even Larger Structure than Laniakea
If you want to pinpoint your place in the Universe, start with your cosmic address. You live on Earth->Solar System->Milky…
Gravitational Lens Confirms the Hubble Tension
Astronomers want new ways to measure distance in the Universe, working to calculate its rate of expansion. A new image…
A New Catalog Charts the Evolution of the Universe Over Time
An atlas doesn’t seem to be an essential item in cars these days but think about them and most people…