Gravitational Lensing
Webb and Hubble Work Together to Reveal This Spectacular Galaxy Pair — and Several Bonuses!
What’s better than a pair of galaxies observed by a pair of iconic space telescopes? The answer to that, according…
A Solar Gravitational Lens Will be Humanity's Most Powerful Telescope. What are its Best Targets?
In the future, astronomers could use the Sun's gravity as a telescopic lens, and map the surfaces of nearby exoplanets.
A Computer Algorithm is 88% Accurate in Finding Gravitational Lenses
Astronomers have been assessing a new machine learning algorithm to determine how reliable it is for finding gravitational lenses hidden…
Astronomers Measure the Signal of Dark Matter From 12 Billion Years ago
The most distant measure of dark matter suggests the universe might have behaved differently in the past.
A Mission to Reach the Solar Gravitational Lens in 30 Years
NASA's Institute for Advanced Concepts is famous for supporting outlandish ideas in the astronomy and space exploration fields. Since being…
Using the Sun as a Gravitational Lens Would Let Us See Exoplanets With Incredible Resolution
Have you ever seen wispy arcs and rings in astronomical images taken by the Hubble Space Telescope and other observatories?…
We can Probably Find Supernovae Enhanced by Gravitational Lensing, We Just Need to Look
Gravitational lensing provides an opportunity to see supernovae and other transients much farther than we normally can. A new research…
A New Record! Hubble Detects an Individual Star From a Time When the Universe Was Less Than a Billion Years Old
A star that sounds as if it came from "The Lord of the Rings" now marks one of the Hubble…
What is Einstein’s Theory of Relativity?
More than a century after he first proposed it, Einstein's Theory of Relativity is still foundational to our understanding of…
If Alien Probes are Already in the Solar System, Maybe we Could Detect Them Calling Home
According to a new study, alien probes may permeate the galaxy, and could be detected in the Solar System when…