Gravitational Microlensing
An Earth-like Planet Around a Dead Sun Provides Some Reassurance About the Future of Earth
In about five billion years, our Sun will exit its main sequence phase and transition to its red giant phase.…
Another Strike Against Primordial Black Holes as an Explanation for Dark Matter
The quest to understand dark matter has taken many twists and turns. It's a scientific tale but also a human…
Some Clever Ways to Search for Primordial Black Holes
Primordial Black Holes (PBHs) have recently received much attention in the physics community. One of the primary reasons is the…
Roman Space Telescope Will Be Hunting For Primordial Black Holes
When astrophysicists observe the cosmos, they see different types of black holes. They range from gargantuan supermassive black holes with…
Gaia is so Accurate it Can Predict Microlensing Events
Using data from DR3, a team of Chinese researchers have predicted thousands of future microlensing events!
Roman Could Finally Tell Us if Primordial Black Holes Exist
When the Universe erupted into existence with the Big Bang, all of its matter was compressed into a tiny area.…
If Rogue Planets are Everywhere, How Could We Explore Them?
A new study estimates there could be hundreds of rogue planets nearby that we could explore for signs of extraterrestrial…
There Could be Trillions of Rogue Planets Wandering the Milky Way
A pair of new studies set to be published in The Astronomical Journal examine new discoveries in the field of…
A Rogue Earth and Neptune Might Have Been Found in Older Data
Scientists have found what appear to be rogue planets hidden in old survey data. Their results are starting to define…
Hubble Pins Down the Mass of a Potential Free-Floating Black Hole That’s 5,000 Light-Years Away
Earlier this year, astronomers used microlensing and the Hubble Space Telescope to detect, for the first time, a rogue black…