Astronomy

Astronomers Have a new way to Measure the Mass of Supermassive Black Holes

Even the most supermassive of the supermassive black holes aren't very large, making it extremely difficult to measure their sizes.…

3 years ago

Astronomers Might use Pulsars to First Detect Merging Supermassive Black Holes

Astronomers have been using gravitational waves to detect merging black holes for years now, but may have to rely on…

3 years ago

Beyond “Fermi’s Paradox” XVII: What is the “SETI-Paradox” Hypothesis?

Another reason we haven't heard from aliens is that the possibility that every everyone is listening, but nobody's messaging!

3 years ago

Arid Meteor Outburst in the Works This Week?

A new Arid meteor shower may be making itself known in early October 2021.

3 years ago

A Technique to Find Oceans on Other Worlds

A new study shows how next-generation observatories could directly observe oceans on exoplanets, which could narrow the search for extraterrestrial…

3 years ago

Astronomers Look at Super-Earths That had Their Atmospheres Stripped Away by Their Stars

A new study examines two rocky exoplanets (TOI-1634b and TOI-1685b) that appear to have been stripped of their atmospheres.

3 years ago

When Did Photosynthesis Begin?

Sometime around 2.4 billion years ago, a nascent planet Earth underwent one of the most dramatic changes in its history.…

3 years ago

Even the Quiet Supermassive Black Holes are Blasting out Neutrinos and Gamma Rays

Is there anywhere in the Universe where we can escape from radiation? Certainly not here on Earth. And not in…

3 years ago

NASA’s Human Space Exploration Division is Being Split in Two

Large government organizations require lots of people to run them.  NASA is no exception.  America’s space agency has long been…

3 years ago

Vera Rubin Observatory Should Find 5 Interstellar Objects a Year, Many of Which we Could Chase Down With Spacecraft

According to new research, the Vera C. Rubin Observatory will detect 5 `Oumuamua-like objects a year, creating many opportunities for…

3 years ago