Gravitational Wave Observatories Could Detect Primordial Black Holes Speeding Through the Solar System

Cosmologists have long hypothesized that the conditions of the early universe could have caused the formation…

Stargazing Calendar for September 2024

Comet C/2023 A3 (Tsuchinshan-ATLAS) on 10 June 2024. Credit: Wikipedia user C messier. License: CC BY-SA…

Pioneer 11 swept past Saturn 45 years ago today

Pioneer 11 caught this image of Saturn when the spacecraft was 1,768,422 miles (2,846,000 km) from…

Water on exoplanets is mostly hidden deep inside

View larger. | Artist’s concept of K2-18b, a mini-Neptune or sub-Neptune exoplanet about 124 light-years from…

Estimating the Basic Settings of the Universe

The Standard Model describes how the Universe has evolved at large scale. There are six numbers…

By Watching the Sun, Astronomers are Learning More about Exoplanets

Watching the Olympics recently and the amazing effort of the hammer throwers was a wonderful demonstration…

Very bright fireball over Tennessee and North Carolina produces energy of 10 tons of TNT upon breakup

A very bright fireball was sighted over multiple U.S. states, including North Carolina and Tennessee, at…

Coronal Loops-Digital Art Combination Captures Power of the Sun, Rendered by Andrew McCarthy

Our Sun is one of the most fascinating objects in the universe and photographing it with…

Data from space probes show that Alfvén waves drive the acceleration and heating of the solar wind

NASA’s Parker Solar Probe and ESA’s Solar Orbiter missions measuring the same stream of plasma flowing…

But scientists are getting closer to finding it

Credit: Matthew Kapust / Sanford Underground Research Facility Most of the matter in the universe is…