How Many Galaxies Are There in the Universe?
Did you hear that the Universe has 10x the number of galaxies? How did astronomers discover this, and what does…
Why Does it Rain?
Rain is part of Earth's all-important hydrological cycle, where water evaporates from the Earth's surface, condenses, and falls from the…
Curiosity Finds a Melted Space Metal Meteorite on the Surface of Mars
An small object noticed in some of the Curiosity rover's images has been identified as a small meteorite, likely composed…
Even Though it’s an Alien World, Titan’s Canyons Would Look Very Familiar
The Cassini probe has found more features on Titan that resemble Earth, steep river valleys that empty into its largest…
November Opens with a Splendid Gathering of Moon and Planets
At dusk on November 2, skywatchers will see a beautiful crescent Moon pair up with the planets Venus and Saturn.
Here’s What Happens When NASA Engineers Carve Their Pumpkins
Every workplace should have this much fun! A group of engineers at the Jet Propulsion Laboratory held their sixth annual…
Messier 25 – The IC 4725 Open Cluster
Welcome back to Messier Monday! In our ongoing tribute to the great Tammy Plotner, we take a look at the…
SpaceX Makes Progress Replicating Failure that Caused Falcon 9 Pad Explosion
SpaceX is making significant progress in replicating the failure in the helium pressurization system that led to the catastrophic launch…
The Search Is On For Alien Signals Around Tabby’s Star
https://www.youtube.com/watch?v=f5e6WniARE8 There's a remote chance that inexplicable light variations in a star in the Northern Cross may be caused by…
What’s the Most Stable Shape for an Interstellar Lightsail?
A recent study by an international team of scientists looked at Project Starshot and assessed the likelihood of its success,…