Astronomy
The Orbit of Pluto. How Long is a Year on Pluto?
Given its extreme distance from the Sun, Pluto has a very long orbital period. As such, a single year on…
What is the Color of Pluto?
Thanks to the New Horizons mission, which conducted the first detailed study of Pluto in 2014, we know that Pluto's…
What is an Astronomical Unit?
The average distance between the Sun and the Earth - 149,597,870.7 km (or 92,955,807 mi) - is known as an…
Messier 38 – The Starfish Cluster
Located in the direction of the northern Auriga constellation, some light 4,200 years from Earth, is the open star cluster…
See Mercury At Dusk, New Comet Lovejoy At Dawn
There are so many cool astronomical sights to see in late March including Mercury and a brand new comet!
Watch Stars Orbit The Milky Way’s Supermassive Black Hole
Watch several dozen stars in the center of our galaxy circle a massive, black "nothing."
Process Behind Martian Streaks Continues To Puzzle
A new study released by a team of international scientists has offered another explanation for Recurring Slope Lineae on Mars,…
Curiosity’s Battered Wheels Show First Breaks
A routine check by the Curiosity science team revealed that breaks have formed in the rover's left middle wheel since…
Rosetta Images Show Comet’s Changing Surface Close Up
Recently-released images from the Rosetta space probe show how the surface of Comet 67P/Churyumov-Gerasimenko changes over time
Eye Opening Numbers On Space Debris
The latest numbers released by the ESA's Space Debris Office indicate that the cloud of orbital debris is getting worse.