Oumuamua is Probably Very Similar to Pluto, Just From Another Star System
In 2017, the Panoramic Survey Telescope and Rapid Response System (Pan-STARRS) made history with the detection of a mysterious object…
Perseverance’s Landing Seen in Full Color, Thanks to Citizen Science
A month on, we’re all still buzzing about the Perseverance rover’s perfect landing in Jezero Crater on Mars, back on…
Lightning Strikes Helped Life get an Early Start on Earth
So, you want to create life? You're going to need some ingredients first. On Earth four billion years ago, you…
Tracking Satellites Through GEOSat Eclipse Season
You can spot satellites in far-flung orbits… if you know exactly where and when to look.
Frosty Sand Dunes on Mars
Sand dunes on Mars are fascinating. They shift and move in different ways than they do on Earth, and they…
A Titan Mission Could Refuel on Site and Return a Sample to Earth
As part of the 2021 NAIC proposals, NASA is investigating a concept for a sample-return mission to Titan that would…
It Turns Out That the World’s Oldest Impact Crater Isn’t an Impact Crater
In early 2012, an international research team surveying parts of southwestern Greenland announced that they had discovered the oldest impact…
Do Supermassive Black Holes Come From Supermassive Stars?
The gargantuan supermassive black holes at the center of seemingly every galaxy are among the most fascinating and extreme objects…
Wormholes Could Allow Travel Across the Universe, as Long as Your Spacecraft is Microscopic
An alternative to general relativity predicts wormhole travel is possible, but only if you're teeny-tiny.
There Should be About 7 Interstellar Objects Passing Through the Inner Solar System Every Year
A new study led by the Initiative for Interstellar Studies (i4is) has found that interstellar objects like 'Oumuamua visit our…