Astrobiology

Will Europa finally answer, ‘Are we alone?’

While NASA’s much-lauded Space Launch System stands ready for its maiden flight later this month with the goal of sending…

4 days ago

Before we Develop Self-Replicating Machines to Explore the Universe, we Should Figure out how to Turn Them off Again

In a recent study, aerospace engineer Prof. Alex Ellery proposes a biologically-inspired method that could keep self-replicating robots from running…

2 weeks ago

Solar System Tours: Plumes of Enceladus

“We’re coming up on the plumes!” The co-pilot announced over the intercom. The other six passengers and I took our…

3 weeks ago

Perseverance is Searching for the Perfect Landing Spot for the Upcoming Sample Return Mission

NASA’s car-sized Perseverance (Percy) Mars rover has been had at work carrying out its science campaign in Jezero Crater on…

1 month ago

Snooping on Alien Messages Passing Through the Solar System

Researchers at Penn State University have studied a new technique that could use a star’s ability to focus and magnify…

1 month ago

Mars Rovers Will Need to Dig Deeper If They Want to Find Evidence of Life

The search for life—even ancient life—on Mars is trickier than we thought. In a recent study published in the journal…

1 month ago

There Could Be Four Hostile Civilizations in the Milky Way

In a series of papers, amateur astronomer and exoplanet researcher Alberto Caballero narrows down who could have sent the Wow!…

2 months ago

High Altitude Life Can’t Explain the Trace Gases in Venus’ Atmosphere

The planet Venus is one of the most inexplainable and mysterious planetary objects in our solar system as its surface…

2 months ago

What’s the Right Depth to Search for Life on Icy Worlds?

Are we alone? Is there life beyond Earth? These are the questions that plague the very essence of science, and…

3 months ago

Perseverance Begins the Next Phase of its Mission, Studying an Ancient River Bed on Mars

On February 18, 2021, NASA’s Perseverance (Percy) Rover successfully landed in the dried-up lakebed known as Jezero Crater on Mars,…

4 months ago