life beyond earth

Did Earth’s Multicellular Life Depend on Plate Tectonics?

How did complex life emerge and evolve on the Earth and what does this mean for finding life beyond Earth?…

1 month ago

Astrobiology: Why study it? How to study it? What are the challenges?

Universe Today has proudly examined the importance of studying impact craters, planetary surfaces, and exoplanets, and what they can teach…

5 months ago

Venus’ Clouds Contain Sulfuric Acid. That’s Not a Problem for Life.

A recent study published in Astrobiology investigates the potential habitability in the clouds of Venus, specifically how amino acids, which…

5 months ago

Do Advanced Civilizations Know We're Here?

Although humans have only sent a couple of tentative signals into space, many are concerned about the risks. Should we…

10 months ago

How Will We the Find First Signs of Alien Life — and When?

When will we find evidence for life beyond Earth? And where will that evidence be found? University of Arizona astronomer Chris…

11 months ago

Liquid Water on Rocky Planets Could be 100 Times More Likely

Astronomers previously believed that you needed a special environment for a rocky planet to have liquid oceans on its surface,…

11 months ago

We've Got to Go Back to Enceladus. Here's a Mission That Could Get the Science

Saturn's moon Enceladus is one of the most promising places to look for life in the Solar System. It has…

11 months ago

Even if There's Life on TRAPPIST-1, We Probably Can't Detect it

If we ever find life on other worlds, it is unlikely to be a powerful message from space. It's certainly…

1 year ago

We Could Spread Life to the Milky Way With Comets. But Should We?

Here's a thorny problem: What if life doesn't always appear on planets that can support it? What if we find…

2 years ago

Webb Can Detect Planets Orbiting White Dwarfs, And Maybe Even See Signs of Life

In a recent study accepted to the Monthly Notices of the Royal Astronomical Society, an international team of researchers led…

2 years ago