Alien life could face threats from passing stars and supernovae
Astronomers examined 84 of the closest known stars with potentially habitable exoplanets and found that 3 face possible extinction-level…
Tag: space
Citizen scientists and AI help astronomers find galaxies
Scientists trained an AI algorithm to categorize distant galaxies using volunteer classifications. Their model could improve the accuracy of…
Astronomers simulate hidden minor planets across the Galaxy
Researchers modeled how planets smaller than Earth formed and changed over the first billion years of their existence. They found these…
The universe’s dust is on the decline
Astronomers found the density of dust in the universe has been steadily decreasing for the last 10 billion years, as it coalesced to form…
Creating a cosmic family tree
Astronomers traced the genealogy of a kilonova explosion by using models to find its most likely parent stars.
Growing plants on the surface of the Moon and Mars
The reality of being able to live and settle on Martian or lunar bases can seem like it is getting close. To do this, we need to be able to…
Do humans need to be altruistic to make it to Mars?
Altruism, in principle, is selfless action for the well-being of others. Altruism may help us achieve our space exploration goals. Space…
How would we establish a society on Mars?
Humans are not built for Mars. Or rather, Mars isn't built for us, yet. Understanding the sacrifices such a massive undertaking needs is…
How does life handle the harshness of space?
Experiments on the International Space Station found that lichens, a combination of algae and fungi, survived in space-like, flight, and…
Bacteria protect each other in space!
Space is a dangerous place. Astronauts are wrapped up in layers of protection that regulate pressure, temperature, and oxygen. This…
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