While researchers are still debating the exact timeline, one thing is becoming clear. Life didn’t take long to get started.

Astronomers didn’t even know sub-Neptunes existed until NASA’s Kepler mission uncovered them over the past decade. Although a ...

Of the more than 5,000 exoplanets that have been confirmed so far and many more thousands of candidates, most orbit stars the ...

K2-18b recently made headlines after researchers claimed to observe possible “signs of life” in the planet's atmosphere. So, ...

WD 1856+534b—a freezing world with a surface temperature of -125 degrees Fahrenheit—exists where planets are normally scoured ...

The president’s proposed budget includes major cuts to NASA — among them, the elimination of funding for the Nancy Grace ...

Most astronomers agree that life is likely common throughout the universe. While Earth is the only world known to have life, ...

An international team of astronomers reports the discovery of two new exoplanets, a few times more massive than Earth, ...

Explore the discovery of seven Earth-like planets beyond our solar system. Fareed Zakaria asks Bill Gates how damaging he ...

Curiosity-driven research is the engine that fuels discovery. In UW–Madison’s College of Letters & Science, we are guided by ...

Webb Space Telescope reveals a surprisingly clear atmosphere on planet TOI-421 b, helping scientists understand the evolution ...

It’s 9 a.m. on Monday morning, and I’m on the sixth floor of Sterling Hall at UW–Madison. Here, in the newly formed Wisconsin ...