385 results
385 results for: exoplanet
- Space
Why just being in the habitable zone doesn’t make exoplanets livable
A reignited debate over whether a new planet is habitable highlights the difficult science of seeking alien life.
- Science & Society
These science claims from 2019 could be big deals — if true
Some of this year’s most tantalizing scientific finds aren’t yet ready for a “best of” list.
- Astronomy
The sun is less magnetically active than similar stars, and we don’t know why
Why our star seems so different from its stellar kin is a mystery.
- Space
Flat spots on Saturn’s moon Titan may be the floors of ancient lake beds
Bright radio signals from Titan indicate the presence of ancient lake beds in its tropics, a new analysis finds.
- Astronomy
TESS has found the first-ever ‘ultrahot Neptune’
NASA’s TESS telescope has spotted a world that could be a bridge between other types of exoplanets: hot Jupiters and scorched Earths.
- Space
Stunning images of swirling gas and dust may show a planet forming
Infrared images show a spiral of gas and dust around a star 520 light-years away. A smaller, tantalizing twist hints at where a planet is coalescing.
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The human story
A century ago, it wasn’t obvious where humans got their start. But decades of fossil discoveries, reinforced by genetic studies, have pointed to Africa as our homeland.
- Space
An astrophysicist honors citizen scientists in the age of big data
In ‘The Crowd and the Cosmos,’ an astrophysicist gives due to citizen scientists and says they will continue to have a future in discovery.
- Space
New search methods are ramping up the hunt for alien intelligence
Six decades of radio silence hasn’t stopped scientists searching for intelligent life beyond Earth. In fact, new technologies are boosting efforts.
- Space
Saturn’s auroras may explain the planet’s weirdly hot upper atmosphere
Data from NASA’s Cassini spacecraft could help solve Saturn’s mysterious “energy crisis.”
- Space
A supermassive black hole shredded a star and was caught in the act
Astronomers have gotten the earliest glimpse yet of a black hole ripping up a star, a process known as a tidal disruption event.
- Astronomy
A space rock collision may explain how this exoplanet was born
Simulations suggest a planet roughly 2,000 light-years away formed when two space rocks collided, supporting the idea that such events are universal.
