382 results
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- Planetary Science
Planets without stars might have moons suitable for life
Thanks to gravitational squeezing by their host planets, some moons of rogue planets could stay warm for over a billion years, simulations suggest.
- Planetary Science
This tiny, sizzling exoplanet could be made of molten iron
A newly discovered exoplanet that whips around its star in less than eight hours is smaller than Earth, as dense as iron and hot enough to melt.
- Astronomy
Lots of Tatooine-like planets around binary stars may be habitable
A new simulation suggests that planets orbiting a pair of stars may be plentiful, and many of those worlds could be suitable for life.
- Planetary Science
Robin Wordsworth re-creates the atmosphere of ancient Mars
Robin Wordsworth studies the climates of Mars and other alien worlds to find out whether they could support life.
- Astronomy
Astronomers identified a second possible exomoon
Kepler 1708 b i, a newly discovered candidate for an exoplanet moon, has a radius about 2.6 times that of Earth, a new study suggests.
- Astronomy
Here are the James Webb Space Telescope’s stunning first pictures
President Biden revealed the NASA telescope's image of ancient galaxies whose light has been traveling 13 billion years to reach us.
- Astronomy
The most distant rotating galaxy hails from 13.3 billion years ago
Astronomers have spotted a rotating galaxy whose light comes from just 500 million years after the Big Bang.
- Astronomy
Astronomers may have spotted the first known exoplanet in another galaxy
The spiral-shaped Whirlpool galaxy may be the host of the first planet spotted outside of the Milky Way.
- Astronomy
How the James Webb telescope’s glances back in time are reshaping cosmology
The observatory has found dozens of galaxies from less than 550 million years after the Big Bang, suggesting galaxies formed faster than once thought.
- Astronomy
A newly discovered planet renews debate about how some giant worlds form
An implosion of gas may have given birth to this young exoplanet, which orbits too far from its star to have been built up bit by bit, researchers say.
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Good things come to astronomers who wait
Editor in chief Nancy Shute discusses the long-awaited launch of the James Webb Space Telescope and an update on our SN 10: Scientists to Watch.
