378 results
- 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.
- Astronomy
A star nicknamed ‘Earendel’ may be the most distant yet seen
Analyzing Hubble Space Telescope images revealed a star whose light originates from about 12.9 billion light-years away, researchers say.
- Astronomy
When James Webb launches, it will have a bigger to-do list than 1980s researchers suspected
The James Webb Space Telescope has been in development for so long that space science has changed in the meantime.
- Astronomy
New ideas on what makes a planet habitable could reshape the search for life
New definitions of “habitable worlds” could include planets with global oceans under a steamy hydrogen atmosphere or exclude ones that started out habitable but lost all their water.
- Chemistry
How rare earth elements’ hidden properties make modern technology possible
Because of their unique chemistry, the rare earth elements can fine-tune light for many different purposes and generate powerful magnetic fields.
