Space
- Planets
Cool Jobs: Exploring the solar system
Meet three scientists who explore the solar system. Their jobs range from steering a spacecraft to chasing solar eclipses around the world.
- Oceans
Scientists identify plankton from space
Plankton are often too tiny for our eyes to see. But when huge numbers bloom at once, they now can be ID’d from space, a new study shows.
- Space
Pollution may give ‘first’ stars a youthful look
The oldest stars should be made of only light elements. But these suns may have sucked up heavier elements, giving them a more youthful appearance, a new study finds.
- Planets
Picture This: Evidence of liquid water on Mars
Mars hosts surface salt deposits. They appear to come from seasonal water flows on the Red Planet, a new study concludes.
- Space
Like Tatooine in ‘Star Wars,’ this planet has two suns
Scientists have found the tenth planet with two suns. Such planets might be more common than single-sun planets, like our own, a new survey suggests.
- Physics
Stephen Hawking says his group has solved a black hole puzzle
Physicist Stephen Hawking says light sliding along the outside of a black hole holds the key to understanding what’s inside.
- Physics
Fade to black? The universe is in decline
One of the largest sky surveys ever made has found that the universe is in decline. And after losing even more energy over the next 100 billion years, it will be dark, empty and boring.
- Planets
Scientists Say: Exoplanet
Eight planets orbit our sun. We give a slightly different name to the millions of similar bodies orbiting other stars.
- Planets
News Brief: Venus may have active volcanoes
The Venus Express spacecraft detected flashes of infrared light that may be from hot lava erupting from active volcanoes.
- Space
Profile: Looking for life beyond the solar system
Planetary scientist and astrophysicist Sara Seager is a leader in the search for signs of life on planets beyond our solar system.
- Planets
Pluto hosts ice mountains, data suggest
Geologic activity appears to have been reshaping Pluto, erasing craters and more.
- Planets
Picture This: Pluto hearts us
As a little spacecraft flies by Pluto, it is snapping up high resolution images and collecting unparalleled data.
