Space
We summarize the week's scientific breakthroughs every Thursday.
- Science & Society
Readers react to the SN 10 and Jocelyn Bell Burnell
Readers expressed their thoughts about the SN 10 scientists, Saturn's hexagons and Jocelyn Bell Burnell.
- Planetary Science
NASA’s Mars 2020 rover will look for ancient life in a former river delta
NASA’s Mars 2020 rover is going to Jezero crater, the site of an ancient river delta that may harbor signs of life.
- Planetary Science
Tiny satellites will relay news of InSight’s Mars landing in minutes, not hours
NASA’s InSight Mars lander brought along two tiny CubeSats to send details about the spacecraft’s landing to Earth in almost real time.
- Astronomy
Astronomers spot another star that flickers like Tabby’s star
The irregular flickering of star VVV-WIT-07 is reminiscent of Tabby’s star, which brought speculation of alien megastructures.
- Astronomy
One of Earth’s shimmering dust clouds has been spotted at last
Almost 60 years after a Polish astronomer spotted clouds of dust orbiting Earth near the moon, astronomers have detected those clouds again.
- Planetary Science
China is about to visit uncharted territory on the moon
The next two Chinese missions to the moon will visit places no spacecraft has been before. The rest of the world wants a piece of the lunar action.
- Planetary Science
Hints of Oort clouds around other stars may lurk in the universe’s first light
Sifting through the universe’s early light could reveal planetary graveyards orbiting other stars.
- Astronomy
Hubble has been busy since coming back online
Since getting back to work on October 26, the Hubble Space Telescope has been studying red dwarf flares, among other celestial objects.
- Planetary Science
Dawn, the first spacecraft to orbit 2 alien worlds, has gone silent
The Dawn probe, which hopped between two objects in the asteroid belt during its seven-year mission, ran out of fuel and stopped calling home.
- Astronomy
The Milky Way feasted on a smaller galaxy 10 billion years ago
The Milky Way swallowed another galaxy billions of years ago, and the leftover stars are still roaming the sky.
- Astronomy
Three gas clouds nearly grazed the edge of the Milky Way’s black hole
Gas clumps cozy up to the Milky Way’s enormous black hole, new observations reveal.
- Astronomy
The planet-hunting Kepler space telescope is dead
The Kepler space telescope is officially out of fuel and will hunt planets no more, NASA announced.
