Space
We summarize the week's scientific breakthroughs every Thursday.
- Astronomy
Cosmic census of galaxies updated to 2 trillion
A new census of the cosmos suggests that there might be 2 trillion galaxies in the observable universe, about 10 times as many as previous estimates.
- Cosmology
‘Voyage of Time’ is Terrence Malick’s ode to life
With “Voyage of Time,” director Terrence Malick brings the history of the universe — and the evolution of life on Earth — to the big screen.
- Planetary Science
Saturn’s moon Dione might harbor an underground ocean
Saturn’s moon Dione might have an underground ocean, like several other moons in the solar system.
- Planetary Science
Saturn’s moon Dione might harbor an underground ocean
Saturn’s moon Dione might have an underground ocean, like several other moons in the solar system.
- Science & Society
Sometimes failure is the springboard to success
Editor in chief Eva Emerson discusses scientific discoveries that resulted from failures large and small.
- Physics
A metallic odyssey, what’s causing sunspots and more reader feedback
Metallic hydrogen, sunspot formation, salty desalination leftovers and more in reader feedback.
- Tech
XPRIZE launched new kind of space race, book recounts
'How to Make a Spaceship' chronicles the XPRIZE challenge that helped ignite the private space industry.
- Planetary Science
Rock hounds are on the hunt for new carbon minerals
The race is on to find about 140 predicted carbon-based minerals in locations around the world. Map included.
- Planetary Science
Rosetta spacecraft ends mission
The Rosetta mission comes to an end as spacecraft touches down on surface of comet 67P/ Churyumov–Gerasimenko.
- Planetary Science
Rosetta spacecraft lands on comet, ends mission
The Rosetta mission comes to an end as spacecraft touches down on surface of comet 67P/ Churyumov–Gerasimenko.
- Cosmology
After Big Bang, shock waves rocked newborn universe
Shock waves in the early universe could explain the generation of magnetic fields and the predominance of matter over antimatter.
- Planetary Science
So long, Rosetta: End is near for comet orbiter
During its time in orbit around comet 67P, the Rosetta spacecraft discovered diverse terrains, organic molecules and a source of water quite different from Earth’s oceans.
