Space
We summarize the week's scientific breakthroughs every Thursday.
- Astronomy
Gaia delivers a trove of data revealing secrets of the Milky Way
Astronomers are already using Gaia’s new information to estimate the galaxy’s mass, the diameter of exoplanets and more.
- Astronomy
New ideas about how stars die help solve a decades-old mystery
New ideas about stellar evolution help explain why astronomers see so many bright planetary nebulae where they ought not be.
- Planetary Science
Getting NASA’s Pluto mission off the ground took blood, sweat and years
Alan Stern talks about the new book ‘Chasing New Horizons’ and what’s next for the spacecraft that got close to Pluto.
- Planetary Science
NASA gets ready to launch the first lander to investigate Mars’ insides
The InSight lander is launching to Mars on May 5 and is expected to be in position to sense seismic activity by early 2019.
- Physics
Neutron stars shed neutrinos to cool down quickly
Scientists find the first clear evidence of rapid cooling of a neutron star by neutrino emission.
- Planetary Science
Last year’s solar eclipse set off a wave in the upper atmosphere
The August 2017 solar eclipse launched a wave in the upper atmosphere that was detected from Brazil after the eclipse ended.
- Physics
A DIY take on the early universe may reveal cosmic secrets
A conglomerate of ultracold atoms reproduces some of the physics of the early universe.
- Astronomy
The latest star map from the Gaia spacecraft plots 1.7 billion stars
The Gaia spacecraft’s latest data release brings the number of stars with precisely measured motions up from 2 million to more than 1.3 billion.
- Planetary Science
Asteroids could have delivered water to the early Earth
Shooting mineral pellets at a simulated planet suggests an impact wouldn’t have boiled all of an asteroid’s water away.
- Astronomy
Young galaxies are flat, but old ones are more blobby
A survey of hundreds of star systems precisely links the shape of a galaxy to the ages of its stars.
- Planetary Science
Uranus smells like rotten eggs
Planetary scientists detected hydrogen sulfide in Uranus’ upper clouds — the same compound that gives rotten eggs their terrible smell.
- Astronomy
Celebrity names now mark places on Pluto’s moon Charon
Pluto’s largest moon, Charon, now has 12 new names for its topological features.
