Astronomy
- Astronomy
Surprising number of meteoroids hit moon’s surface
A new analysis of lunar images reveals over 200 new craters and about 47,000 undiscovered “splotches” on the moon.
- Astronomy
Interactive map reveals hidden details of the Milky Way
Gleamoscope, an interactive map, lets you explore the Milky Way galaxy and the nearby universe in many different electromagnetic frequencies.
- Astronomy
Young planets carve rings and spirals in the gas around their suns
New telescope images show rings and spiral arms in disks encircling young stars, suggesting the presence of actively growing planets.
- Astronomy
Readers unimpressed by Earth’s newest neighbor
Exoplanet fatigue, runaway fish and more in reader feedback.
- Astronomy
Uranus moon count: 27 and rising
Two more moons might be lurking around Uranus, causing material in the planet’s rings to clump up, Voyager 2 data suggest.
- 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.
- 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.
- Astronomy
Solar system sits within major spiral arm of Milky Way
The solar system appears to live in one of the major spiral arms of the Milky Way, not in an offshoot as previously thought.
- Astronomy
Solar system sits within a major spiral arm of the Milky Way
The solar system appears to live in one of the major spiral arms of the Milky Way, not in an offshoot as previously thought.
- Astronomy
Old-school contraptions still work for weighing astronauts
To weigh themselves, astronauts still use technology invented about 50 years ago.
