Astronomy
- Astronomy
50 years ago, astronauts orbited the moon for the first time
Apollo 8 launched on December 21, 1968, with three astronauts on board, making 10 revolutions around the moon — the first manned lunar orbits.
- Astronomy
2018 was a busy year in space
This year, some missions started exploring the cosmos, while others were winding down.
- Astronomy
These 2018 findings could be big news — if they turn out to be true
Discoveries about fossils, the Big Bang and more could shake up the scientific world – if they turn out to be true.
- Astronomy
Bennu and Ryugu look like spinning tops and scientists want to know why
The first high-resolution images of Bennu confirm that the asteroid looks very similar to the asteroid Ryugu.
- Particle Physics
Neutrino discovery launched a new type of astronomy
Particles associated with a blazar kick-start the field of neutrino astronomy.
- Astronomy
The Parker Solar Probe takes its first up-close look at the sun
NASA’s Parker Solar Probe survived its first encounter with the sun and is sending data back to Earth.
- Astronomy
Astronomers find far-flung wind from a black hole in the universe’s first light
The detection of black hole winds far from their host galaxy could reveal details of how galaxies and black holes grow up together.
- Physics
Readers inquire about a Neptune-sized moon, nuclear pasta and more
Readers had questions about a Neptune-sized moon, nuclear pasta and the search for extraterrestrial life.
- Physics
Scientists’ collection of gravitational waves just got a lot bigger
The biggest black hole merger yet seen created one set of the spacetime ripples.
- Astronomy
Astronomers have measured all the starlight ever emitted
Astronomers used distant blazars to tally up all the stray photons roaming through space.
- 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.
- 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.
