All Stories by Christopher Crockett
- Planetary Science
Asteroid set for Halloween flyby
Large asteroid will pass Earth just beyond the moon’s orbit on Halloween.
- Astronomy
Comet carries alcohol, sugar
Sugar and alcohol are just two of the ingredients that go into making a comet.
- Astronomy
White dwarf upsets planetary system, consumes evidence
Rocky planets are disintegrating around a white dwarf, the core of a dead star.
- Astronomy
White dwarf upsets planetary system, consumes evidence
Rocky planets are disintegrating around a white dwarf, the core of a dead star.
- Astronomy
Dead stars team up for supernova explosions
Three type 1a supernovas show hints of being triggered by collisions between pairs of white dwarfs.
- Astronomy
Using general relativity to magnify the cosmos
Astronomers have Einstein to thank for the tools that bring far-away galaxies and maybe even black hole collisions into view.
- Astronomy
First stars may lurk in our galactic neighborhood
Representatives from the first generation of stars might be hiding in our cosmic backyard, masked by interstellar pollution.
- Planetary Science
Ceres mountains and craters named for food
A host of agricultural spirits are immortalized on several craters and mountains on the dwarf planet Ceres.
- Planetary Science
Salt streaks sign of present-day water flows on Mars
Salt deposits on Mars hint at contemporary seasonal water flows on the Red Planet.
- Planetary Science
Salt streaks point to present-day water flows on Mars
Salt deposits on Mars hint at contemporary seasonal water flows on the Red Planet.
- Planetary Science
67P reveals recipe for a comet
Rosetta’s comet 67P probably started out as two smaller comets.
- Planetary Science
Mysterious circles appear, grow on comet
The Rosetta spacecraft caught five circular depressions quickly spreading across a region of comet 67P.
