The massive Kepler survey found a treasure trove of exoplanets. But in all that wealth they found three anomalies: what appeared to be rings of dust surrounding stars where planets should be. They were rocky planets in the ...
Astronomy
Apr 10, 2023
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47
A rare, recently discovered comet with a greenish tint is expected to whiz by Earth over the next few weeks, but sky gazers may need binoculars or a small telescope to see it.
Astronomy
Jan 16, 2023
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102
A team led by UdeM astronomers has found evidence that two exoplanets orbiting a red dwarf star are "water worlds," planets where water makes up a large fraction of the volume. These worlds, located in a planetary system ...
Astronomy
Dec 15, 2022
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844
The European Space Agency (ESA) recently announced a new mission of its science program: a small telescope orbiting the Earth dubbed Arrakhis. But although its name is inspired by the sci-fi novel Dune, it will not be looking ...
Astronomy
Dec 12, 2022
1
43
Even as detailed images of distant galaxies from the James Webb Space Telescope show us more of the greater universe, scientists still disagree about how life began here on Earth. One hypothesis is that meteorites delivered ...
Biochemistry
Dec 7, 2022
0
272
Nature likes spirals—from the whirlpool of a hurricane, to pinwheel-shaped protoplanetary disks around newborn stars, to the vast realms of spiral galaxies across our universe.
Astronomy
Sep 8, 2022
0
181
An international team of researchers has observed part of the formation of a dwarf galaxy, helping to explain how they evolve from a dwarf state to maturity. In their paper published in the journal Nature, the group describes ...
Grab your binoculars: A comet that has fascinated scientists for five years approaches its closest distance from Earth this week—and you might be able to catch a glimpse.
Astronomy
Jul 13, 2022
1
1012
NASA is set for another Apollo moment with the launch of its new James Webb Space Telescope as early as Dec. 24, barring complications. Billed as NASA's most ambitious telescope to date, its purpose is to fundamentally alter ...
Astronomy
Dec 17, 2021
0
488
A near-Earth asteroid named Kamo`oalewa could be a fragment of our moon, according to a new paper published in Nature Communications Earth and Environment by a team of astronomers led by the University of Arizona.
Planetary Sciences
Nov 11, 2021
2
310
