41–60 of 343 results
Jupiter, color-enhanced

Solar System

Jupiter’s Magnetic Field Has Weird Structure

Juno observations reveal that Jupiter’s magnetic field has a wacky plume.

Stars orbit black hole

The Black Hole Files with Camille Carlisle

Star Swings Around Black Hole, Tests Gravity

Astronomers have seen a star’s light redden as it passed our galaxy’s central black hole, just as general relativity predicts.

tidal disruption event illustration

The Black Hole Files with Camille Carlisle

Black Hole Destroys Star and Shoots Jet

Astronomers have watched the growth of a jet fueled by a shredded star.

wormhole mouth

The Black Hole Files with Camille Carlisle

Science Fiction Wormholes Don’t Exist

Hoping for faster-than-light travel? Wormholes aren't the paths you're looking for.

Mojave drill site on Mars

Spacecraft and Space Missions

Methane and Other Organics on Mars

The Curiosity rover has detected organic molecules in ancient rocks on Mars.

G2 en route to black hole

Black Holes

More Mystery Objects in the Galactic Center

Astronomers have discovered three more red, dusty objects near the Milky Way’s central black hole that could be merged stars.

dunes on pluto

Spacecraft and Space Missions

Dunes on Pluto

Planetary scientists think they’ve found wind-built ripples of methane ice on the king of the Kuiper Belt.

The Black Hole Files with Camille Carlisle

Do Big Black Holes Wander the Galaxy?

New simulation work suggests that galaxies like the Milky Way could be home to a dozen supermassive black holes.

galaxy without dark matter

Galaxies

A Galaxy Without (Much) Dark Matter

Astronomers have found a peculiar object: a fluffy galaxy that has little to no dark matter.

Jupiter's South Pole

Spacecraft and Space Missions

Amazing Storms, Jet Streams on Jupiter

NASA’s Juno spacecraft has found breathtaking cyclones at Jupiter’s poles and probed how deep the planet’s jet streams go.

Robo-AO

Exoplanets

Extra Stars Might Downsize Exoplanets

Follow-up studies of candidates planetary systems found by NASA’s Kepler mission suggest that companion stars make some worlds appear smaller than they really are.

Astrobiology

Some Plants Grow Well in Martian Soil

Astrobiology students cultivated leafy greens, sweet potatoes, and even hops in simulated Martian dirt.

Exoplanets

Ringed Disks Don’t Always Mean Planets

Astronomers presenting at the winter American Astronomical Society meeting caution that the features often pointed to as evidence of growing natal planets could form on their own.

star on a scale

Exoplanets

60-Second Astronomy News: Dec. 20, 2017

This week's roundup of astro news brings us a polar-orbiting planet, a novel way to measure stellar masses, and ginormous convective bubbles on a distant star.

cosmic time and quasar

Cosmology

Most Distant Black Hole Yet

Astronomers have discovered a supermassive black hole scarfing down gas just 690 million years after the Big Bang.

galactic center, outflows marked

Stellar Science

Infant Stars Huddle near Black Hole

A team of astronomers has found signs of small stars forming within a few light-years of the Milky Way’s central black hole.

five black hole mergers

Black Holes

LIGO Sees Smallest Black Hole Binary Yet

LIGO has detected another black hole merger, raising the tally to five.

protostar cloud

Black Holes

First Black Holes Maybe Had Supersonic Help

Gas flows in the early universe may have kept clouds from collapsing too soon, enabling them to grow into massive black hole seeds.

cosmic ray air shower

Cosmology

Some Cosmic Rays Come from Outside the Galaxy

Astronomers have detected more extremely energetic cosmic particles coming from one side of the sky than the other.

water in lunar regolith

Solar System

New Map of Water in Moon Dust

A new analysis maps out water across the lunar surface, revealing how its abundance changes with latitude.

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