Highlights Archives - Page 83 of 182

Illustration of a large, watery planet in the foreground and an additional 5 planets in the background around a bright star.

13 July 2021 Astrobites

The Von Trapp Family Planets: A Sixth Planet Confirmed for K2-138

Astrobites reports on the discovery of K2-138g, another sub-Neptune in K2’s most harmonious system.

a cross section of a disk shows streamlines with swirls and swoops illustrating the motion of dust

12 July 2021 Images

Featured Image: Do Planets Make Only Puffy Gaps?

In the simulated cross-section of a protoplanetary disk shown here, dust swirls around as a consequence of the recent passage of an orbiting planet.

9 July 2021 Features

Science with a Single Merger Event

Future gravitational-wave observatories could enable us to use a single binary neutron star merger to measure the universe’s rate of expansion.

illustration of a bright accretion disk surrounding a black hole in the foreground, siphoning matter from a background, orange star.

7 July 2021 Features

Connecting the Pieces of a Black Hole Temper Tantrum

Recent observations shed light on a dramatic outburst from a black hole X-ray binary.

Illustration of the top portion of a watery exoplanet with a thin atmosphere, with a dim red star in the background.

6 July 2021 Astrobites

How Do You Find the Surface of an Exoplanet? Ask Its Atmosphere!

Astrobites reports on atmospheric clues that could indirectly pinpoint the location of an exoplanet’s surface.

Illustration of a dark, purple, banded planet against the night sky.

2 July 2021 Features

Observing “The Accident”, an Enigmatic Brown Dwarf

It’s human nature to try to categorize the things we observe in the universe. But what happens when something doesn’t fit into the neat categories we’ve established?

VISTA view of the newly discovered globular cluster VVV CL001

30 June 2021 Astrobites

Globular Cluster Olympics: Who Will Win the Least Metals?

Astrobites examines the stars inside a newly discovered massive and metal-poor cluster to see where it stands on the metal-poor podium.

Still from a simulation showing a tidal stream of neutron-star matter accreting onto a black hole.

29 June 2021 Features

LIGO/Virgo Spots Neutron Stars Colliding with Black Holes

The family picture is complete — we’ve finally made the first definitive detection of a black hole merging with a neutron star.

Two images showing swirls and eddies in the atmospheres of a hot jupiter; the left represents the planet's nightside, and the right represents the planet's dayside.

28 June 2021 Images

Featured Image: Storms in Hot-Jupiter Atmospheres

New simulations capture the detailed eddies and waves that can arise in the atmospheres of giant exoplanets.

Photograph of a female speaker at a podium next to a row of seated panelists behind a banner that reads "American Astronomical Society"

25 June 2021 AAS News

AAS Media Fellowship Now Open for Applications

Are you an astronomy graduate student who’s interested in science communication? Consider applying for the AAS Media Fellowship!

An open telescope dome is seen at the left of the image, with a pipe leaving it on the right. The pipe stretches across the entire image, moving into the foreground. The rising sun is roughly in the center of the image. The background is moderately populated with trees.

23 June 2021 Features

Searching for Spots with Interferometry

We’ve tracked starspots on the Sun for thousands of years, but we’ve only just begun to do the same for other stars. A recent study presents the first direct images of starspots on λ Andromedae.

Image of a field containing hundreds of visible galaxies of different colors, shapes, and sizes.

22 June 2021 Astrobites

An Unparalleled View of the Growth of Galaxies

Hubble has captured images of thousands of distant galaxies throughout its lifetime. Astrobites reports on what we can learn about galaxy evolution by piecing these datasets together.

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