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White dwarf surrounded by debris disk (art)

Exoplanets

Ancient White Dwarf Hosts Planetary Graveyard

Scientists have discovered one of the oldest planetary graveyards in the Milky Way: a cool white dwarf "polluted" with rocky debris.

an illustration of a flaring red dwarf, with a disk of gas and dust containing an earth-like exoplanet.

Exoplanets

Shields Up: Red Dwarf Worlds Might Adapt to Hostile Systems

Worlds around red dwarf stars might build an ozone "shield" in response to stellar flares.

Artist's illustration of a baby planet

Exoplanets

Breadcrumbs Lead to Baby Planet

New radio images reveal evidence for a planet forming around the Sun-like star LkCa 15.

Exoplanets

Webb's Exoplanet Data Are Almost Too Good

A new study urges caution in interpreting the chemical fingerprints that Webb is collecting of alien worlds.

NGC 628 looks like a giant blue-gold maelstrom with a blue middle

Solar System

Webb Reveals Jupiter, Puffy Planet, and Galactic Maelstroms in a New Light

Round out your week with these stunning views of the universe from the James Webb Space telescope.

Webb's first deep field

Professional Telescopes

What the James Webb Space Telescope's First Year Will Reveal

The James Webb Space Telescope's first year of observations promises to reveal exoplanet atmospheres and surfaces, infant galaxies, and maybe even the first black holes.

Earth, reDSCOVRed

Exoplanets

How to Image an Exoplanet with Just a Few Pixels

Using Earth as an example, astronomers are testing a new technique that could image rocky exoplanets without resolving them.

a white planet with orange and green strip against a black background

Exoplanets

First Look at an Unusual Exoplanet’s Atmosphere

AAS Nova reports on a "super-puff" exoplanet that's nearly 15 times less dense than Jupiter.

Proxima d

Exoplanets

New Planet Discovered Around Proxima Centauri, Star Nearest the Sun

A new instrument on a powerful telescope has enabled astronomers to discover another planet around our nearest stellar neighbor.

a dark purple orb is half illuminated by a bright white, smaller orb to its left

Exoplanets

Astronomers Watch the Making of a Super-Earth

Gaseous mini-Neptunes may become rocky super-Earths when they lose their atmospheres. Now, astronomers have caught that process in action.

Exoplanets

Exoplanet Hunter Racks up 5,000 “Objects of Interest”

Since its 2018 launch, the unassuming TESS satellite has found 175 confirmed exoplanets (so far) among 5,000 “objects of interest.”

Artist's concept of giant planet in a far-out orbit

Exoplanets

Giant Planet Imaged Around Massive Stars

Astronomers have imaged a giant planet around a massive pair of stars, a discovery that challenges our notions of how planets form.

M51 (Whirlpool Galaxy) with extroplanet candidate marked

Exoplanets

Did We Find a Planet in Another Galaxy?

Astronomers using an innovative method have detected the signal of what could be an extragalactic exoplanet. But confirming its existence will be difficult.

Black hole-powered mushroom cloud in space

Black Holes

Astronomy in Pictures: Black Holes, Baby Stars, and Magnetic "Tunnels"

Astronomers witness the unfurling of a black hole-powered mushroom cloud, a baby super-Jupiter, and a magnetic "tunnel" around the solar system.

Exo-Neptune AU Mic b (art)

Exoplanets

Infant “Hot Neptune” Provides Clues to Its Birth

How’d a nice young ice giant end up in such a hot orbit? Scientists investigate the mysterious exoplanet AU Microscopii b.

Star with planet

Stellar Science

Astro News: Planet-eating Stars and an Accidental Brown Dwarf

This week in astronomy news: A citizen scientist happens upon a weird, ancient brown dwarf and astronomers discover that Sun-like stars eat their own planets.

an illustration of a flaring red dwarf, with a disk of gas and dust containing an earth-like exoplanet.

Stellar Science

Red Dwarfs Aren’t So Bad (For Planets) After All

Red dwarf stars appear to flare preferentially at high latitudes, which might keep their exoplanets habitable instead of hellish.

Illustration of WASP-79b

Exoplanets

A Pileup of Perpendicular Planets

In some planetary systems, the direction that a star spins and the direction its planets orbit don’t always line up. A new study explores what we can learn from these nonconformists.

Exoplanets

NASA’s Kepler Finds Outcast Earths

Astronomers uncovered four new Earth-mass rogue planet candidates by searching for microlensing events observed with Kepler.

Far-out exoplanet YSES 2b

Exoplanets

Far-out Gas Giant Exoplanet Puzzles Astronomers

Astronomers have discovered a super-Jupiter orbiting its young star on a surprisingly wide orbit. How did it get there?

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