1–20 of 543 results
Close-up on glowing Neptune and its gossamer rings

Solar System

Neptune's Rings, Jupiter's “Frosted Cupcakes,” and 3D Views of Mars

Three solar system emissaries have returned beautiful and even interactive vistas of Neptune, Jupiter, and Mars.

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.

Perseverance selfie at Skinner Ridge

Solar System

Perseverance Finds Ancient Habitable Conditions (But Not Yet Life) on Mars

The mission team has reported results from Perseverance's study of the rocks deposited by the river that once flowed into Jezero Crater.

Orion Nebula by Webb

Stellar Science

Webb's Dazzling Views of the Orion Nebula

The James Webb Space Telescope has provided its first views of the Orion Nebula, revealing infant stars and the filaments that feed them.

Blazar (art)

Black Holes

Blazar's Outburst Hid Repeating Signal

Pulses originating almost a billion light-years away hint at extreme physics near a supermassive black hole.

Tarantula Nebula in infrared looks more like a cavity surrounded by spider silk

Spacecraft and Space Missions

Webb Captures an Exoplanet, a Brown Dwarf — and a Giant Tarantula

New Webb images reveal the space telescope's first exoplanet, first brown dwarf, and a stellar nursery teeming with activity.

Mauna Kea Observatories panorama

Astronomy and Society

Years of Tensions at Mauna Kea May End with Peaceful Negotiations

New stewardship of Mauna Kea, a dormant volcano that hosts some of the world's largest telescopes, could change the face of astronomy at the summit.

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

Galaxies

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.

Gravitational-wave signal and noise

Astronomy and Society

How Astronomers Are Rendering the Universe in Sound

Presenting data as sound can open new opportunities for accessibility, engagement, and discovery, but the technique still faces challenges.

Blazar (art)

Black Holes

Giant Black Holes Make Tiny, Ghost-like Particles

Blazars, the gas-guzzling black holes at the center of galaxies, could make most of the tiny particles known as neutrinos we catch on Earth.

Webb's first deep field

Galaxies

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.

supercomputer simulation shows gas flows in multiple colors

Black Holes

Where Did the First Quasars Come From?

New research shows how black holes with tens of thousands of Suns' worth of mass can form in the universe's early years.

M94

Galaxies

Life and Death in Nearby Galaxies

New images of nearby galaxies and their surroundings reveal details in galactic formation and evolution — and puzzles that remain to be solved.

Gaia visualization of Milky Way

Stellar Science

The Gaia Revolution: New Data and Strange Stars

Astronomers will use the newest data release from the Gaia mission to explore stellar tsunamis, Milky Way history, and more.

Stellar Science

An Unusual Source Deepens Fast Radio Burst Mysteries

A new source of fast radio bursts raises questions about how much we really know about these mysterious flares.

solar flare

Solar System

The Sun Is Waking Up — Right On Schedule

The Sun is ramping up activity, but contrary to some reports, this solar cycle is still consistent with scientists' predictions.

Artist's illustration of pulsar Geminga

Astronomy & Observing News

Seeing Inside a Cosmic Superaccelerator

Astronomers are exploring a celestial particle accelerator in the Eel Nebula that surrounds a distant pulsar.

Nova illustration

Stellar Science

Astronomers Watched a White Dwarf Turn into a Thermonuclear Fireball

Astronomers have spotted the X-ray flash that precedes a nova. The brief flare is the first sign of a white dwarf erupting into a nuclear-fusion fireball.

Hickson Compact Group 40

Spacecraft and Space Missions

Happy Birthday, Hubble!

The Hubble Space Telescope turns 32 on April 24th, and the team behind the telescope is marking the occasion with the release of a galactic family picture.

AGN (art)

Galaxies

Hubble Image Reveals Possible Quasar Forerunner

A distant object in a deep Hubble Space Telescope field could be in transition from ordinary galaxy to brilliant beacon of light.

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