387 results

Stellar Science

A Magnetar in Sheep's Clothing

A run-of-the-mill pulsar throws off its cloak of normalcy and displays its extraordinary nature.

RS Puppis and surrounding nebula

Milky Way

An Ingenious, Super-Good Cepheid Distance

Using a star's pulsations, their reflections, and some simple geometry, European astronomers have set a new record for the best-known distance to a crucial kind of star.

Stellar Science

A Superfast Star from Far, Far Away

The latest "hypervelocity star" that astronomers are puzzling over didn't even start in our own galaxy.

Stellar Science

A Neutron Star's Hard Core

Astronomers have found some pulsars that appear unusually massive, calling into question our understanding of neutron-star interiors.

Professional Telescopes

The Orion Nebula, Exactly?

Radio astronomers succeed where others have failed to pin down the distance to a great showpiece of the night sky.

Stellar Science

Our Sun's Twin

A faint but observable star in Draco is the closest match yet to the one at the center of our solar system.

Stellar Science

New Route to a Supernova

A distant supernova erupted with signs that it marked the death of not one star, but two.

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