Birth of a Magnetar

Stellar Science

Gamma-ray Flash Heralds Birth of a Magnetar

What happens when two neutron stars don't add up to a black hole?

Gamma-ray burst illustration

Stellar Science

Astronomers See Extreme Photons from Collapsing Massive Stars

Astronomers have detected a long-sought signal from gamma-ray bursts — the highest-energy photons ever seen from these events.

Stellar Science

Two Explosions with Similar Quirks

High-energy radiation released during the merger of two neutron stars last year has left astronomers puzzled. Could a burst of gamma rays from 2015 help us to piece together a coherent picture of both explosions?

Cosmology

GRBs: A New Standard Candle?

Astronomers might be on the brink of developing a new rung on the cosmic distance ladder.

Stellar Science

Dead Stars Caught Colliding

Astronomers have detected a signal that looks like it's from two neutron stars crashing together. The observations could be solid evidence for the hypothesized culprits of short gamma-ray bursts.

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