Two large international teams of astronomers joined forces to search for collisions between a neutron star and a black hole.

The virtual GROWTH school goes truly global

This year, the GROWTH school was conducted online allowing students from all over the world to participate.

The chase is as good as the catch

Three young astronomers at Caltech shared the story of their recent chase of elusive cosmic cataclysms.

Astronomers find clues to the origins of exploding dead stars

A peculiar supernova shines light on a long standing theory of how some dying stars explode.

Why a global network of telescopes followed the "Cow"

After months of observations, astronomers are closer to solving the mystery of the "Cow"

Holy Cow! Astronomers agog at mysterious new supernova

A supernova far beyond our galaxy shone so bright, so fast that it stunned astronomers aroung the world. The GROWTH team is now uncovering the mystery.

A new telescope for infrared celestial cinematography

A new infrared telescope will scan the visible sky from Palomar every night in search of stellar explosions surrounded by dust and other hidden cosmic transients.

A Dying Star Emits A Whisper

GROWTH scientists observe the surprisingly quiet death of a massive star suggesting that we have seen, for the first time, the birth of a compact neutron star binary system.

Unique light echo observations sheds light on rare supernovae

An international team of GROWTH researchers uses light echoes from a brilliant stellar explosion to reconstruct its history.