Hubble unveils monster stars

Astronomers using the unique ultraviolet capabilities of the NASA/ESA Hubble Space Telescope have identified nine monster stars with masses over 100 times the mass of the Sun in the star cluster R136. This makes it the largest ...

Astronomers see black hole raging red

Violent red flashes, lasting just fractions of a second, have been observed during one of the brightest black hole outbursts in recent years.

Students map Milky Way with dwarf stars

Two astronomy students from Leiden University have mapped the entire Milky Way Galaxy in dwarf stars for the first time. They show that there are a total of 58 billion dwarf stars, of which seven per cent reside in the outer ...

Algal blooms reveal their poisonous past

A poisonous, "hairy efflorescence" in a 17th century Polish lake is likely to be the first recorded example of a toxic blue-green algal (cyanobacterial) bloom, according to environmental scientists at Flinders.

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