International Centre for Radio Astronomy Research
The black hole is part of a binary star system within our Milky Way galaxy. It orbits a colossal supergiant companion star.
The sun emitting a sudden flash of light—a solar flare.
Has the Sun entered a stage of old age?
The ALMA telescope has seen tantalising hints of a violent event.
ESO/B. Tafreshi/TWAN (twanight.org)
The ‘oldest known nova’ (a star explosion) in the sky was actually not a nova, astronomers show.
Untangling the history of the Milky Way.
Understanding how the billions of stars in our galaxy formed and evolved is the subject of a huge galactic archaeology project.
NASA artists’ interpretation of the neutron star Swift J1749.4-2807 (left) with it’s companion star (right).
NASA/Goddard Space Flight Center
They’re are the overachievers of the universe: incredibly dense but very small when compared to others stars. So how much do we know about the extreme behaviour of neutron stars?
Observations of the dusty cloud G2 as it approaches and then swings around the supermassive black hole at the centre of the Milky Way.
The best observations yet of a mysterious gas cloud that was heading for the black hole at the hear of our Milky Way reveal it may have more stellar origins.
Warning: you may struggle to believe what you’re about to read.
Just how big are the stars? Earth feels quite big, what with it taking an entire day to fly between Sydney and London, and clearly the sun and moon are quite large in the sky. But with virtually everything…