You may not know it, but right now there’s a huge cosmic rave party happening far, far above our heads. The chief party goers ...

In some galaxies, large amounts of interstellar gas are spiralling around the supermassive black hole and getting pulled in beyond the event horizon and essentially on to the black hole.

In some galaxies, large amounts of interstellar gas ... However, a new generation of radio telescopes, including South Africa's MeerKAT, have turned this idea on its head: in the past five years ...

The Princess Royal’s first visit in South Africa was the South African Riding for the Disabled Association (SARDA), which has ...

We report on the optical spectroscopic monitoring of the system from 33 d before to 78 d after periastron, undertaken with the Southern African Large Telescope. The Hα and He I (λ6678) lines exhibit ...

The orbital period was determined using optical observations with the Southern African Large Telescope (SALT). Fortuitously, the star is sufficiently bright to have also been monitored by optical ...