South African Astronomical Observatory

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International Team Announces Discovery of Super-Hot Stars Using Southern African Large Telescope Using the largest single optical telescope in the Southern Hemisphere, an international team of astronomers has discovered eight of the hottest stars in the universe, all with surfaces hotter than 100,000 degrees. The......

Scientists looking at data from the Hubble Space Telescope (HST) and long-slit spectroscopy using the Southern African Large Telescope (SALT) have found that the so-called ‘Peekaboo’ dwarf galaxy (HIPASS J1131–31) is extremely metal-poor. The discovery is detailed in a paper published recently in the Monthly......

The National Aeronautics and Space Administration (NASA) has announced that the orbital period of the asteroid Dimorphos around its parent asteroid Didymos has successfully been altered after it impacted with the Double Asteroid Redirection Test (DART) spacecraft at 1:14 am SAST on 27 September 2022,......

The South African Astronomical Observatory invites foundation phase learners, grades R-3, and intermediate phase learners, grades 4-7, to enter our AstroArt competition. Learners can send in an A4 drawing of anything astronomy related. It can be the moon with its craters, the solar system, planets,......

To celebrate the 10th anniversary of its Office for Astronomy Outreach (OAO), the International Astronomical Union (IAU) is launching a contest to name 20 exoplanetary systems that will be observed by JWST. Anyone, including students and teachers, astronomy enthusiasts, amateur astronomers and exoplanetary scientists, may......

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SAAO Cape Town Open Night

Feb 11 @ 8:00 pm - 10:00 pm

This week's talk: Lisa Crause The SAAO Open Nights in Cape Town take place on the second and fourth Saturday of every month at 20:00. All Open Nights will start with a presentation on topics of astronomy or physics. Then, visitors will be given an…

SAAO Cape Town Open Night

Feb 25 @ 8:00 pm - 10:00 pm

This week's talk: Danièl Groenewald The SAAO Open Nights in Cape Town take place on the second and fourth Saturday of every month at 20:00. All Open Nights will start with a presentation on topics of astronomy or physics. Then, visitors will be given an…

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