Observations

Latest Posts

International Asteroid Day 2018

June 29, 2018

Sarah Reeves
On 30 June 1908 a massive explosion occurred over Siberia flattening 2000 square kilometres of forest. The event, now known as the Tunguska impact is believed to be result of the air burst from a meteoroid disintegrating about 5-10 km above the Earth's surface.

Women in Astronomy: The Computers

March 15, 2018

Andrew Jacob

To celebrate International Women’s Day, Sydney Observatory astronomy guides Raghda Abdel Khaleq and Nuwanthika Fernando present the first in a series of posts featuring women in astronomy.