Starting 11 October 2024, comet C/2023 A3 (Tsuchinshan-ATLAS) can be seen with the naked eye at dusk on the western horizon. In the following days, the comet rises higher in the sky, but also becomes fainter. On 19 October, astronomical institutions ...

Summer, Sun, Perseids: Every year, significantly higher numbers of meteors can be seen at night in mid-August. During this time, the Earth passes through a swarm of cosmic dust particles on its orbit, which result in streaks of light as they enter ...

Images of the sky captured by enthusiastic stargazers can leave one in awe, but they can also be important teaching tools, especially when they are open to all. For its third astrophotography contest, the IAU Office of Astronomy for Education sought ...