Measuring distances across the universe is much more challenging than measuring distances on Earth. Is a brighter star closer ...
G3 (ATLAS) is expected to become brighter than Venus next week, and will probably be the brightest comet of 2025. It has already achieved a brightness similar to famously bright stars like Antares and ...
Astronomers measure a star’s brightness using the apparent magnitude system, where lower values indicate brighter stars.
Summer nights mean late sunsets and lingering twilight, hardly a recipe for great night-sky observing. But this January exceeds expectations with fine views of four bright planets. Venus punches ...
A newly-discovered comet might light up the night sky in the coming weeks, possibly shining even brighter than the planet ...
How to spot Adhara in the night sky Adhara is located in the southern celestial hemisphere within the constellation Canis Major, famously home to Sirius, the brightest star in the night sky.
the part of the pole extending from the Southern Hemisphere points toward our star. During the Summer Solstice in the Northern Hemisphere, the pole that extends from this half of the planet is ...
The brilliant planet brightens from magnitude –4.4 to magnitude –4.7 during January, far surpassing any other planet or star ... that extended to the far southern sky? To address this question ...