Nov 14, 2019 · A nova is a star that suddenly shows an increase in its level of brightness but slowly returns to its original state. Click for even more information.

Aug 17, 2020 · Supernovas are powerful and luminous stellar explosions. This event occurs during the last evolutionary stages of a massive star.

Sirius is located at around 8.60 light-years / 2.64 parsecs away from the Earth. Keep reading for more interesting facts perfect for kids.

Feb 4, 2020 · Algol, known as Beta Persei, is a multiple star system located in the constellation of Perseus. It is one of the first non-nova variable stars to be discovered and it is also colloquially …

Jan 30, 2020 · The star evolved quickly due to its high mass and has spent its time in the red hypergiant phase for around 100.000 to 500.000 years, thus the star has left its main sequence more than a …

Aug 17, 2020 · Corona Borealis is a small constellation located in the northern celestial hemisphere. Click for even more interesting facts and information.

Nov 14, 2019 · A constellation is a name given to a group of stars in the sky that make up a certain pattern. Click for even more interesting facts and information.

Sep 26, 2019 · The Sun Profile diameter: 1,390,000 km. mass: 1.989e30 kg temperature: 5800 K (surface) 15,600,000 K (core) History of The Sun The Sun is by far the largest object in the solar …

Sep 10, 2020 · The constellation of Perseus is a large constellation located in the northern celestial hemisphere. Click for more information.

When a star dies, it either explodes as a supernova or becomes a black hole or neutron star. If the star explodes, it releases a lot of materials into space, which, over time, can lead to the creation of other …