Stellarium is a software project that allows the user to use your PC as a virtual planetarium. E ‘can calculate the position of the sun, moon, planets and stars, and play in the sky as they would appear to an observer at a given place and at any given time.
It can also draw the constellations and simulate astronomical phenomena such as meteor showers, eclipses of the Sun and Moon. Stellarium can be used as an educational tool for teaching the starry sky at night.. Continue reading [..]
The Hubble Space Telescope (HST abbreviated English name from the initials of the Hubble Space Telescope, or just Hubble) is a telescope placed in the outer layers of Earth’s atmosphere, about 600 kilometers altitude, in orbit around the Earth (each orbit takes about 92 minutes). It was launched on April 24, 1990 with the Space Shuttle Discovery as a joint project of NASA and European Space Agency.
The telescope can reach an angular resolution better than 0.1 arcseconds.. Continue reading [..]