The earth year and the calendar
Calendars have always been related to the Earth year. The Earth, in its journey around the Sun, takes approximately 365 […]
Kepler space telescope
On Friday March 6, 2009, NASA launched the “Kepler” telescope mounted on a Delta II rocket from Cape Canaveral. After […]
Traveling through space
We travel through space at high speed, hardly realizing it. When the man is alone, in an open and dark […]
Tips for observing the Moon
What to do if you want to observe the Moon with binoculars or a telescope Full moon nights On these […]
How big is the universe
We now know that the Universe is much larger than we can imagine. It is enormously extensive, it has billions […]
The Hubble Space Telescope
Hubble is a robotic telescope installed at the outer edges of the atmosphere, in a circular orbit around the Earth, […]
Cassini-Huygens space probe
Cassini-Huygens space probe explores planet Saturn. The Cassini-Huygens mission, involving ESA, NASA and the Italian Space Agency, launched from Florida […]
Biography of Christiaan Huygens Dutch astronomer
Christiaan Huygens dedicated his prodigious talent to study and research. He successfully explored the fields of Astronomy, Mathematics, Mechanics, Optics, […]
Supernova, star explosion
Supernova is the result of the explosion of a star. The cover image shows Tycho’s Supernova Remnant as seen in […]
Biography of Henrietta Leavitt American Astronomer
Biography of Henrietta Leavitt American astronomer who, in the late 19th century, discovered a method of measuring distances to stars. […]