Interesting astronomy facts

Interesting astronomy facts

This animation presents some interesting facts in the field of astronomy.

Geography

Keywords

astronomy, Solar System, space research, Moon, Sun, Earth, Jupiter, Saturn, Jupiter's moon, Pluto, orbital speed, orbital period, ratio, planet, dwarf planet, orbital period around the Sun, geography

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Earth

The Earth is a rocky planet with a solid crust and oxygen in its atmosphere.

Jupiter

Jupiter is the largest planet of the Solar System, it has two and a half times the mass of all the other planets combined.

Milky Way

The diameter of our galaxy is about 100,000 light years; it contains more than 100 billion stars, one of which is our Sun.

Planets, sizes

The inner planets of the Solar System are terrestrial planets while the outer planets are gas giants.

The Solar System; planetary orbits

The orbits of the 8 planets in our Solar System are elliptical.

The Sun

The diameter of the Sun is about 109 times that of the Earth. Most of its mass consists of hydrogen.

Comets

Comets are spectacular celestial bodies orbiting the Sun.

Formation of the Earth and Moon

This animation demonstrates how the Earth and the Moon were formed.

Galileo Galilei's workshop

Galileo Galilei's scientific achievements contributed greatly to the advancement of physics and astronomy.

Gravitational waves (LIGO)

Massive accelerating or orbiting bodies cause ripples in spacetime. These are called gravitational waves.

The development of celestial mechanics

This animation introduces the studies of astronomers and physicists whose works fundamentally changed our view of the universe.

Voyager space probes

The Voyager space probes were the first man-made objects to leave the Solar System. They gather data about outer space and carry information about humanity.

Kepler´s laws of planetary motion

The three important laws describing planetary motion were formulated by Johannes Kepler.

Measuring time

The first calendars and time-measuring instruments were already used by ancient Eastern civilisations.

Moon landing: 20 July 1969

Neil Armstrong, one of the crew members of Apollo 11 was the first man to set foot on the Moon.

Our astronomical neighbourhood

A demonstration of nearby planets, stars and galaxies.

Sputnik 1 (1957)

The Soviet-made satellite was the first spacecraft to be launched into outer space (in October 1957).

The Cassini-Huygens Mission (1997-2017)

The Cassini spacecraft was exploring Saturn and its moons for nearly 20 years.

The Dawn mission

Studying Ceres and Vesta will help us learn more about the early history of the Solar System and how rocky planets are formed.

The New Horizons mission

The New Horizons space probe was launched in 2006, with the objective to study Pluto and the Kuiper Belt.

Types of stars

This animation demonstrates the process of star development for average and massive stars.

Fusion reactor

Nuclear fusion will serve as an environmentally friendly and practically unlimited source of energy.

Hubble Space Telescope

The Hubble Space Telescope orbits outside the distorting influence of Earth´s atmosphere.

ISS

The International Space Station is a habitable satellite built with the cooperation of 16 countries.

Mars Exploration Program

Space probes and Mars rovers examine the structure of Mars and possible traces of life.

Pluto - Charon system

The largest satellite of Pluto is Charon.

Satellite types

Satellites orbiting the Earth can be used for civilian or military purposes.

Space Shuttle

The Space Shuttle was a manned, reusable spacecraft operated by NASA.

The Moon

The Moon is the Earth's only natural satellite

Yuri Gagarin's journey to outer space (1961)

Yuri Gagarin became the first human in space on 12 April 1961.

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