Tag: astronomy

Return to the Moon

The Sky at Night – Return to the Moon ?

The Sky at Night - Return to the Moon ? -  Nearly 50 years ago, Neil Armstrong stepped onto the moon and it seemed like the dawn of a new age. Soon we'd be flying to the moon as effortlessly as we fly to America, and a moon base would be filled with men and ...

Space-time

How the Universe Works: Mystery of Space-time ep.10 2018

Space-time is the secret structure that controls the universe, and this strange four-dimensional substance controls time, light, and energy. It will also determine how the universe will end.   Space-time In physics, space-time is any mathematical model that fuses the three dimensions of space and the one dimension of time into a single four-dimensional continuum. ...

Dwarf Planets

How the Universe Works: Strange Lives of Dwarf Planets ep.8 2018

Our solar system is home to hundreds of strange, tiny worlds called dwarf planets, and new discoveries reveal the secrets of these mysterious places. Dwarf Planets Dwarf planets are worlds that are too small to be considered full-fledged planets, but too large to fall into smaller categories. In recent years, there's been a lot of ...

How the Universe Works: The Quasar Enigma ep.7 2018

Quasars are the brightest and most powerful objects in our universe, and though they have shaped the cosmos, they might ultimately destroy everything that exists.   Quasar   A quasar (also quasi-stellar object or QSO) is an active galactic nucleus of very high luminosity. A quasar consists of a super massive black hole surrounded by ...

Cosmic Dawn

Cosmic Dawn: The Real Moment of Creation

Astronomers are now trying to witness the cosmic dawn. For the first time they have the tools to explore the very first stars of the universe and to tell the scientific story of our creation.   Forget the big bang. The real moment of creation was the cosmic dawn - the moment of first light. ...

Mercury

How the Universe Works: Secret History of Mercury ep.6 2018

Mercury is a deadly world, facing attacks from the sun, comets, and other planets, and even though it's the smallest planet in the solar system, it has a dangerous secret a dangerous secret that might one day threaten life on Earth.   How is the universe put together? How is it built? And how does ...

Milky Way

How the Universe Works: Death of the Milky Way ep.5 2018

The Milky Way is dying, and experts are investigating what's killing it.   How is the universe put together? How is it built? And how does it actually work? Science's hit space series will blow your mind by answering how the universe started and how it will end - and everything in between. Learn how ...

Oumuamua

The Sky at Night – The Mystery of Oumuamua

In October 2017, astronomers made a spectacular discovery - they spotted the first ever object to visit our solar system from outer space. They gave it a suitably exotic name... 'Oumuamua. Its discovery set off a hurricane of press speculation and a major scientific investigation. To investigate this spectacular astronomical detective story, The Sky at ...

How the Universe Works: Uranus & Neptune Rise of the Ice Giants ep.4 2018

The ice giants Uranus and Neptune are mysterious, icy worlds at the edge of the solar system; new discoveries reveal that these strange planets may have helped start life on Earth. Ice giants An ice giant is a giant planet composed mainly of elements heavier than hydrogen and helium, such as oxygen, carbon, nitrogen, and ...

binary stars

How the Universe Works -Twin Suns: The Alien Mysteries ep.3 2018

Planets that orbit two suns instead of one might be deadly hell worlds, but new discoveries reveal that sci-fi star systems with binary stars might be optimal places for alien life.   How the Universe Works is a users guide to the cosmos from the big bang to galaxies, stars, planets and moons. Where did ...