Alpha Centauri B may be close enough to Proxima Centauri for liquid water to exist there. However, scientists aren’t ready to say the star is safe for human life. Due to stellar flares (恒星耀斑) from Proxima Centauri, A...
Proxima Centauri (Alpha Centauri C) is a red main sequence star in the constellation of Centaurus. It is too faint to be seen in the southern hemisphere night sky without a telescope. Proxima Centauri distance from Earth is 4.23 light years away.
英语翻译The film is set in the year 2154,when humans are mining a precious mineral called unobtanium on the lush moon Pandora in the Alpha Centauri star system.The colonists' expansion threatens the continued existence of the Na'vi—a race of hu
stars: solar-typestars: individualalphaCentauri ABsubmillimeter: starsradio continuumstarsbinaries: generalThe precise mechanisms that provide the non-radiative energy for heating the chromosphere and the corona of the Sun and those of other stars constitute an active field of research. By studying ...
They hope to send hundreds of tiny spacecraft to the Alpha Centauri star system, where they'llexamine planets for signs of life. It's a monumental engineering challenge that will require huge leaps in technology for spacecraft design, propulsion and communication. The attempt bySpaceXand Tesla ...
1.阅读理解 (4.0) 分 In this passage the words “closest to our sun” means the star ___ . A、the earth we live on B、Alpha Centauri C、the Big Dipper D、the moon2.阅读理解 (4.0) 分A one-way journey to Alcaid would take ___ . A、about nine years...
Proxima b. Like other red dwarfs, Proxima Centauri emits strong solar flares and X-ray emissions that would be a challenge for any life forms on a world 20 times closer to its star than Earth is to the Sun. A magnetic field might offer protection, but we don’t know if Proxima b ...
type star. This planet, orbiting our neighbour star Alpha Centauri B, is also the closest one to the solar system found to date. This result represents a major step towards the detection of Earth twins in the immediate vicinity of the Sun. Since the discovery of the first exoplanet ...
Finally, Alpha Centauri is not a desolate star system. There is life on the planet, in the form of alien fungus that litters the ground and strange creatures such as mindworms. Initially hostile to all factions, this form of life holds its own secrets and effects on the world at large....
1.The first letter of the Greek alphabet, used instellar nomenclatureusually to designate the brightest star in a constellation or sometimes to indicate a star's position in a group. 2.Symbol forright ascension. Collins Dictionary of Astronomy © Market House Books Ltd, 2006 ...