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If the sun was replaced by a Rigel for 1 second, what would happen on Earth?
Everything on sunny ground will burn up, houses, roads, forests, rivers, oceans will instantly evaporate, and the atmosphere will be swept away.
Star
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Articles about Star
2,098 published items.
Space science
Method of measuring distances to stars and galaxies
Looking at a star in the sky, which appears only as a small bright dot and estimates its distance, seems very vague.
Space science
Telescope catches 70 planets 'born out of nowhere'
In a mysterious star-forming region located in the constellations of Scorpio and Ophiuchus, there are at least 70 planets in a free-floating state, unbound by any sun.
Space science
The world's most sensitive telescope after 4 years of space exploration
With extremely high sensitivity, the FAST radio telescope has helped scientists detect a large number of pulsars and radio signals.
Space science
Mega plasma ball erupting from sun-like star
A small version of the Sun recently produced an eruption of magnetic plasma gas 10 times larger than any sun-like star ever seen.
Space science
The surprising truth about the image of 'ghost butterfly' flying through space was captured by the observatory
A spectacular image of a ghostly butterfly made of light has just been released by an observatory located in Chile, dubbed the Chamaeleon Infrared Nebula.
Alien
Discovered 'giant world' 325 light years from Earth
If placed next to the Solar System, everything in the newly discovered alien world will look like mythical giants, defying the principles of planet formation.
Space science
See the 'clearest photo ever' of the Sun
Astrophotographer Andrew McCarthy has shared his 'clearest ever' photo of the Sun.
Space science
In 2022, there will be a magical phenomenon that has never been seen in history appearing in the sky
The binary star system KIC 9832227 is likely to have a supernova in 2022.
Space science
Found a contrasting version of the Earth, a year is only 8 hours long
GJ 367b is one of the smallest planets discovered and has incredible properties, like an iron bullet and completes an orbit around its parent star in just 8 hours.
Space science
Unexpected discovery of 7 planets 'peaceful' than Earth
Scientists have solved the mystery behind the harmonious dance of 7 planets in the TRAPPIST-1 system, all of which are like Earth.
Space science
Hubble Telescope captures stunning image of star-forming Prawn Nebula
The Hubble Space Telescope has captured a beautiful view of the Prawn Nebula hovering in deep space.
Space science
The 'graveyard' where many planets were torn to reveal the unexpected
Unseen, unimaginable things have revealed themselves in a vast cosmic graveyard with 23 white dwarf stars and countless rubbles that are torn planetary fragments.
Space science
NASA discovers more than 300 new planets thanks to Machine learning technology
With an operating system based on Machine learning technology, 301 new planets have been discovered by NASA.
Space science
The discovery of the planet took only 3.2 days to orbit the host star
Astronomers find an exoplanet like