A unique exoplanet nearly nine times the mass of Earth was discovered after it unexpectedly ‘blows’ its star 48 light-years away.
Earth was discovered in the constellation Lupus. also known as the wolf And of course it must be It’s a “golden target for future studies” because there are no ‘equivalents,’ say scientists.
It is the first time an exoplanet with an orbit of more than 100 days has passed a star bright enough to be seen by the naked eye.
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Discovery: A unique exoplanet discovered after it unexpectedly ‘exploded’ its star 48 light-years away. The artist’s impression of Nu2 Lupi, like the sun and the three planets, shows.

Orbital Comparison: This graphic shows how long it takes planets B, C and D to orbit Nu2 Lupi 48 light-years compared to the planets of Venus and Mercury in our solar system.
The ‘extremely exciting’ discovery happened by chance as researchers were exploring two other planets in a nearby bright stellar system.
All three orbit a sun-like star called Nu2 Lupi, one of the only naked-eye stars known to have multiple transiting planets.
The newly discovered planets ‘b’, ‘c’ and ‘d’ have masses between the masses of Earth and Neptune with orbits lasting 11.6, 27.6 and 107.6 days, respectively.
The European Space Agency (ESA) has said that no one is inhabitable. But planet ‘d’ will be a very attractive target for both the Hubble Space Telescope and the James Webb Space Telescope when it launches later this year.
‘In combination with the bright progenitor star long orbital period and suitability for tracking preferences It excites the planet very much – it is a special object that has no equivalent. And it is sure to be a golden target for future studies,’ said study co-author David Ehrenreich from the University of Geneva in Switzerland.
Planet d’s orbit puts it between Mercury and Venus in our solar system, while b and c will lie within Mercury’s orbit, which takes 88 days to orbit the sun.
Researchers say that planet b is mostly rocky, but c and d contain much more water than Earth. One quarter of the mass of each planet is made up of water. compared to less than 0.1 percent of the world
However, this water is not a liquid. Instead, it is in the form of high-pressure ice or high-temperature steam.
The discovery of planet d, found to have a mass of 8.8 Earth times, is one of the first results from ESA’s Cheops (CHaracterising ExOPlanet Satellite).

Scientists say ‘Exciting’: Earth has been discovered in the constellation Lupus, also known as Wolves, and ‘sure to be a gold target for future studies’ because there is no ‘equivalent’, scientists say.
Cheops project scientist Kate Isaak said that while none of the planets are habitable, it’s still not a habit. But their diversity makes the system even more exciting. And it’s a great future opportunity to test how these objects form and change over time.
‘There is also the potential to find rings or moons in the Nu2 Lupi system, as Cheops’ excellent accuracy and stability allows it to detect objects similar in size to Mars.’
So far, most of the long-lived exoplanets have been discovered around stars that are too dim for detailed monitoring. This means that little is known about the properties of their planets.
Nu2 Lupi, however, is bright enough to be seen by powerful telescopes in space and large ground-based observatories.
transit of planets When a celestial body moves forward a larger object in space. This gives researchers the opportunity to study the planet’s atmosphere, orbit, size and interior.
The transiting planet blocks a small but detectable portion of the star’s light as it passes in front of the star. And it was this incident light that led the Cheops researchers to discover.
It is extremely rare to see long-lived exoplanets in transit. because they orbit very far from their stars.
Lead author Laetitia Delrez from the University of Liège in Belgium said: “Transition systems such as Nu2 Lupi are critical in understanding how planets form and evolve. Because we can compare multiple planets around the same bright star in great detail.”
‘We intended to build on a previous study of Nu2 Lupi and observe planets b and c crossing faces of Nu2 Lupi and Cheops, but during the transit of planet c we found something amazing: an unexpected transit by Planet ‘d’ which is later in the system.
‘With its overall properties and orbit This makes the planet a good target for studying exoplanets with low atmospheres around sun-like stars.’
The aim of Cheops, an ESA mission developed in collaboration with Switzerland. is to help better understand known exoplanets and discover new ones.
The findings are published in the journal Nature Astronomy.
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