The system also has a pair of companion stars that orbit far beyond the planets.
Recoiling black holes, like the one in question, are hypothetical objects that are yet to be definitively spotted.
An eclipse in May overlaps with a period when the moon is close to Earth, in what is known by some as a 'super blood moon'.
Scientists cannot go, visit other planets to find signs of life and can use this telescope to do so.
Cheops, to be launched on Soyuz-Fregat rocket, is a new telescope whose name stands for CHaracterising ExOPlanet Satellite.
The administrator also spoke enthusiastically about the much-delayed James Webb Telescope
NASA fresh delays in the launch of a giant space telescope, which will now not be deployed before March 2021.
Astronomers are eager to study gas giant exoplanet Wasp-127b, which is thought to be filled with metals, and maybe even water: Report
According to a team of astronomers in the University of Cambridge and IAC, in Spain, the exoplanet, WASP-127b has shown possible signs of Water.
It will be the most extensive survey of its kind from orbit, with Tess, a galactic scout, combing the neighborhood as never before.
James Webb Space Telescope is an international project led by NASA with its partners, ESA (European Space Agency) and the Canadian Space Agency.
Prior to the launch of the mission, Transiting Exoplanet Survey Satellite (TESS), NASA said it would reveal more about the mission at a media event.
The gold used to coat on Oscar trophies, this year are similar to the ones used by NASA in their telescopes.
NASA's James Webb Space Telescope completes critical testing in thermal vacuum chamber; preparing it for space mission in 2019
Webb telescope arrived at NASA's Johnson Space Centre in Houston in May 2017, where it underwent critical cryogenic testing for nine months inside Chamber A
Year in review: A comprehensive guide to everything that happened in the fields of space and astronomy in 2017
2017 was a great year for anyone interested in space and astronomy featuring several groundbreaking discoveries and heart-wrenching goodbyes
The 18 gold plated hexagonal mirrors on the telescopes worked together as a single reflective surface during the test.
Pluto's atmosphere could be colder than expected because of a cooling mechanism controlled by haze particles
The result is an atmospheric temperature of about minus 203 degrees Celsius, instead of the predicted minus 173 degrees Celsius.
The James Webb Space Telescope will be successor to NASA's Hubble Space Telescope.
The TRAPPIST-1 system is between 5.4 billion and 9.8 billion years old. Our solar system is 4.5 billion years old.
Nasa said the Webb telescope will now be shipped to its Johnson Space Centre in Houston for end-to-end optical testing in a vacuum.
The James Webb space telescope, designed to unravel some of the greatest mysteries of the universe, has come a step closer to "reaching the stars" as it has completed its environmental testing at Nasa's Goddard Space Flight Center in Greenbelt, Maryland.