A gigantic 2.7-mile long space rock is set to go by Earth Friday. There's no compelling reason to stress, however - the space rock, named Florence, will go at a protected separation of 4.4 million miles, approximately 18 times the separation amongst Earth and the Moon.

"While many known space rocks have gone by nearer to Earth than Florence will on September 1, those were assessed to be littler," said Paul Chodas, administrator of NASA's Center for Near-Earth Object Studies (CNEOS) at the organization's Jet Propulsion Laboratory in Pasadena, Calif. in an announcement. "Florence is the biggest space rock to go by our planet this nearby since the NASA program to distinguish and track close Earth space rocks started."

The space rock, which is named out of appreciation for Florence Nightingale, was found in 1981. Friday's flyby will be Earth's nearest experience with the space rock since 1890, and the nearest it will be to our planet until after 2500.

Florence has been doled out a space rock index number of 3122.

While ground-based radar will nearly watch the mammoth space shake, NASA says that the space rock will likewise be unmistakable to little telescopes. Sky and Telescope reports that Florence achieves top brilliance late on Thursday and at an opportune time Friday, it will stay splendid for a few days. 8 p.m. EDT on Saturday Sept. 2 will be an especially decent time to see the space rock, it says.

Recently, a high rise estimated space rock named (441987) 2010 NY65 flew past Earth at around eight times the separation amongst Earth and the moon.

A year ago NASA opened another office to track space rocks and comets that come excessively near Earth. The Planetary Defense Coordination Office (PDCO) formalizes the organization's current program for identifying and following close Earth Objects, known as NEOs. The workplace is situated inside NASA's Planetary Science Division, which is in the organization's Science Mission Directorate in Washington and works with the Federal Emergency Management Agency (FEMA) and other government offices and offices.

NASA has been taking a shot at planetary protection for quite a while – its Near-Earth Object Observations Program as of now works with stargazers and researchers around the globe to search for space rocks that could hurt Earth.