Scientists believe there is a that aliens are listening to us on Earth. Astronomers from a called Breakthrough Listen are excited about a giant, space object that has passed close to our . Breakthrough Listen scientists search for of civilizations beyond Earth. The scientists work at the University of Hawaii. They described the as an 800-meter-long, 80-meter-wide, cigar-shaped rock. Some scientists believe the rock has too many lines on it for it to be formed naturally. This suggests it could have been designed by form of extra-terrestrial life. The scientists have dubbed the rock Oumuamua, which means ' messenger' in the Hawaiian .
The astronomers spotted Oumuamua in October. It was travelling at speed through the solar system and passed Earth at about 85 times the to the Moon. This is just a hair's relative to the vast expanses of the universe. Oumuamua is the first object spotted in the solar that appears to originate from another star system. The astronomers say its speed of over 300,000 kph suggests it is outside the gravitational of the Sun and is instead travelling on its own that originated in another galaxy. The scientists said it was highly that Oumuamua was a sign that aliens exist, but the huge rock and its journey was a unique event that possibly offered new .