Phobos and Deimos are the two moons of Mars. Asaph Hall was looking through a telescope in the U.S Navel Observatory.
october 3
No. American astronomer Asaph Hall, working at the U.S. Naval Observatory, discovered them in August of 1877.
Both of Mars's moons, Phobos and Deimos, were discovered by American astronomer Asaph Hall in 1877.
Mars's two moons, Phobos and Deimos, we're both discovered in August 1877 by Asaph Hall. Asaph Hall III (Oct. 15, 1828-Nov. 22, 1907) was an American astronomer best known for his discovery of Phobos and Deimos, the two captured moons of Mars. Aside from this, Hall also discovered the orbits of other planet's satellites and of double stars, the rotational period of Saturn, and the mass of Mars.
Both Diemos and Phobos were discovered by astronomer Asaph Hall in August, 1877, at the United States Naval Observatory in Washington, D.C.
Mars' moons, Phobos and Diemos, were discovered on August 18, 1877 by Asaph Hall working the telescope at the U. S. Naval Observatory in Washington. What Phobos and Deimos both are is almost certainly captured asteroids, in the view of astronomers today.
Asaph Hall in 1877 discovered them and call them Phobos & Deimos.
No. American astronomer Asaph Hall, working at the U.S. Naval Observatory, discovered them in August of 1877.
Mars has two moons and they are Phobos and Deimos.They were discovered in 1877 by Asaph Hall.
Both of Mars's moons, Phobos and Deimos, were discovered by American astronomer Asaph Hall in 1877.
Asaph Hall was born on October 15, 1829.
Asaph Hall was born on October 15, 1829.
Asaph Hall died on 1907-11-22.
Mars's two moons, Phobos and Deimos, we're both discovered in August 1877 by Asaph Hall. Asaph Hall III (Oct. 15, 1828-Nov. 22, 1907) was an American astronomer best known for his discovery of Phobos and Deimos, the two captured moons of Mars. Aside from this, Hall also discovered the orbits of other planet's satellites and of double stars, the rotational period of Saturn, and the mass of Mars.
Mars has two moons, Diemos and Phobos. Both were discovered by Asaph Hall working at the United States Naval Observatory in Washington, D.C.
Both Diemos and Phobos were discovered by astronomer Asaph Hall in August, 1877, at the United States Naval Observatory in Washington, D.C.
Mars has two small known moons called Phobos and Diemos. Both Diemos and Phobos were discovered by astronomer Asaph Hall in August, 1877, at the United States Naval Observatory in Washington, D.C.
Asaph Hall