Both Diemos and Phobos were discovered by astronomer Asaph Hall in August, 1877, at the United States Naval Observatory in Washington, D.C.
Both of Mars's moons, Phobos and Deimos, were discovered by American astronomer Asaph Hall in 1877.
The moons of Mars. They have an irregular shape and look similar to the asteroids in the asteroid belt. That is probably where Mars got them.
the person that discovered it was james christy on june 22nd 1978
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.
Mars has two moons and they are Phobos and Deimos.They were discovered in 1877 by Asaph Hall.
Aseph Hall in 1877 discovered the Mars' two moons, Phobos and Deimos.
1877
Both of Mars's moons, Phobos and Deimos, were discovered by American astronomer Asaph Hall in 1877.
1877
The moons of Mars. They have an irregular shape and look similar to the asteroids in the asteroid belt. That is probably where Mars got them.
Billy Mckeand
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.
What person and date was Mars discovered?
the person that discovered it was james christy on june 22nd 1978
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.
Phobos was discovered on August 18, 1877, and Deimos was discovered on August 12, 1877, meaning that both were discovered within a week.