SOLAR SYSTEM

Detailed explanation-1: -Outer space is not completely empty; it is a near-perfect vacuum containing a low density of particles, predominantly a plasma of hydrogen and helium, as well as electromagnetic radiation, magnetic fields, neutrinos, dust, and cosmic rays.

Detailed explanation-2: -A person who travels to space is called as Astronaut. Suggest Corrections. Similar questions. Q. People who travel to space are called .

Detailed explanation-3: -Common rationales for exploring space include advancing scientific research, national prestige, uniting different nations, ensuring the future survival of humanity, and developing military and strategic advantages against other countries.

Detailed explanation-4: -In 1949, the “Bumper-WAC” became the first human-made object to enter space as it climbed to an altitude of 393 kilometers (244 miles). The rocket consisted of a JPL WAC Corporal missile sitting atop a German-made V-2 rocket.

Detailed explanation-5: -As of May 5, 2023 there are 10 people currently living and working in space.