Question

One of the largest observatory complexes 4,200 m above see level, in a Crater of extinct Hawaiian
Fill in the blanks by using the help box:
is
2. Most space exploration is
No
has ever come back from another planet.
are special places where astronomers study space.
volcano is
The first
was Salyut 1, stayed up only five months.
it made more than 76,000 orbits of the
The longest serving station was
Earth.
8.
is a reusable spacecraft, made up of a 37.2 m long orbiter, two big
solid Rocket Boosters and three main engines.
are objects that orbit planets and other space objects.
is the first man-made satellite in space.​

Answer 1

Answer:

350

Explanation:

150+200-0

fh hii kkhbbbvvvguiiiyff

Answer 2

Answer:

Mauna Kea this is the biggest observatory