With the ISS, humans have been living and working in outer space for more than 10 years. In this article, we'll examine the early space station programs, the uses of space stations, and the future role of space stations in the exploration of outer space. But first, let's consider more...
In some parts of the world they are revered and protected; in other places they are captured and eaten for dinner. One thing is certain: They’re everywhere.
How far in space have we gone? The record for the farthest distance that humans have traveled goes to the all-American crew of famous Apollo 13 who were 400,171 kilometers (248,655 miles) away from Earth on April 14, 1970. This record has stood untouched for over 50 years! Can a te...
How many parsecs are there in one astronomical unit? How far has the Fermi Gamma-Ray Space Telescope traveled? How long have humans been on Earth, according to the cosmic calendar? If a planet's orbital period is 10 years, what is its average distance from the sun? a. 1000 au b. 4.6...
Ever since the first man traveled from Earth, spacesuits have played an essential part of an astronaut’s job. For decades, these suits have allowed humans to travel to and work in space. What many people may not know is that spacesuits have changed drastically over time. As scientists hav...
How far has Hale-Bopp traveled from the sun? How far is the Moon in light years from Earth? How far has the Fermi Gamma-Ray Space Telescope traveled? If a star were 2 light years away, how far is it? How far away from the Earth does the exosphere end?
And that was just the first spacecraft of many to orbit, flyby and even land on the Martian surface. So what have scientists learned about Mars from the data gleaned from these missions? And when might the machines on Mars get human company? Will humans ever set foot on the Red Planet...
How long would it take humans to travel one light year? An airplane traveling 600 mph (965 km/h) would take 1 million years to travel a single light-year! If we could travel one light-year using a crewed spacecraft like the Apollo lunar module, the journey would take approximately 27,...
Space Tour Guide What occupations will be popular in the future? A recent study lists over 100 possibilities. Here’s one: space tour guide. In the future, experts say that, humans will have stations on the moon and possibly Mars. A new kind of tourism — space travel — is just beginn...
A.To improve humans’ living ability. B.To explore a new island in Hawaii. C.To monitor signs of volcanic activity. D.To prepare for a space mission to Mars.2. What do we know about Mauna Loa? A.It has warm climate and various plants. B.It is 2,500 meters from its base in the...