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Chris ImpeySalon |
The mission would be the first to try to return rock samples from Mars to Earth so scientists can analyze them for signs of past life. NASA...
A critical NASA mission in the search for life beyond Earth, Mars Sample Return, is in trouble. Its budget has ballooned from US$5 billion to over $11...
Stars like the Sun are remarkably constant. They vary in brightness by only 0.1% over years and decades, thanks to the fusion of hydrogen into helium...
Planets orbit their parent stars while separated by enormous distances – in our solar system, planets are like grains of sand in a region the size...
Planets orbit their parent stars while separated by enormous distances – in our solar system, planets are like grains of sand in a region the size...
Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to...