Ok. This is a Spanish question. I know I've already asked this, but: What "firsts" were achieved by Ellen Ochoa and José Moreno Hernández? I know that they are astronauts, and I've heard that they were

Ok. This is a Spanish question. I know I've already asked this, but:

What "firsts" were achieved by Ellen Ochoa and José Moreno Hernández?

I know that they are astronauts, and I've heard that they were able 'to explore a highly contested region without the aid of instruments', but what does that mean?

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Ok. This is a Spanish question. I know I've already asked this, but: What "firsts" were achieved by Ellen Ochoa and José Moreno Hernández? I know that they are as…

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