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Chris Impey

Chris Impey

Salon

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The Mars Sample Return mission has a shaky future. NASA is calling on private companies for backup

  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...

03.05.2024 10

Salon

Chris Impey

The Mars Sample Return mission has a shaky future, and NASA is calling on private companies for backup

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...

25.04.2024 30

The Conversation

Chris Impey

Exploding stars are rare but emit torrents of radiation − if one happened close enough to Earth, it could threaten life on the planet

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...

29.03.2024 5

The Conversation

Chris Impey

Orbital resonance − the striking gravitational dance done by planets with aligning orbits

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...

06.02.2024 30

Salon

Chris Impey

Orbital resonance − the striking gravitational dance done by planets with aligning orbits

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...

02.02.2024 20

The Conversation

Chris Impey

Why isn't there any sound in space? An astronomer explains why in space no one can hear you scream

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...

04.12.2023 10

The Conversation

Chris Impey

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