This year, Filling Space published over 60 interviews. The experts we interviewed all engage with space in interesting but very diverse ways. They include artists,…
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Category: Worlds
What is it like studying faraway worlds like Titan?
Titan, Saturn’s largest moon, is unique in many ways. It is the only moon in our Solar System known to have a thick atmosphere. Other…
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How did MESSENGER revolutionize our understanding of Mercury?
Mercury, one of Earth’s rocky neighbors, is one of our Solar System’s most enigmatic planets. It is notoriously difficult to study due to its close…
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How does stars’ radioactivity affect the habitability of nearby planets?
Stars are dynamic entities. They emit radiation and charged particles that affect the planets that orbit them. This “space weather” is thus an important factor…
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What do we know about Titan, Saturn’s largest moon?
One of the most interesting worlds in this solar system is Titan, the largest moon of Saturn. It has a climate that in some ways…
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Deflecting Existential Risk with Space Colonization
The first living organism on Earth emerged approximately three and a half billion years ago. Since then, life has evolved into countless forms and colonized…
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How to Settle the Solar System
Space is marvelous but hostile. If humans intend to be spacefaring, we must identify and overcome major obstacles before colonizing our Solar System. Some think…
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The Martian Subsurface: A Shielded Environment for Life?
Among our solar system’s planets, Mars seems a likely spot for future human habitation. Elon Musk is developing an interplanetary vehicle that may someday…
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Terraforming: Stranger than Science Fiction
Elon Musk and NASA are quarrelling about whether it is possible to terraform Mars. The debate is an old one. Terraforming (sometimes called ecopoiesis in…
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