Exoplanet Extravaganza

Exoplanet news has been all the buzz since the announcement of seven Earth-sized planets orbiting a red dwarf star 39 light-years away from Earth – that’s 229 trillion miles or 369 trillion kilometers. Three of those worlds orbit within that star’s habitable zone, increasing their likelihood of supporting life. Two hours after the announcement, I discussed with students in the Endeavour Space Academy, what exoplanets are, exoplanet detection methods, and the thousands of exoplanets found to date. The questions I got mirror those I’ve seen asked online: Can we go there? Well, there are a lots of gotchas to that question. At our current level of technology, and using the fastest object humans have crated as a baseline, it would take well over 100,000 years to reach this star system; Remember: “Space is big. Really big!” Speaking of “we,” what will modern-day humans have evolved into after 100,000 years? Could life exist there? It’s certainly possible. With the discovery of … Continue reading →

Sorgente: Exoplanet Extravaganza

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