Author Archives: Chloe

Plate Tectonics on Mars?

Active tectonic activity, as opposed to past and currently extinct activity, was thought to be limited to Earth among the terrestrial worlds. Tectonic plates on Earth cause activity such as earthquakes and volcanoes as well as mountain-building as they move atop the asthenosphere and recycle geological materials. However, UCLA scientist An Yin discovered evidence of plate […] Continue reading Continue reading

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Stonehenge

Stonehenge. Photographer: Howard Ignatius.  Stonehenge of southern England is one of the most famous Neolithic structures and burial grounds in the world. Construction on Stonehenge started in 5,000 BCE and continued for 1,500 years.  Its eerily arranged stones, transported from up to two hundred miles away from the site, are an iconic draw for the […] Continue reading Continue reading

Posted in Aliens, archaeoastronomy, astro2110, blog4, Class, Dwarf Planets, Exoplanets, Galaxies, General, Historical, Instruments, Jovians, Light, Moons, Observables, Outreach, physics, Planet Rings, public policy, science, Small SS Objects, SolarSystem, solstice, Space travel, Stars, stonehenge, Sun, Terrestrials, Universe | Comments Off on Stonehenge

The Gran Telescopio CANARIAS

When it comes to reflecting telescopes, bigger can mean better. The Gran Telescopio CANARIAS (GTC), located on the island of La Palma in the Canaries, Spain, is currently the largest single-aperture optical telescope in the world. Its primary mirror surface is made up of thirty-six hexagon segments; together these segments function as one primary mirror […] Continue reading Continue reading

Posted in Aliens, astro2110, blog3, Class, Dwarf Planets, Exoplanets, Galaxies, General, Historical, Instruments, Jovians, Light, Moons, Observables, Outreach, physics, Planet Rings, public policy, science, Small SS Objects, SolarSystem, Space travel, Stars, Sun, telescopes, Terrestrials, Universe | Comments Off on The Gran Telescopio CANARIAS

The Gran Telescopio CANARIAS

When it comes to reflecting telescopes, bigger can mean better. The Gran Telescopio CANARIAS (GTC), located on the island of La Palma in the Canaries, Spain, is currently the largest single-aperture optical telescope in the world. Its primary mirror surface is made up of thirty-six hexagon segments; together these segments function as one primary mirror […] Continue reading Continue reading

Posted in Aliens, astro2110, blog3, Class, Dwarf Planets, Exoplanets, Galaxies, General, Historical, Instruments, Jovians, Light, Moons, Observables, Outreach, physics, Planet Rings, public policy, science, Small SS Objects, SolarSystem, Space travel, Stars, Sun, telescopes, Terrestrials, Universe | Comments Off on The Gran Telescopio CANARIAS

Historical Astronomers in Context: Tycho Brahe and the Age of Exploration

Tycho Brahe (1546 – 1601). Image source. Tycho Brahe was born 14 December 1546 in Knudstrup, Denmark. He was one of the most accurate astronomical observers before the telescope was invented, making extremely accurate naked eye observations. Though the consensus of the day was that the heavens were unchanging and any phenomenon that showed change occurred […] Continue reading Continue reading

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Name That Constellation

The Night Sky, showing the Milky Way, at La Silla Observatory in Chile. Source: Wikimedia Commons.   The constellations visible from the Western Hemisphere differ from those visible from the Southern Hemisphere. In English, we typically use names derived from Greek and Roman mythology for the constellations, referring to constellations such as Orion and Pleiades […] Continue reading Continue reading

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One of Last Week’s Mass Extinctions

When people talk about the Cosmic Calendar – the entire history of the universe, from the Big Bang up until this very moment, plotted onto a Gregorian calendar – we often focus on the infinitesimal space that human history has taken up. According to the Cosmic Calendar in our textbook, modern humans as a species […] Continue reading Continue reading

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Welcome to my Solar System Blog!

Welcome to my blog for ASTR 2110: The Solar System. My name is Chloe and I’m a junior at Vanderbilt University. I’m currently majoring in English with a focus in creative writing.   photo by me  This photograph is not particularly related to astronomy or the solar system in any way (besides being located in […] Continue reading Continue reading

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