Tag Archives: blog1

Planets bigger than Earth beyond Pluto?

Posted on January 17, 2015 by agiantchicken

Could it be possible that planets larger than the size of Earth lie beyond Pluto? According to researchers, the behavior of far-out celestial bodies far from the sun (such as Sedna and Pluto), seems to suggest so.  Such bodies, called “extreme trans-Neptunian objects” (or ETNO’s), should generally have an orbital distance of roughly 150 AU and […] Continue reading →

Posted in Class | Tagged , , , , | Comments Off on Planets bigger than Earth beyond Pluto?

Light Travel Time and Observing Extraterrestrial Life

Posted on January 15, 2015 by robbyks

http://en.wikipedia.org/wiki/Hubble_Space_Telescope#mediaviewer/File:NASA-HS201427a-HubbleUltraDeepField2014-20140603.jpg A topic that has really intrigued me is the speed of light and the time it takes for light to travel. The above image was taken by the Hubble Space telescope of galaxies billions of light years away. Some of these galaxies even extend back in time to only a few hundred million years of […] Continue reading →

Posted in Aliens, Light, Observables | Tagged , , , | Comments Off on Light Travel Time and Observing Extraterrestrial Life

The Cosmic Calendar

Posted on January 14, 2015 by michellelei

The universe is a staggering 14 billion years old – most of us can’t comprehend that length of time, so to put things into perspective, one can fit the entire history of the universe into one calendar year. With this “cosmic calendar,” the universe’s lifetime can be more easily understood by you and me. The… Continue reading The Cosmic Calendar Continue reading →

Posted in Class, Historical | Tagged , , | Comments Off on The Cosmic Calendar

The Universe is too large for the scale

Posted on January 13, 2015 by adamlbirnbaum

Reasoning out the Vast Size of the Universe The Universe is an interesting place that is constantly changing. In addition to it changing, people’s perceptions of the Universe have constantly been changing over time. For instance, the ancient belief of many famous philosophers was that the Universe was geocentric, meaning the Earth was located at […] Continue reading →

Posted in Class, Universe | Tagged , , | Comments Off on The Universe is too large for the scale

BLOG#1 Light Speed and Time Travel

Posted on January 10, 2015 by dungeonastronomy

As described in movie Interstellar, Dr. Romilly stayed in the spaceship for 23 years but Cooper and Amelia just went to Planet Millar for about 3 hours. The scenario clearly demonstrates that time travels relatively slower on the Planet than in the spaceship since the planet is closer to the black hole. The short distance … Continue reading BLOG#1 Light Speed and Time Travel → Continue reading →

Posted in Class | Tagged , | Comments Off on BLOG#1 Light Speed and Time Travel

The size of the Universe

Posted on January 27, 2014 by asadpabani

To say the Universe is big is a bit of an understatement. The monster truck parked outside is considered big, the girl sitting next to you in class is called big by some people in bated breath, the Big Mac is supposed to be big (says so in the very name). When we’re talking about […] Continue reading →

Posted in Class, Sun, Universe | Tagged , , , , , , | Comments Off on The size of the Universe

Neil deGrasse Tyson: In Defense of the Big Bang Theory

Posted on January 27, 2014 by forestcsharp

Video Source: Youtube  One of the most confusing yet also the most interesting events on the “Cosmic Calendar” is that of the origin of our Universe. One of the most popular theories for the origin of our Universe is that … Continue reading → Continue reading →

Posted in Class, Universe | Tagged , , , , , , | Comments Off on Neil deGrasse Tyson: In Defense of the Big Bang Theory

A Slower Speed of Light

Posted on January 27, 2014 by gradytlynch

The open source MIT game “A Slower Speed of Light” is a first person game in which the player collects orbs that slow down time. As the game progresses, the user will find that the game becomes harder as the speed of light decreases, approaching the player’s own speed of movement. This brings many strange […] Continue reading →

Posted in Light | Tagged , , , | Comments Off on A Slower Speed of Light

The Hidden Universe

Posted on January 27, 2014 by dhbrett

It’s amazing to think about how much there is that we cannot yet see. Even the famous Hubble Deep Field image can only show us so much. The objects pictured are incredibly far away, but what lies beyond them is important too, since it may give us clues as to the formation of the universe. … Continue reading The Hidden Universe → Continue reading →

Posted in Class | Tagged , , | Comments Off on The Hidden Universe

Light Travel Time: An Impediment to our Knowledge of the Universe

Posted on January 27, 2014 by Leigh

Despite common misperceptions, a light year is a measure of distance, not time. It is the only feasible way to measure distances in the universe because the universe is so vast that measurements of distance used on earth would quickly … Continue reading → Continue reading →

Posted in Class, Light, Universe | Tagged , , , , | Comments Off on Light Travel Time: An Impediment to our Knowledge of the Universe