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7 Questions For 7 New Planets


NASA’s announcement last week of 7 new exoplanets is still causing great excitement. Any time you discover 7 “Earth-like” planets around a distant star, with 3 of them “potentially” in the habitable zone, it’s a big deal.

How Far is Mercury from the Sun?


Mercury is famously known for being a scorching hot world. On the side that is facing towards the Sun, conditions can get pretty molten, reaching temperatures of up to 700 K (427 °C; 800°F) in the equatorial region.

So it Begins, Red Dragon Delayed 2 Years to 2020


Artists concept for sending SpaceX Red Dragon spacecraft to land propulsively on Mars as early as 2020.

UFO Visualizations Show the Trends in Alien Spotting. Saucers Are Down, Lights Are Up


When it comes to conspiracy theories and modern preoccupations, few things are more popular than unidentified flying objects (UFOs) and alien abductions.

Finally, the Missing Link in Planetary Formation!


The theory of how planets form has been something of an enduring mystery for scientists. While astronomers have a pretty good understanding of where planetary systems comes from – i.e.

You Can’t See the Great Wall of China From Space, But You Can See Their Giant Solar Farm –


While the Great Wall of China is not readily visible from space (we debunked that popular myth here) there are several other human-built structures that actually can be seen from space.

Rise of the Super Telescopes: The Overwhelmingly Large Telescope


We humans have an insatiable hunger to understand the Universe. As Carl Sagan said, “Understanding is Ecstasy.” But to understand the Universe, we need better and better ways to observe it.

Join the Eclipse MegaMovie 2017 Chronicling the August Total Solar Eclipse


The November 2012 total solar eclipse as seen from Australia. The Eclipse Megamovie project hopes to capture a similar extended view.

Rise of the Super Telescopes: The Giant Magellan Telescope


We humans have an insatiable hunger to understand the Universe. As Carl Sagan said, “Understanding is Ecstasy.” But to understand the Universe, we need better and better ways to observe it.

Elon Musk Announces Daring SpaceX Dragon Flight Beyond Moon with 2 Private Astronauts in 2018


SpaceX CEO Elon Musk announced plans on Feb. 27, 2017 to launch a commercial crew SpaceX Dragon to beyond the Moon and back with two private astronauts in 2018 using a SpaceX Falcon Heavy launching from the Kennedy Space Center.

This is Actual Science. Crystals at the Earth’s Core Power its Magnetic Field


Whether or not a planet has a magnetic field goes a long way towards determining whether or not it is habitable.

Carnival of Space #498

This week’s Carnival of Space is hosted by Allen Versfeld at his Urban Astronomer blog. Click here to read Carnival of Space #498.

NASA Studies Whether to Add Crew to 1st SLS Megarocket Moon Launch in 2019


NASA’s Space Launch System rocket will be the most powerful rocket in the world and, with the agency’s Orion spacecraft, will launch America into a new era of exploration to destinations beyond Earth’s orbit.

SETI Has Already Tried Listening to TRAPPIST-1 for Aliens


The Trappist-1 system has been featured in the news quite a bit lately. In May of 2016, it appeared in the headlines after researchers announced the discovery of three exoplanets orbiting around the red dwarf star.

The Cepheus Constellation


Welcome back to Constellation Friday! Today, in honor of the late and great Tammy Plotner, we will be dealing with the King of Ethiopia himself, the Cepheus constellation!

Supernova Blast Wave Still Visible After 30 Years


30 years ago today, a supernova explosion was spotted in the southern hemisphere skies. The exploding star was located in the Large Magellanic Cloud — a satellite galaxy of the Milky Way – and Supernova 1987A was the brightest and nearest supernova explosion for modern astronomers to observe.

Weekly Space Hangout – February 24, 2017: 7 New Exoplanets Around Trappist-1 and More!

Host: Fraser Cain (@fcain) Guests: Paul M. Sutter (pmsutter.com / @PaulMattSutter) Morgan Rehnberg (MorganRehnberg.com / @MorganRehnberg) Kimberly Cartier ( KimberlyCartier.org / @AstroKimCartier ) Their stories this week: Discovery of 7 exoplanet system Trappist-1 Alan Stern proposes a new definition of a planet Juno to stay in longer orbit We use a tool called Trello to submit and vote on stories we would like to see covered each week, and then Fraser will be selecting the stories from there.

Wow, Mars Sure Can Be Pretty


For a supposedly dead world, Mars sure provides a lot of eye candy. The High Resolution Imaging Science Experiment (HiRise) aboard NASA’s Mars Reconnaissance Orbiter (MRO) is our candy store for stunning images of Mars.

It Might Be Possible to Refreeze the Icecaps to Slow Global Warming


One of the most worrisome aspects of Climate Change is the role played by positive feedback mechanisms.

NASA Fires a Rocket into the Northern Lights, for Science!


Not only is it aurora season in Alaska, its sounding rocket season! NASA started launching a series of five sounding rockets from the Poker Flat Research Range in Alaska to study the aurora.


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