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Morgan Rehnberg
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All together now, let's turn our clocks back an hour tonight. Daylight savings time (DST) ends tonight at 2am and we all celebrate because we get another hour of sleep. But should we be celebrating DST in general? Perhaps not.
An artist's conception of a free floating planet without a host star. Note that this is a Jupiter-sized giant planet, which are far less likely to be orphaned in interstellar space. (Image Credi
Mars is not nice. It's not a fun, easy place to insert a satellite into orbit or to land a lander.53% of missions to Mars have ended in failure, whether it be a failure to launch, a failure en route, or a failure to orbit and/or land.This Wedne
This week the number of known galaxies in the universe just increased by a factor of 10! Let's dig into this news.First off, this is the Hubble Ultra-Deep Field that astronomers previously used to estimate the number of galaxies in the universe
(Image Credit: Hersson Piratoba)According to a recent interview in the New Yorker, Simulation theory has caught on with tech billionaires in Silicon Val
(Image Credit: Public Domain)This is the Nobel prize, one of the most prestigious international awards. There are five Nobel prize categories (Peace, Ch
Tsunamis - a devastating effect of an earthquake. Although there are some tsunami warning systems and seismologists can sometimes predict when earthquakes will occur, tsunamis continue to catch us off guard (see below, the Tohaku earthquake and
They say a picture is worth 1000 words. But sometimes you need 1000 words to describe a picture. Astronomical images often beg more explanation and so today I'd like to do them justice by taking us on a journey through a famous nebula - the Vei
Earth's atmosphere from the International Space Station. (Image Credit: NASA Image of the Day)We know so little about Earth.There's an expression floati
It's easy to go about your days and nights here on Earth and ignore that giant companion that orbits us. However, this week a lot is going on for the moon, so let's give it some attention.
This week I ran away from my life as a graduate student and went backpacking in Mt. Rainier National Park. The last night was clear and we spent some time staring at Mt. Rainier with a backdrop of the Milky Way galaxy. It looked like this:
Last night I was running as an increasingly alarming thunderstorm descended upon Boulder. As I clocked one of my fastest ever runs in a desperate attempt to rush home, I couldn't stop thinking about the ~300 or so reindeer who were casualties o
ExoplanetnounA planet that orbits a star outside our own solar system. An artist's impression of Proxima Centauri b, which orbits the red dw
This is an artist's conception of two black holes doing the gravity tango. (Image Credit: NASA, Wikipedia Creative Commons)In September, there was a sto
Got a question you want to ask me? Submit it using the button below and it could feature in the next edition of the mailbag!Submit a Question!Submit a question!
What does a trillion look like? It looks like the number of stars in our nearest neighbor, the Andromeda galaxy. Check this out, it's a video compilation released by the Hubble folks that I keep watching again and again. They took a series of v
Missed the latest episode of the Weekly Space Hangout? Catch it here! This week, I join Fraser Cain and the crew to talk about the SpaceX landing attempt, an alarm aboard the ISS, and much m
Hello, 2015! The Weekly Space Hangout kicked off the year with a fantastic episode featuring The Martian author Andy Weir! In addition to hearing all about the (fantastic!) book's developmen
I've been spending a lot of time in the dark lately, but at least I live at 40 degrees north, not 70 degrees north in Tromso, Norway. This is a picture of a typical afternoon during the winter-
Did you miss the latest episode of the Weekly Space Hangout? Then you missed the coolest image you'll see this year, updates on the VSS Enterprise, the Antares rocket, and more!
On this episode of the Weekly Space Hangout, I join Fraser and the crew to talk about the unfolding SpaceShipTwo tragedy and the loss of Orbital's Antares rocket. Also, a couple of happier
The Monthly News Roundup is a podcast that reviews this month's news in astronomy and space science. It's aimed at the general public, so give it a listen and see what's new!Subscribe to
I used to get really excited about upcoming sci-fi movie previews (because I'm a nerd) until I watched the preview for Apollo 18.But first some background to this tragedy of a film:
On this episode of the Weekly Space Hangout, I join Fraser Cain to chat about the upcoming observations of Comet Siding Spring, a new target for New Horizons, and much more. Check it out!
On this episode of the Weekly Space Hangout, I join Fraser Cain and the crew to talk about the origin of water on the Moon, the groundbreaking of the Thirty Meter Telescope, and much more.
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