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New Activity (
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Older Activity
Today,
03:25 AM
The Backroad Astronomer
replied to a thread
The COVID-19 Discussion Thread (OTB)
in
Off-Topic Babbling
Covid cases have being going up here, the government has put part of the province in a red zone meaning that people should have contact with people...
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1145 replies | 43734 view(s)
Today,
03:18 AM
The Backroad Astronomer
replied to a thread
How did we do it before the internet...
in
Off-Topic Babbling
At that university was my first introduction to the internet. The dorm I was in only had a terminal down in a room the basement it was only a green...
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27 replies | 299 view(s)
Today,
02:58 AM
The Backroad Astronomer
replied to a thread
How did we do it before the internet...
in
Off-Topic Babbling
At a nearby university the engineers had a saying engineers rule the world or ERTW and also they had a pub that cloud only be used once a month in...
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27 replies | 299 view(s)
Today,
02:50 AM
Quoll
replied to a thread
Zenos Universe
in
Against the Mainstream
Most introductions to Newtons law of gravity include a thought experiment about firing cannons of ever increasing power till the cannon ball goes...
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87 replies | 1847 view(s)
Today,
02:11 AM
grant hutchison
replied to a thread
How did we do it before the internet...
in
Off-Topic Babbling
Wait. Are you saying that meeting a person in the real world, discovering a mutual affection, then arranging to spend time together to see what...
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27 replies | 299 view(s)
Today,
01:51 AM
Van Rijn
replied to a thread
How did we do it before the internet...
in
Off-Topic Babbling
So, as an addendum, part of my issue isn’t just space, but access and organization. Space sure is an issue with books, though, and I end up storing...
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27 replies | 299 view(s)
Today,
01:39 AM
Van Rijn
replied to a thread
How did we do it before the internet...
in
Off-Topic Babbling
Exactly. I’m not much of a music listener, but decades ago I dealt with the record organization and storage problem. Then when I bought an Apple...
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27 replies | 299 view(s)
Today,
01:21 AM
Fraser
started a thread
The Magnetic Fields Swirling Within the Whirlpool Galaxy
in
Universe Today
Messier objects are some of the most imaged objects in the universe.* In part that’s because many of them are so visibly appealing.* A good example...
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0 replies | 13 view(s)
Today,
12:53 AM
Trebuchet
replied to a thread
How did we do it before the internet...
in
Off-Topic Babbling
Even I, a confessed and confirmed Luddite, have moved beyond that. The problem was just the physical storage space.
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27 replies | 299 view(s)
Today,
12:50 AM
Fraser
started a thread
The First Cubesat With a Hall-Effect Thruster has Gone to Space
in
Universe Today
Student-led teams aren’t the only ones testing out novel electric propulsion techniques recently.* Back in November, a company called Exotrail...
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0 replies | 11 view(s)
Today,
12:46 AM
Trebuchet
replied to a thread
NASA's moon mission - ARTEMIS
in
Space Exploration
I just watched Scot Manley's video of the SLS -- um, how do I put this? -- non-success and then a NSF one from Boca Chica. The contrast could...
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214 replies | 14476 view(s)
Yesterday,
11:16 PM
Delvo
replied to a thread
How did we do it before the internet...
in
Off-Topic Babbling
As an outsider to dating and finding people to date, I notice that I've seen it go from entirely offline, to mostly offline with dating/matchmaking...
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27 replies | 299 view(s)
Yesterday,
09:39 PM
parallaxicality
replied to a thread
Leave a Random Fact II: Baby Got Fact.
in
Fun-n-Games
30 of 48 European countries have populations smaller than London. 44 of 56 US states and territories have populations smaller than New York City.
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1440 replies | 324263 view(s)
Yesterday,
09:21 PM
Fraser
started a thread
Ep. 591: What Are We Gonna Do With All That Space Junk?
in
Astronomy Cast
Astronomy Cast Ep. 591: What Are We Gonna Do With All That Space Junk? by Fraser Cain & Dr. Pamela Gay Remember the good old days when there were...
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0 replies | 22 view(s)
Yesterday,
09:08 PM
Nicolas
replied to a thread
How did we do it before the internet...
in
Off-Topic Babbling
But if you look for games on the Internet using Bing, likely the first result will be on game theory and the second on hunting. Somewhere near the...
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27 replies | 299 view(s)
Yesterday,
09:00 PM
Nicolas
replied to a thread
NASA's moon mission - ARTEMIS
in
Space Exploration
But SpaceX went from 1 Merlin to 9 and then to 27. So a small step like 3 to 4 is mathematically proven to be a lot more simple. (tongue still in...
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214 replies | 14476 view(s)
Yesterday,
09:00 PM
Chuck
replied to a thread
How did we do it before the internet...
in
Off-Topic Babbling
Back in some previous century I was looking for books about games in the card catalog at a library. When I came to the end of the games section I...
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27 replies | 299 view(s)
Yesterday,
08:41 PM
bknight
replied to a thread
Blue Origin's New Glenn launch vehicle
in
Space Exploration
So if you're in outer space then you are not in the atmosphere any longer, thus reentry. I'm not disagreeing that there is very thin atmospheric...
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62 replies | 6076 view(s)
Yesterday,
08:21 PM
Fraser
started a thread
Planets are Finally Being Discovered Orbiting Farther From Their Stars
in
Universe Today
We don't know much about exoplanets with long orbital periods, but we're starting to learn. The post Planets are Finally Being Discovered Orbiting...
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0 replies | 20 view(s)
Yesterday,
08:18 PM
Noclevername
replied to a thread
According to the Math, it’s Highly Unlikely That an Intelligent Civilization is Locat
in
Universe Today
Only if intelligent life is evenly distributed. And if the Copernican Principle applies to intelligent life. Neither is a given. We currently have...
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2 replies | 53 view(s)
Yesterday,
07:27 PM
glappkaeft
replied to a thread
Blue Origin's New Glenn launch vehicle
in
Space Exploration
All sources that I remember seeing uses reentry in this case. Often qualifying it as suborbital reentry but orbital reentry is pretty wussy compared...
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62 replies | 6076 view(s)
Yesterday,
06:52 PM
cjameshuff
replied to a thread
Blue Origin's New Glenn launch vehicle
in
Space Exploration
You can't "reenter" what you never left. The only physical meaning of the Karman line is as an upper boundary to sustained aerodynamic flight,...
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62 replies | 6076 view(s)
Yesterday,
06:35 PM
nancygraz
started a thread
From the Director's Keyboard: CosmoQuest: New Year, New Us [2021-01-18]
in
Forum Introductions and Feedback
I have spent the majority of my life on the academic calendar. For me, the year starts somewhere around Labor Day with classes. The mid-point comes...
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0 replies | 33 view(s)
Yesterday,
06:30 PM
bknight
replied to a thread
Blue Origin's New Glenn launch vehicle
in
Space Exploration
I don't believe you are using the common definition of outer space: ...
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62 replies | 6076 view(s)
Yesterday,
06:07 PM
Chuck
replied to a thread
Leave a Random Fact II: Baby Got Fact.
in
Fun-n-Games
California has a larger population than Canada.
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1440 replies | 324263 view(s)
Yesterday,
05:43 PM
Fraser
started a thread
Here’s the Extremely New Website for the Extremely Large Telescope
in
Universe Today
In the vein of “go big or go home,” the European Southern Observatory (ESO) has launched a stunning new website to showcase information about — and...
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0 replies | 16 view(s)
Yesterday,
05:37 PM
grant hutchison
replied to a thread
Visual star colors
in
Astronomy
Oh, excellent. Many thanks for posting that. George, sadly, seems not to have been around since May last year. We could have done with this while...
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1 replies | 43 view(s)
Yesterday,
04:44 PM
ngc3314
started a thread
Visual star colors
in
Astronomy
(paging George!) Since it comes up - here's some new work carefully assigning RGB components to star colors of various temperature, using proper...
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1 replies | 43 view(s)
Yesterday,
04:09 PM
Roger E. Moore
replied to a thread
How long until we have colonize Mars?
in
Space Exploration
Mars Needs Minerals: Researchers Are Trying to Turn the Red Planet Green. Thanks to NASA’s rovers and landers, scientists know about the pH and...
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1152 replies | 152762 view(s)
Yesterday,
03:42 PM
Trebuchet
replied to a thread
How did we do it before the internet...
in
Off-Topic Babbling
I occasionally wonder how I used to waste all this time without the internet. Then I remember I had a job!
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27 replies | 299 view(s)
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