Operation "Brown Dwarf"

Congrats CMDR! Are you calling the mission a success, or will you continue ?

Well, to be honest, I thought it's time to take a break. Or a little later... It seems like this has become a habit.

Well, there’s another small find below.
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By the way, when I returned to sell the data, I found another system (second for me I think) where the ammonia world is the only one planet orbiting class B star.
 
Oh yes, not so long ago I decided to devote some time to solo T-type stars. I thought that finding something there would be difficult, but it is not. Below are two water planets orbiting T2 V and T0 V stars. One of WWs is so "poor" that if FSS did not exist now, perhaps I would have missed it :LOL:
Now I am returning to the Bubble to slightly improve the characteristics of my Cobra. And after that I plan to tackle this type of stars more closely. In particular, I would like to find a couple of ammonia worlds there.
 

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As I was in the area popped in to view this well earned find-
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Much appreciated Klepto not to map all the worlds so was able to put my 'explorers seal of approval' tag on one of them :)

While in the area and only 500lyrs away went to Johnny Frost's ELW/L star find. Surprised to find the system was not fully scanned! Mapped some icy worlds but not the ELW

I implore Mr Frost to go back out there and map his ELW before someone else takes the credit...
 
one known ELW around a solo T-type star (Aucoks DC-B a13-3)

I also visited this system, because my path was very close. I see that Marx and Leif already was there. There are some planets not marked by "mapped" tag. I found in the system "Notable Stellar Phenomena" at two points, these were crystals (several different types) and mollusks.

A few day later I was forced to return to the system, because I broke my Cobra by negligence. Some images:
lbdaRRw.png


ETWVqsy.png


r9kYcnj.png
 
I found in the system "Notable Stellar Phenomena" at two points, these were crystals (several different types) and mollusks.
Hoo boy. I've been there after Chapter Four, and there were no NSPs there. So the "NSPs don't appear and you have to relog multiple times for them to do" bug is more frequent than I thought... well, that's just peachy.
 
I've been hopping from class L to class L for a while now as well, although I haven't been too active in the past 2-3 weeks. For now, I've surveyed about 1200-1300 class L dwarf systems. Like Klepto, I'm looking for ELWs obviously. I'm also recording other worlds that interest me in the context of class L dwarf systems. Here's my results so far, in no particular order:
  • Ammonia worlds: 1
  • Earth-like worlds: 0
  • High metal content worlds (terraformable): 4
  • Water worlds (non-terraformable): 7
  • Water worlds (terraformable): 1
  • Water giants: 0
  • Gas giants with ammonia-based life: 5
  • Gas giants with water-based life: 2
  • Class II gas giants: 7
  • Class III gas giants: 1
  • Class IV gas giants: 1
  • Class V gas giants: 0
  • Helium-rich gas giants: 0

Usually, when exploring, things like water worlds tend to become completely boring, because they're literally everywhere. But when sifting through class L dwarf systems, I get to experience that "hell yeah!" feeling once again, even if I just found something as mundane as a WW or one of the less common gas giants. ;)

Funny thing: 3 our of 4 of those terraformable high-metal content worlds have been found on the same day, even though I'd been doing this for weeks. Maybe it's just my imagination, but they seem to be more common in certain areas.. I'm currently plotting a clockwise circular course around the centre, roughly keeping my (pretty close) distance from SagA*. Doing economical jumps of 0.x-6.xLy range has become strangely okay for me now.

Also: Doing this is addictive!
 
Also: Doing this is addictive!

Gah. I'd set myself a goal of finding an ELW in each region, as others have already done (more of a long-term goal as I spend far less time in ED these days). But I can feel the pull. It's particularly galling now I know ELWs are possible around T-dwarfs. I feel a (huge) diversion coming on...
 
Surveyed about 70 systems today. Pretty bland, but at least one discovery was made: One more gas giant with ammonia-based life. It's orbiting the main body of the system as its sole planet. Besides itself and the main class L dwarf, there was another class T dwarf, and that's it. Found a few tiny (and one large) HMCWs in other systems, but none of them were terraformable..

Not exactly a great day, but not a complete failure either.
 
Time for a double post!

Today was another first for me. First time I managed to scoop fuel in a brown dwarf system!

I'm not sure how rare this is (I guess - as always - I won't be the first to have seen this), but here's what I found today:

elite-210-browniescoop.jpg

Yup, that's a class M red dwarf orbiting a pair of class L brown dwarfs. Lucky me, my tanks were almost empty, so I flipped that switch on my fuel scoop and flew over to that "real star" to get my juice:

elite-211-browniescoop-badcompression.jpg

"Almost" a brown dwarf system, then. The red dwarf was just marginally less massive than the main body, which is how this supposedly works. There was not much else of interest in that system other than an unusually large number of high-metal-content worlds, at least in comparison to pure brown dwarf systems.

And shortly after that, I found my second class III gas giant orbiting a brown dwarf:

elite-212-class-iii.jpg


elite-213-class-iii.jpg

And that was a somehat oblate close orbiter too!

So I guess I'm satisfied for today! :)
 
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I'm not sure how rare this is (I guess - as always - I won't be the first to have seen this), but here's what I found today:


This is exactly what I also wanted to write about. This is rare. It's hard to say, I think I saw this only 5-7 times, not more. The main star probably has class L0, and it is a little more massive. Another star has the M9 class, it is slightly lighter (therefore, it is not the main one in the system and is not visible in the filter on the galaxy map), but at the same time a little hotter. In reality, this could be caused by a slightly different chemical composition I think. The fact that you refuel your ship from it is worthy of a special badge :)
 
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Heh, thanks. :)

Actually, the main one in this case was an L2, and yes, the red dwarf was an M9. The mass of the L2 is 0.1835 M⊙︎ and it surface temperature is 1822K. The M9 weighs in at 0.1797 M⊙︎ and features a surface temperature of 2162K.
 
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I do not think so. The hot main star definitely affects the habitable area of the brown dwarf and the probability of finding an ELW there is significantly higher; this is a bit not what we are looking for.
Take a look here:
There are very interesting graphs of the probability of finding ELW for certain star classes. Actually, this led me to the idea of looking for the rarest of them.
 
I guess it just depends on what you're looking for personally. As for me, I'd even have a hard time accepting an ELW in a system like this one:

elite-214-browniescoop-2.jpg
(Edited to cover up the system name, click to enlarge)

It just wouldn't fully qualify...

And yeees, I have actually found another class M star orbiting a brown dwarf. And that was just a few jumps from the first one. After that, about ~80 additional jumps: Nothing, just like in the ~2000 before. This is awfully similar to my "three terraformable HMCWs in a single day" experience. I'm wondering if it's really all coincidence, or if it's the material composition being quite "special" in certain areas. Still, this is statistically far too insignificant to make some kind of statement about the probability of finding a class M star in such a system...

Well, one more scooping, although I was almost filled up already from the last one. ;)

elite-215-browniescoop-2.jpg
There's a class T dwarf in orbit with this star (Edited to cover up the system name, click to enlarge)

The main class L's mass is 0.1914 M☉ with a surface temperature of 1844K. Again, an L2. The class M9 red dwarf here has 0.1875 M☉ of mass and a surface temperture of 2083K. Slightly more massive than in the system before.

For now, I'll have to postpone further exploration due to a - hopefully minor - hardware failure. I hope I can continue the search for an ELW soon enough.
 
Alright, my machine is back online, so I can continue to fly. Not too much of an update I assume, but I found two more things: One non-terraformable water world, and one terraformable high metal content world. Mh, not overly interesting...
 
Today I got really lucky. Took two short detours; One to a class S carbon star I'd spotted in the sky and one to a supernova remnant nebula, that was - of course - already discovered. But for both detours, I found an interesting world just when coming back to the brown dwarf layer.

Here's the first:

elite-216-am-in-browndwarfsystem.jpg

That's a pretty large Ammonia world at over 12.000km of radius and slightly more than 2g's. It's orbiting its class L0 brown dwarf parent at slightly over 60Ls. Found that on my return from the carbon giant.

Actually, it had almost given me a heart attack at first, when looking at the spectral lines in the FSS. At first, I had thought I'd found an Earth-like right there. ;)

And then, this:

elite-217-am-in-browndwarfsystem.jpg

This one was much smaller, about the size of Earth, just less dense. At over 5000km of radius, its surface gravity stood below 0.5g's. It's orbiting its L5 parent at roughly 26Ls. Found it on my return from the supernova remnant.

This brings my Ammonia world discoveries up from 1 to 3 worlds found! And additionally to that, I've also discovered another class II gas giant.

Not a bad day!

Stats:
  • Ammonia worlds: 4
  • Earth-like worlds: 0
  • Water worlds (non-terraformable): 8
  • Water worlds (terraformable): 2
  • Water giants: 0
  • High metal content worlds (terraformable): 5
  • Gas giants with ammonia-based life: 6
  • Gas giants with water-based life: 2
  • Class II gas giants: 9
  • Class III gas giants: 2
  • Class IV gas giants: 1
  • Class V gas giants: 0
  • Oddities: 3
    • Class M red dwarf orbiting class L brown dwarf(s): 3 (2 × L2 + M9, 1 × L0 + M9)
 
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Wonderful!

In general, I really like ammonia worlds, because they are very diverse. Your statistics on the ratio of water and ammonia worlds are very similar to mine.

But I still can’t do a full report. I hope I’ll do it by the end of the year.
 
I'm really looking forward to it!

In the meantime, I have found yet another class M star, this time orbiting a class L0 brown dwarf:

elite-218-classm-in-brown-dwarf-system.jpg
A class M9 (0.1680M, 2039K) orbiting a class L0 (0.1719M, 1987K)

I'm starting to question the rarity of such constellations. I have now found three within just a few hundred jumps.

May I ask: Did you look at the system maps of all systems you surveyed? Because I used to just look at the FSS, and even in multi-stellar systems, I would just move on if it was only ice worlds or no planets at all. Doing that I might have missed some of those red dwarf stars in there.

Now I'm looking at the system map for every brown dwarf system having more than one (quasi-)star.

Or maybe I just got lucky?

Edit: Seems I got lucky again! After slightly over 2400 2200 systems surveyed, I have now found my second terraformable water world:

elite-219-terraformable-ww-in-brown-dwarf-system.jpg


elite-220-terraformable-ww-in-brown-dwarf-system.jpg

Edit 2: And just a bit later, one more class II gas giant, and on top of that, one more ammonia world (those are bad for my heart, seriously):

elite-221-another-am-in-a-brown-dwarf-system.jpg

It's unbelievable how lucky I got with those ammonia worlds in recent days... This one orbits around an L2 dwarf. The best things so far have always happened to me around L2's...
 
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In case anyone cares - this system was Skaudoae JQ-U a57-23.
sGbounh.png

I've left the moons of the 2 gas giants untagged, if anyone visits and feels like adding their name.

Skaudoae JQ-U a57-23

I don’t see this system in EDSM ... Something needs to be done?
 
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