Insight A System - Inner-Most Planet (Insight A-I)

Pictures Of The Day - December 14, 2018
Pictures Of The Day - December 14, 2018
Pictures Of The Day - December 14, 2018
Pictures Of The Day - December 14, 2018

Pictures of the Day - December 14, 2018

Insight A System - Inner-Most Planet (Insight A-I)

The Inner-most planet is a baked world orbiting perilously close to its sun at a distance of just 0.04 AU. The planet has a mass of roughly 0.56 Earth Masses and a diameter 93% that of Earth. It is rocky desert world. A thick carbon dioxide and sulfur dioxide atmosphere covers the surface with an atmospheric pressure 10 times that of Earth.

Surface temperatures are extreme, reaching 1,800 F during the day.  At these temperatures some surface rocks melt into lakes of magma and the surface glows a dull red at night. The atmosphere also contains clouds composed of liquid glass droplets. Despite it’s close orbital proximity to the sun, it is not tidally locked. The planet has a moderately elliptical orbit with an eccentricity of 0.10. This results in a 3 to 2 orbit to spin resonance. In other words the planet completes three rotations for every 2 orbits, just like the planet Mercury.

BTW Everyone, it looks like Space Engine version 0.999 is probably going to be released sometime soon, probably before the end of the year. Can’t wait to start taking pics in it.

High Resolution Pictures

Insight A-I

From a Glowing Asteroid Moon

Atmospheric Glow

Sunrise

More Posts from Sharkspaceengine and Others

6 years ago

For everyone’s information:

The plan for the 17th, when the adult content ban comes in, is to protest.

To do that, we are making as much noise either side of the 17th as possible, and using the site as normal.

On the 17th, dead silence.

People are saying log off but what they really mean is don’t open the site or the app.

But, on the 17th make as much noise as possible on every other platform. Tweet about it and post on facebook and instagram and everywhere else.

What this does is causes a massive dip in ad revenue for one single day. That does not make staff think ‘oh everyone’s gone let’s shut down.’ What it actually makes them think is ‘oh shit people aren’t happy and if people don’t keep using our site we’re out of money and out of jobs.’

A boycott reminds a company that the users (consumers) have the power to make their site (business) worthless with one single coordinated decision.

If you want to join in, here’s what to do:

Do:

Close all open instances of the app and site on all your devices before the 17th

Make posts before and after the 17th on tumblr and other platforms, talking about why this ban is bad

Make posts on other sites during the 17th. Flood the official tumblr staff twitter and facebook with your anger and your opinion

Come back on the 18th and check in

Don’t:

Delete the app from your phone (this doesn’t affect their revenue and since it’s off the store at the moment it’ll be hard to get back)

Delete your account. I mean you can if you want to, but if you keep your account and don’t use it you’re saying to staff that there’s still time to save it. If you delete it’s hard work to come back.

Open the app or website (including specific blogs)

Make any posts (turn down/off your queue and make sure nothing is scheduled)

Go quiet elsewhere. Make it clear that this is just about tumblr, not a mass move away from all social media.

Remember: the execs don’t care about anything but money. Shutting down the site means there’s $0 further income from it. That’s their last possible course of action. If we make it clear we’re not happy, they’ll have to do something or we can do more and more until it becomes too expensive.

Protests take commitment. They’re a defiant action against a business that is doing something wrong. They will try to scare you into not participating, because they’re scared. We hold all the power here, sometimes the execs just need to be reminded of that.

6 years ago

Hot Jupiter

Planets in our own solar system have a wide range of properties. They are distinguished by two basic properties, their size and their orbit. The size determines if the planet can have a life-sustaining atmosphere. The orbit affects the surface temperature and whether there could be liquid water on the planet’s surface.

image

Hot Jupiters are a class of gas giant exoplanets that are inferred to be physically similar to Jupiter but that have very short orbital period (P<10 days). The close proximity to their stars and high surface-atmosphere temperatures resulted in the moniker “hot Jupiters”.

image

Hot Jupiters are the easiest extrasolar planets to detect via the radial-velocity method, because the oscillations they induce in their parent stars’ motion are relatively large and rapid compared to those of other known types of planets.

Hot Jupiter

One of the best-known hot Jupiters is 51 Pegasi b. Discovered in 1995, it was the first extrasolar planet found orbiting a Sun-like star. 51 Pegasi b has an orbital period of about 4 days.

image

There are two general schools of thought regarding the origin of hot Jupiters: formation at a distance followed by inward migration and in-situ formation at the distances at which they’re currently observed. The prevalent view is migration.

Hot Jupiter

Migration 

In the migration hypothesis, a hot Jupiter forms beyond the frost line, from rock, ice, and gases via the core accretion method of planetary formation. The planet then migrates inwards to the star where it eventually forms a stable orbit. The planet may have migrated inwar.

In situ

Instead of being gas giants that migrated inward, in an alternate hypothesis the cores of the hot Jupiters began as more common super-Earths which accreted their gas envelopes at their current locations, becoming gas giants in situ. The super-Earths providing the cores in this hypothesis could have formed either in situ or at greater distances and have undergone migration before acquiring their gas envelopes.

image

source


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6 years ago

Gas Giant Eclipse

Gas Giant Eclipse

Picture of the Day - October 13, 2018

The sky of a large moon orbiting a gas giant right before an eclipse.


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6 years ago
Picture Of The Day - December 13, 2018

Picture of the day - December 13, 2018

Two large moons cross the face of an ice giant.


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6 years ago
Moon Halo
Moon Halo
Moon Halo

Moon Halo

Credit: Mikhail Reva


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6 years ago
Pictures Of The Day - November 10, 2018
Pictures Of The Day - November 10, 2018
Pictures Of The Day - November 10, 2018
Pictures Of The Day - November 10, 2018
Pictures Of The Day - November 10, 2018
Pictures Of The Day - November 10, 2018

Pictures of the Day - November 10, 2018

Three different desert worlds orbiting a bright red dwarf with surface shots. The star is roughly 10% the brightness of the sun, about as bright as you can get for a red dwarf. A common misconception is that red dwarfs are actually red in color. This is true only for the smaller dim ones, but most have a more orange to red-orange tint to them.

Unfortunately, I already left the system long before I could log the system ID.

High Resolution Pics

Picture 1

Picture 2

Picture 3

Picture 4

Picture 5

Picture 6


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6 years ago
Pictures Of The Day - November 23, 2018
Pictures Of The Day - November 23, 2018
Pictures Of The Day - November 23, 2018
Pictures Of The Day - November 23, 2018
Pictures Of The Day - November 23, 2018
Pictures Of The Day - November 23, 2018

Pictures of the day - November 23, 2018

Blue gas-giant with a beautiful set of rings. The planet orbits 70.44 AU from a pair of binary stars, of which are 1.5 and 9.3 times brighter than our sun. This planet has a rather bland atmosphere, resembling a bluer version of Uranus, and a group of large moons orbiting it.

Space Engine System ID: RS 5581-14-5-28086-451 A


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6 years ago
Vernier System - Post 2 (Third Planet And Its Moons)
Vernier System - Post 2 (Third Planet And Its Moons)
Vernier System - Post 2 (Third Planet And Its Moons)
Vernier System - Post 2 (Third Planet And Its Moons)
Vernier System - Post 2 (Third Planet And Its Moons)

Vernier System - Post 2 (Third Planet and its moons)

Here we come across the system’s third planet, a Jupiter-Sized gas giant 1.18 Jupiter Masses orbiting the two suns at an average distance of 2.33 AU. Four massive moon’s all with atmospheres orbit’s the giant. The planet has a very faint ring system in orbit.

High Resolution Pic of the 3rd Planet

Note, the large red nebula in the background NGC 604, one of the largest know nebulas. The Vernier System is located 4,600 light years from the nebula. From here NGC 604 covers over 16 arc degrees of the sky (36 Full-moons), and shines with an average magnitude of -1.91.

The first moon is barren with a surface covered in craters and gray-colored regolith. It is 3.4 lunar masses, with a radius of 2,603.31 km. A thin sulfur dioxide atmosphere clings to the surface. The atmosphere has a very low surface pressure of 0.0001 atmosphere’s. The moon still appears to be volcanically active.

High Resolution Pic of the 1st moon

The second moon has 4 lunar masses with a radius of 2,956.36 kilometers. It’s surface is more geologically diverse with larger quantities of iron oxide. It is more Mars-like than Lunar-like. A sulfur dioxide atmosphere also covers the surface, but is thicker with a surface pressure of 0.017 atmospheres, or roughly just under 3 times thicker than the atmosphere of Mars.

High Resolution Pic of the 2nd moon

The third satellite is by far the largest, and is an Earth-sized moon with a mass of 0.56 Earth’s and a radius 93% that of Earth. It has a thick carbon dioxide-ammonia atmosphere, with a surface pressure 3.48 times that of Earth. Weather is very active on the surface, and the temperature averaging 230 K (-45 °F) supports liquid sulfur dioxide. Sulfur dioxide rain is also common on the surface. The satellite also appears to have a magnetic field.

High Resolution Pic of the 3rd moon

The fourth moon is a second largest with a mass of 0.07 times that of Earth and a radius of 3,274.23 kilometers. It also has a thin sulfur dioxide atmosphere, and sulfur dioxide ice-caps. The atmosphere is 0.017 atmosphere’s thick.

High Resolution Pic of the 4th moon

The System Tag for this system in Spaceengine is RS 1229-169-6-235375-219.


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6 years ago
Picture Of The Day 2 - December 21, 2018

Picture of the day 2 - December 21, 2018

Dwarf planet it’s moon. Part of the Insight A System.


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sharkspaceengine - Whiteshark's Space Engine & Astronomy Blog
Whiteshark's Space Engine & Astronomy Blog

My Space Engine Adventures, also any space related topic or news. www.spaceengine.org to download space engine. The game is free by the way. Please feel free to ask me anything, provide suggestions on systems to visit or post any space related topic.Check out my other blog https://bunsandsharks.tumblr.com for rabbit and shark blog. 

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