🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.75 AU - 0.79 AU

Year: 252 Days

Day: 32.2 Hours

Environment

Temp: 157 °C

Axial Tilt: 49.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.69 AU - 0.93 AU

Year: 272 Days

Day: 42.8 Hours

Environment

Temp: 110 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.4 AU - 3.46 AU

Year: 1870 Days

Day: 45.1 Hours

Environment

Temp: -104 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.96 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 16.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.8

Radius: 7.2

Gravity: 16.62 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 13.12 AU - 20.86 AU

Year: 26106 Days

Day: 19.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 73,178,343 km

• M1: 93,349 km (0.113 R)
• M2: 325,375 km (0.108 R)
• M3: 730,486 km (0.071 R)
• M4: 1,133,204 km (0.075 R)
• M5: 1,872,666 km (0.104 R)
• M6: 2,311,138 km (0.052 R)
• M7: 2,657,457 km (0.032 R)
• M8: 3,516,747 km (0.11 R)
• M9: 3,774,504 km (0.056 R)
• M10: 4,437,821 km (0.038 R)
• M11: 6,222,523 km (0.09 R)
• M12: 6,504,964 km (0.081 R)
• M13: 7,095,277 km (0.051 R)
• M14: 7,937,214 km (0.084 R)
• M15: 8,961,960 km (0.117 R)
• M16: 10,266,004 km (0.114 R)
• M17: 10,727,514 km (0.087 R)
• M18: 11,691,971 km (0.102 R)
• M19: 13,555,961 km (0.057 R)
• M20: 15,099,063 km (0.077 R)
• M21: 15,869,342 km (0.11 R)
• M22: 19,712,811 km (0.117 R)
• M23: 23,224,621 km (0.08 R)
• M24: 36,522,226 km (0.111 R)
• M25: 40,619,263 km (0.028 R)
• M26: 48,968,769 km (0.107 R)
• M27: 52,373,467 km (0.096 R)
• M28: 58,392,836 km (0.096 R)
• M29: 61,784,220 km (0.088 R)
• M30: 69,189,165 km (0.1 R)
• M31: 73,467,066 km (0.076 R)
• M32: 75,423,656 km (0.119 R)
• M33: 76,166,260 km (0.066 R)
• M34: 83,862,472 km (0.108 R)
• M35: 84,127,559 km (0.07 R)
• M36: 85,730,052 km (0.105 R)
• M37: 91,779,490 km (0.057 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 193.9

Radius: 3.3

Gravity: 17.81 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 16.18 AU - 19.06 AU

Year: 27572 Days

Day: 18.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,178,343 km

• M1: 40,990 km (0.115 R)
• M2: 210,783 km (0.119 R)
• M3: 613,800 km (0.115 R)
• M4: 853,905 km (0.073 R)
• M5: 1,018,911 km (0.079 R)
• M6: 1,285,495 km (0.063 R)
• M7: 1,694,196 km (0.111 R)
• M8: 2,407,927 km (0.066 R)
• M9: 3,542,777 km (0.107 R)
• M10: 3,852,295 km (0.055 R)
• M11: 4,855,648 km (0.031 R)
• M12: 7,771,310 km (0.115 R)
• M13: 8,148,297 km (0.058 R)
• M14: 9,671,054 km (0.079 R)
• M15: 12,169,637 km (0.098 R)
• M16: 14,009,093 km (0.062 R)
• M17: 16,101,069 km (0.116 R)
• M18: 17,419,326 km (0.082 R)
• M19: 18,474,739 km (0.114 R)
• M20: 24,999,450 km (0.115 R)
• M21: 29,842,082 km (0.086 R)
• M22: 35,915,158 km (0.096 R)
• M23: 36,433,813 km (0.107 R)
• M24: 39,927,372 km (0.045 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271.7

Radius: 8

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 18.23 AU - 19.01 AU

Year: 29952 Days

Day: 16.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 73,178,343 km

• M1: 99,483 km (0.11 R)
• M2: 356,193 km (0.115 R)
• M3: 785,987 km (0.077 R)
• M4: 1,428,959 km (0.093 R)
• M5: 2,132,368 km (0.098 R)
• M6: 2,946,480 km (0.105 R)
• M7: 4,535,209 km (0.105 R)
• M8: 4,990,136 km (0.093 R)
• M9: 5,398,538 km (0.11 R)
• M10: 7,352,735 km (0.046 R)
• M11: 8,181,358 km (0.036 R)
• M12: 8,802,788 km (0.096 R)
• M13: 10,198,087 km (0.119 R)
• M14: 10,795,581 km (0.078 R)
• M15: 13,071,264 km (0.109 R)
• M16: 16,042,876 km (0.083 R)
• M17: 18,112,861 km (0.107 R)
• M18: 19,167,078 km (0.046 R)
• M19: 19,984,032 km (0.073 R)
• M20: 25,815,656 km (0.11 R)
• M21: 27,149,321 km (0.1 R)
• M22: 29,473,324 km (0.099 R)
• M23: 33,853,849 km (0.086 R)
• M24: 34,513,126 km (0.026 R)
• M25: 37,938,319 km (0.051 R)
• M26: 47,891,066 km (0.032 R)
• M27: 51,271,229 km (0.108 R)
• M28: 52,843,054 km (0.118 R)
• M29: 54,988,288 km (0.111 R)
• M30: 55,899,040 km (0.06 R)
• M31: 57,937,909 km (0.095 R)
• M32: 60,025,996 km (0.073 R)
• M33: 65,363,050 km (0.114 R)
• M34: 72,959,330 km (0.111 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 16,872 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit