🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.81 AU - 2.93 AU

Year: 1320 Days

Day: 22.2 Hours

Environment

Temp: -73 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.24 AU - 3.36 AU

Year: 2168 Days

Day: 28.3 Hours

Environment

Temp: -104 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,204,109 km

• M1: 2,450,264 km (0.077 R)

Asteroid Belt

Center: 4.2 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.1

Radius: 9.5

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.18 AU - 6.02 AU

Year: 4165 Days

Day: 6.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 103,204,109 km

• M1: 118,182 km (0.061 R)
• M2: 431,291 km (0.094 R)
• M3: 731,384 km (0.086 R)
• M4: 1,564,195 km (0.037 R)
• M5: 2,461,483 km (0.117 R)
• M6: 2,758,136 km (0.105 R)
• M7: 6,165,078 km (0.1 R)
• M8: 6,844,402 km (0.118 R)
• M9: 7,402,851 km (0.103 R)
• M10: 9,183,514 km (0.111 R)
• M11: 10,533,036 km (0.114 R)
• M12: 14,293,478 km (0.081 R)
• M13: 16,910,394 km (0.119 R)
• M14: 20,226,530 km (0.112 R)
• M15: 24,932,280 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.4

Radius: 13.1

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.51 AU - 5.97 AU

Year: 4973 Days

Day: 14.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 103,204,109 km

• M1: 165,006 km (0.108 R)
• M2: 591,061 km (0.092 R)
• M3: 1,535,772 km (0.08 R)
• M4: 2,734,948 km (0.066 R)
• M5: 3,272,154 km (0.091 R)
• M6: 4,210,582 km (0.11 R)
• M7: 4,690,641 km (0.06 R)
• M8: 5,207,502 km (0.094 R)
• M9: 5,671,854 km (0.118 R)
• M10: 6,718,141 km (0.099 R)
• M11: 8,308,367 km (0.117 R)
• M12: 10,004,507 km (0.118 R)
• M13: 11,051,543 km (0.1 R)
• M14: 14,294,376 km (0.08 R)
• M15: 15,151,123 km (0.046 R)
• M16: 16,654,881 km (0.111 R)
• M17: 23,205,472 km (0.102 R)
• M18: 24,149,135 km (0.077 R)
• M19: 24,792,257 km (0.105 R)
• M20: 30,542,500 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.1

Radius: 10.5

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.43 AU - 8.75 AU

Year: 6827 Days

Day: 11.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 103,204,109 km

• M1: 130,599 km (0.095 R)
• M2: 539,749 km (0.114 R)
• M3: 902,524 km (0.102 R)
• M4: 1,630,916 km (0.065 R)
• M5: 2,644,591 km (0.053 R)
• M6: 3,727,680 km (0.112 R)
• M7: 4,360,030 km (0.101 R)
• M8: 4,869,560 km (0.05 R)
• M9: 8,995,320 km (0.08 R)
• M10: 9,720,870 km (0.034 R)
• M11: 12,410,041 km (0.07 R)
• M12: 12,977,316 km (0.052 R)
• M13: 14,382,938 km (0.097 R)
• M14: 15,559,974 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.3

Radius: 10.1

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 10.63 AU - 14.07 AU

Year: 15696 Days

Day: 6.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 103,204,109 km

• M1: 125,812 km (0.101 R)
• M2: 620,083 km (0.116 R)
• M3: 1,264,700 km (0.103 R)
• M4: 1,906,924 km (0.104 R)
• M5: 3,323,616 km (0.114 R)
• M6: 4,193,827 km (0.077 R)
• M7: 9,584,287 km (0.038 R)
• M8: 10,891,323 km (0.079 R)
• M9: 12,372,941 km (0.099 R)
• M10: 13,162,219 km (0.11 R)
• M11: 15,592,736 km (0.115 R)
• M12: 17,395,091 km (0.103 R)
• M13: 20,063,618 km (0.098 R)
• M14: 20,813,253 km (0.092 R)
• M15: 26,197,878 km (0.118 R)
• M16: 29,262,391 km (0.094 R)
• M17: 36,459,993 km (0.052 R)
• M18: 43,361,840 km (0.114 R)
• M19: 45,178,557 km (0.083 R)
• M20: 45,747,777 km (0.104 R)
• M21: 49,714,813 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 855.8

Radius: 4.5

Gravity: 42.26 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 18.19 AU - 18.37 AU

Year: 28265 Days

Day: 18.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 103,204,109 km

• M1: 55,950 km (0.048 R)
• M2: 247,884 km (0.1 R)
• M3: 637,736 km (0.046 R)
• M4: 906,114 km (0.114 R)
• M5: 1,446,462 km (0.118 R)
• M6: 2,019,272 km (0.067 R)
• M7: 3,372,983 km (0.052 R)
• M8: 4,145,955 km (0.102 R)
• M9: 6,081,004 km (0.097 R)
• M10: 7,807,662 km (0.077 R)
• M11: 10,293,680 km (0.104 R)
• M12: 14,643,238 km (0.083 R)
• M13: 16,388,447 km (0.115 R)
• M14: 18,267,695 km (0.118 R)
• M15: 19,563,213 km (0.099 R)
• M16: 21,783,544 km (0.076 R)
• M17: 22,897,600 km (0.073 R)
• M18: 24,639,069 km (0.055 R)
• M19: 25,970,789 km (0.106 R)
• M20: 29,981,059 km (0.058 R)
• M21: 38,235,869 km (0.08 R)
• M22: 40,017,730 km (0.119 R)
• M23: 40,513,048 km (0.118 R)
• M24: 44,095,917 km (0.089 R)
• M25: 45,157,015 km (0.065 R)
• M26: 49,005,121 km (0.066 R)
• M27: 50,143,411 km (0.052 R)
• M28: 51,299,204 km (0.053 R)
• M29: 54,064,970 km (0.067 R)
• M30: 59,034,761 km (0.116 R)
• M31: 63,178,472 km (0.073 R)
• M32: 66,583,619 km (0.061 R)
• M33: 67,512,023 km (0.072 R)
• M34: 68,920,487 km (0.113 R)
• M35: 74,501,535 km (0.068 R)
• M36: 77,019,267 km (0.105 R)
• M37: 78,556,684 km (0.045 R)
• M38: 83,829,411 km (0.095 R)
• M39: 94,779,975 km (0.115 R)
• M40: 95,365,950 km (0.12 R)
• M41: 102,894,911 km (0.092 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 19,604 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit