🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.68 AU - 0.94 AU

Year: 269 Days

Day: 32.9 Hours

Environment

Temp: 147 °C

Axial Tilt: 44.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,142,260 km

• M1: 202,705 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.87 AU - 1.03 AU

Year: 342 Days

Day: 20.1 Hours

Environment

Temp: 25 °C

Axial Tilt: 10.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.95 AU - 1.27 AU

Year: 431 Days

Day: 40 Hours

Environment

Temp: -1 °C

Axial Tilt: 4.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.63 AU - 1.81 AU

Year: 832 Days

Day: 14.5 Hours

Environment

Temp: -64 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,142,260 km

• M1: 366,964 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.02 AU - 2.7 AU

Year: 1338 Days

Day: 31.5 Hours

Environment

Temp: -86 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.1

Radius: 9.7

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 7.49 AU - 8.65 AU

Year: 8458 Days

Day: 8.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,142,260 km

• M1: 120,576 km (0.073 R)
• M2: 451,337 km (0.102 R)
• M3: 1,816,866 km (0.066 R)
• M4: 2,170,216 km (0.055 R)
• M5: 2,953,212 km (0.088 R)
• M6: 3,786,621 km (0.027 R)
• M7: 4,424,507 km (0.076 R)
• M8: 5,039,803 km (0.112 R)
• M9: 5,811,877 km (0.115 R)
• M10: 6,586,944 km (0.103 R)
• M11: 8,915,285 km (0.108 R)
• M12: 9,281,052 km (0.094 R)
• M13: 10,489,204 km (0.084 R)
• M14: 12,129,096 km (0.081 R)
• M15: 13,751,335 km (0.05 R)
• M16: 15,909,883 km (0.109 R)
• M17: 16,313,049 km (0.102 R)
• M18: 19,787,610 km (0.099 R)
• M19: 20,411,133 km (0.111 R)
• M20: 20,967,338 km (0.106 R)
• M21: 21,370,804 km (0.032 R)
• M22: 29,348,409 km (0.063 R)
• M23: 31,403,585 km (0.081 R)
• M24: 32,466,328 km (0.12 R)
• M25: 34,105,173 km (0.118 R)
• M26: 37,192,873 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.1

Radius: 11.8

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 6.25 AU - 10.31 AU

Year: 8791 Days

Day: 7.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,142,260 km

• M1: 146,756 km (0.069 R)
• M2: 761,902 km (0.032 R)
• M3: 1,426,117 km (0.089 R)
• M4: 2,291,241 km (0.109 R)
• M5: 2,974,155 km (0.056 R)
• M6: 4,248,280 km (0.113 R)
• M7: 5,068,376 km (0.1 R)
• M8: 6,195,147 km (0.08 R)
• M9: 8,720,509 km (0.109 R)
• M10: 10,043,253 km (0.116 R)
• M11: 10,979,736 km (0.059 R)
• M12: 12,190,132 km (0.113 R)
• M13: 12,855,992 km (0.112 R)
• M14: 14,504,112 km (0.106 R)
• M15: 16,622,418 km (0.112 R)
• M16: 17,580,592 km (0.118 R)
• M17: 19,382,648 km (0.102 R)
• M18: 20,676,520 km (0.058 R)
• M19: 22,108,321 km (0.06 R)
• M20: 22,517,471 km (0.107 R)
• M21: 23,182,733 km (0.099 R)
• M22: 26,800,010 km (0.116 R)
• M23: 27,359,057 km (0.094 R)
• M24: 27,831,038 km (0.044 R)
• M25: 30,072,014 km (0.092 R)
• M26: 30,777,219 km (0.092 R)
• M27: 37,397,822 km (0.106 R)
• M28: 39,759,823 km (0.11 R)
• M29: 40,609,539 km (0.087 R)
• M30: 41,223,788 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.8

Radius: 11.1

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 8.35 AU - 8.39 AU

Year: 8934 Days

Day: 10.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,142,260 km

• M1: 138,528 km (0.082 R)
• M2: 519,254 km (0.044 R)
• M3: 1,391,260 km (0.092 R)
• M4: 2,250,251 km (0.111 R)
• M5: 2,611,680 km (0.117 R)
• M6: 4,007,428 km (0.1 R)
• M7: 6,539,821 km (0.09 R)
• M8: 6,973,056 km (0.101 R)
• M9: 7,532,702 km (0.097 R)
• M10: 8,428,194 km (0.109 R)
• M11: 8,781,694 km (0.089 R)
• M12: 9,351,363 km (0.092 R)
• M13: 9,859,248 km (0.102 R)
• M14: 10,519,872 km (0.117 R)
• M15: 10,976,445 km (0.081 R)
• M16: 11,831,696 km (0.119 R)
• M17: 13,728,746 km (0.091 R)
• M18: 14,552,731 km (0.079 R)
• M19: 19,175,305 km (0.069 R)
• M20: 22,150,059 km (0.081 R)
• M21: 23,747,016 km (0.088 R)
• M22: 24,375,178 km (0.09 R)
• M23: 27,597,366 km (0.098 R)
• M24: 28,643,355 km (0.092 R)
• M25: 29,534,958 km (0.116 R)
• M26: 30,078,746 km (0.072 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.3

Radius: 9.7

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 9.67 AU - 9.79 AU

Year: 11198 Days

Day: 5.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,142,260 km

• M1: 120,576 km (0.055 R)
• M2: 463,454 km (0.1 R)
• M3: 1,543,850 km (0.07 R)
• M4: 2,098,110 km (0.108 R)
• M5: 4,422,113 km (0.112 R)
• M6: 4,744,646 km (0.113 R)
• M7: 5,107,571 km (0.105 R)
• M8: 6,689,568 km (0.118 R)
• M9: 6,992,204 km (0.105 R)
• M10: 7,527,765 km (0.111 R)
• M11: 8,295,800 km (0.096 R)
• M12: 9,300,200 km (0.107 R)
• M13: 13,032,219 km (0.084 R)
• M14: 14,287,045 km (0.039 R)
• M15: 15,150,076 km (0.117 R)
• M16: 15,568,052 km (0.114 R)
• M17: 17,091,706 km (0.118 R)
• M18: 18,772,289 km (0.12 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 534.6

Radius: 7.1

Gravity: 10.61 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 13.92 AU - 15.58 AU

Year: 20901 Days

Day: 24.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,142,260 km

• M1: 90,507 km (0.073 R)
• M2: 377,884 km (0.041 R)
• M3: 1,122,134 km (0.107 R)
• M4: 4,874,796 km (0.118 R)
• M5: 6,610,580 km (0.117 R)
• M6: 9,095,102 km (0.114 R)
• M7: 12,339,730 km (0.104 R)
• M8: 14,146,872 km (0.09 R)
• M9: 18,624,935 km (0.09 R)
• M10: 43,716,687 km (0.115 R)
• M11: 44,338,415 km (0.048 R)
• M12: 52,440,786 km (0.073 R)
• M13: 55,285,987 km (0.116 R)
• M14: 61,282,169 km (0.111 R)
• M15: 65,849,991 km (0.106 R)
• M16: 70,214,209 km (0.102 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 150 - 16,190 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit