🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.18 AU - 1.6 AU

Year: 715 Days

Day: 40.5 Hours

Environment

Temp: -81 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,882,496 km

• M1: 42,037 km (0.066 R)
• M2: 1,281,007 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.26 AU - 1.66 AU

Year: 770 Days

Day: 33.7 Hours

Environment

Temp: -91 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,882,496 km

• M1: 40,242 km (0.11 R)
• M2: 251,624 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.44 AU - 2.1 AU

Year: 1028 Days

Day: 47.7 Hours

Environment

Temp: -103 °C

Axial Tilt: 46 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.68 AU - 2.64 AU

Year: 1386 Days

Day: 43 Hours

Environment

Temp: -132 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,882,496 km

• M1: 171,290 km (0.079 R)

Asteroid Belt

Center: 2.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.3

Radius: 9.6

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.67 AU - 3.59 AU

Year: 2417 Days

Day: 10 Hours

Environment

Temp: -156 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,882,496 km

• M1: 119,379 km (0.049 R)
• M2: 465,848 km (0.063 R)
• M3: 871,557 km (0.1 R)
• M4: 1,351,018 km (0.051 R)
• M5: 1,964,669 km (0.069 R)
• M6: 2,276,431 km (0.089 R)
• M7: 2,578,170 km (0.11 R)
• M8: 3,147,240 km (0.071 R)
• M9: 3,988,279 km (0.094 R)
• M10: 5,461,220 km (0.116 R)
• M11: 6,507,956 km (0.074 R)
• M12: 8,596,492 km (0.12 R)
• M13: 10,524,360 km (0.071 R)
• M14: 11,135,617 km (0.117 R)
• M15: 11,569,301 km (0.046 R)
• M16: 11,973,365 km (0.12 R)
• M17: 13,330,068 km (0.1 R)
• M18: 13,774,374 km (0.059 R)
• M19: 14,692,605 km (0.098 R)
• M20: 15,310,893 km (0.09 R)
• M21: 16,195,765 km (0.056 R)
• M22: 16,548,816 km (0.094 R)
• M23: 17,322,835 km (0.095 R)
• M24: 17,639,085 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98

Radius: 12.8

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.55 AU - 5.37 AU

Year: 4822 Days

Day: 10.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,882,496 km

• M1: 159,621 km (0.09 R)
• M2: 758,910 km (0.058 R)
• M3: 1,586,934 km (0.106 R)
• M4: 2,066,395 km (0.104 R)
• M5: 4,047,370 km (0.074 R)
• M6: 4,505,888 km (0.119 R)
• M7: 5,689,506 km (0.05 R)
• M8: 6,094,617 km (0.079 R)
• M9: 6,595,920 km (0.07 R)
• M10: 7,371,734 km (0.078 R)
• M11: 8,633,293 km (0.084 R)
• M12: 9,073,709 km (0.117 R)
• M13: 11,808,957 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.5

Radius: 13

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 8.15 AU - 9.05 AU

Year: 11010 Days

Day: 5.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,882,496 km

• M1: 178,321 km (0.107 R)
• M2: 960,718 km (0.104 R)
• M3: 1,880,445 km (0.102 R)
• M4: 2,309,791 km (0.083 R)
• M5: 4,859,238 km (0.086 R)
• M6: 5,475,432 km (0.051 R)
• M7: 6,070,532 km (0.1 R)
• M8: 6,708,417 km (0.073 R)
• M9: 7,557,834 km (0.103 R)
• M10: 13,658,585 km (0.098 R)
• M11: 15,428,328 km (0.115 R)
• M12: 15,841,517 km (0.112 R)
• M13: 18,095,658 km (0.094 R)
• M14: 19,259,828 km (0.101 R)
• M15: 31,195,345 km (0.09 R)
• M16: 34,014,816 km (0.111 R)
• M17: 39,255,080 km (0.091 R)
• M18: 39,897,303 km (0.093 R)
• M19: 42,806,982 km (0.091 R)
• M20: 47,432,398 km (0.041 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.9

Radius: 10.1

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 7.95 AU - 10.91 AU

Year: 12642 Days

Day: 7.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,882,496 km

• M1: 125,662 km (0.11 R)
• M2: 922,121 km (0.063 R)
• M3: 1,359,545 km (0.064 R)
• M4: 2,376,512 km (0.104 R)
• M5: 3,101,613 km (0.045 R)
• M6: 4,486,291 km (0.039 R)
• M7: 5,111,161 km (0.095 R)
• M8: 5,559,206 km (0.113 R)
• M9: 7,140,905 km (0.11 R)
• M10: 8,866,666 km (0.067 R)
• M11: 11,650,832 km (0.085 R)
• M12: 18,206,061 km (0.108 R)
• M13: 20,898,673 km (0.071 R)
• M14: 21,222,403 km (0.114 R)
• M15: 21,963,062 km (0.112 R)
• M16: 23,495,991 km (0.101 R)
• M17: 26,020,306 km (0.089 R)
• M18: 29,626,512 km (0.11 R)
• M19: 30,241,060 km (0.095 R)
• M20: 31,389,822 km (0.088 R)
• M21: 32,567,456 km (0.059 R)
• M22: 33,112,441 km (0.106 R)
• M23: 35,813,132 km (0.049 R)
• M24: 36,277,035 km (0.101 R)
• M25: 38,657,287 km (0.084 R)
• M26: 42,549,524 km (0.078 R)
• M27: 43,331,921 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361.9

Radius: 8

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 10.56 AU - 13.12 AU

Year: 17786 Days

Day: 24.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 56,882,496 km

• M1: 101,128 km (0.088 R)
• M2: 610,509 km (0.081 R)
• M3: 1,074,711 km (0.099 R)
• M4: 1,513,182 km (0.049 R)
• M5: 2,906,387 km (0.098 R)
• M6: 4,157,923 km (0.084 R)
• M7: 5,273,774 km (0.11 R)
• M8: 5,590,622 km (0.079 R)
• M9: 6,146,677 km (0.115 R)
• M10: 7,946,190 km (0.114 R)
• M11: 8,222,647 km (0.055 R)
• M12: 8,649,300 km (0.079 R)
• M13: 9,754,380 km (0.091 R)
• M14: 11,351,337 km (0.079 R)
• M15: 12,861,827 km (0.093 R)
• M16: 16,350,299 km (0.096 R)
• M17: 17,254,319 km (0.096 R)
• M18: 19,409,576 km (0.119 R)
• M19: 21,205,498 km (0.113 R)
• M20: 21,559,596 km (0.084 R)
• M21: 22,371,165 km (0.079 R)
• M22: 23,202,779 km (0.096 R)
• M23: 23,484,472 km (0.104 R)
• M24: 25,124,364 km (0.109 R)
• M25: 26,123,977 km (0.084 R)
• M26: 27,567,447 km (0.107 R)
• M27: 28,202,191 km (0.11 R)
• M28: 32,450,022 km (0.099 R)
• M29: 33,875,391 km (0.08 R)
• M30: 41,909,694 km (0.047 R)
• M31: 44,171,763 km (0.035 R)
• M32: 46,068,664 km (0.098 R)
• M33: 49,401,406 km (0.093 R)
• M34: 50,337,440 km (0.074 R)
• M35: 50,652,044 km (0.104 R)
• M36: 56,035,024 km (0.048 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 10,653 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit