🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.64 AU - 0.76 AU

Year: 259 Days

Day: 33.7 Hours

Environment

Temp: -23 °C

Axial Tilt: 28.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.74 AU - 0.86 AU

Year: 317 Days

Day: 47.4 Hours

Environment

Temp: -34 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.5 AU - 1.94 AU

Year: 999 Days

Day: 20.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 67.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779

Radius: 14.6

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.16 AU - 5.28 AU

Year: 4542 Days

Day: 6.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,213,506 km

• M1: 181,612 km (0.107 R)
• M2: 2,147,926 km (0.114 R)
• M3: 2,823,361 km (0.071 R)
• M4: 3,310,601 km (0.082 R)
• M5: 4,531,020 km (0.036 R)
• M6: 6,003,662 km (0.082 R)
• M7: 6,496,288 km (0.097 R)
• M8: 8,513,914 km (0.038 R)
• M9: 9,258,014 km (0.071 R)
• M10: 10,786,605 km (0.066 R)
• M11: 11,658,461 km (0.06 R)
• M12: 12,527,326 km (0.061 R)
• M13: 13,752,532 km (0.104 R)
• M14: 16,204,441 km (0.031 R)
• M15: 17,471,984 km (0.085 R)
• M16: 24,197,904 km (0.108 R)
• M17: 25,691,938 km (0.056 R)
• M18: 26,749,146 km (0.051 R)
• M19: 28,089,843 km (0.105 R)
• M20: 29,299,341 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.9

Radius: 14.6

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.23 AU - 6.57 AU

Year: 6348 Days

Day: 8.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 60.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,213,506 km

• M1: 181,911 km (0.087 R)
• M2: 1,231,789 km (0.094 R)
• M3: 1,747,303 km (0.08 R)
• M4: 3,193,017 km (0.093 R)
• M5: 4,118,130 km (0.036 R)
• M6: 6,071,430 km (0.055 R)
• M7: 7,198,650 km (0.101 R)
• M8: 7,831,748 km (0.109 R)
• M9: 8,461,256 km (0.034 R)
• M10: 10,602,151 km (0.071 R)
• M11: 11,722,938 km (0.056 R)
• M12: 13,467,399 km (0.079 R)
• M13: 14,547,047 km (0.111 R)
• M14: 15,018,729 km (0.078 R)
• M15: 18,269,790 km (0.032 R)
• M16: 19,807,506 km (0.097 R)
• M17: 21,581,737 km (0.053 R)
• M18: 22,118,644 km (0.079 R)
• M19: 23,620,905 km (0.102 R)
• M20: 25,614,746 km (0.073 R)
• M21: 30,316,008 km (0.043 R)
• M22: 31,969,963 km (0.084 R)
• M23: 34,198,672 km (0.119 R)
• M24: 35,245,258 km (0.117 R)
• M25: 35,776,480 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.6

Radius: 8.6

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 5.99 AU - 6.07 AU

Year: 6559 Days

Day: 8.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 36,213,506 km

• M1: 107,112 km (0.113 R)
• M2: 622,477 km (0.117 R)
• M3: 1,015,919 km (0.101 R)
• M4: 1,526,197 km (0.113 R)
• M5: 2,242,023 km (0.06 R)
• M6: 5,547,837 km (0.092 R)
• M7: 12,748,132 km (0.084 R)
• M8: 14,078,656 km (0.114 R)
• M9: 15,336,923 km (0.044 R)
• M10: 16,668,494 km (0.116 R)
• M11: 18,378,547 km (0.055 R)
• M12: 21,732,083 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.1

Radius: 12.7

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 5.69 AU - 8.93 AU

Year: 8754 Days

Day: 7.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,213,506 km

• M1: 159,322 km (0.115 R)
• M2: 1,362,537 km (0.092 R)
• M3: 1,774,380 km (0.098 R)
• M4: 2,818,723 km (0.119 R)
• M5: 3,384,053 km (0.05 R)
• M6: 4,373,943 km (0.113 R)
• M7: 5,880,692 km (0.056 R)
• M8: 6,477,139 km (0.105 R)
• M9: 7,873,934 km (0.092 R)
• M10: 9,604,183 km (0.067 R)
• M11: 14,355,860 km (0.113 R)
• M12: 16,169,136 km (0.118 R)
• M13: 17,697,428 km (0.111 R)
• M14: 19,017,779 km (0.08 R)
• M15: 24,961,602 km (0.057 R)
• M16: 25,690,293 km (0.111 R)
• M17: 28,648,142 km (0.076 R)
• M18: 29,750,229 km (0.046 R)
• M19: 40,974,109 km (0.084 R)
• M20: 41,733,019 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.1

Radius: 13.4

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 7.51 AU - 10.95 AU

Year: 12420 Days

Day: 11.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,213,506 km

• M1: 166,951 km (0.049 R)
• M2: 705,504 km (0.111 R)
• M3: 2,137,155 km (0.115 R)
• M4: 3,329,301 km (0.042 R)
• M5: 4,385,312 km (0.101 R)
• M6: 4,826,775 km (0.079 R)
• M7: 5,367,871 km (0.094 R)
• M8: 6,532,341 km (0.083 R)
• M9: 7,325,359 km (0.105 R)
• M10: 8,513,764 km (0.119 R)
• M11: 9,721,318 km (0.068 R)
• M12: 10,366,384 km (0.066 R)
• M13: 10,925,731 km (0.116 R)
• M14: 13,629,862 km (0.092 R)
• M15: 14,645,931 km (0.101 R)
• M16: 15,566,855 km (0.077 R)
• M17: 16,301,231 km (0.084 R)
• M18: 21,650,851 km (0.09 R)
• M19: 24,181,449 km (0.092 R)
• M20: 28,937,165 km (0.078 R)
• M21: 30,273,373 km (0.064 R)
• M22: 33,915,483 km (0.04 R)
• M23: 34,652,701 km (0.118 R)
• M24: 39,167,864 km (0.079 R)
• M25: 59,013,069 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 332.6

Radius: 6.1

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 13.41 AU - 14.29 AU

Year: 22830 Days

Day: 19.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 36,213,506 km

• M1: 75,846 km (0.119 R)
• M2: 270,623 km (0.06 R)
• M3: 613,650 km (0.108 R)
• M4: 1,276,369 km (0.082 R)
• M5: 1,477,578 km (0.102 R)
• M6: 2,463,428 km (0.056 R)
• M7: 2,945,732 km (0.113 R)
• M8: 5,227,249 km (0.082 R)
• M9: 5,942,327 km (0.117 R)
• M10: 6,385,136 km (0.057 R)
• M11: 7,473,311 km (0.082 R)
• M12: 8,730,681 km (0.086 R)
• M13: 11,350,738 km (0.11 R)
• M14: 12,158,717 km (0.099 R)
• M15: 14,524,008 km (0.08 R)
• M16: 15,700,895 km (0.03 R)
• M17: 19,090,483 km (0.056 R)
• M18: 20,052,697 km (0.117 R)
• M19: 20,955,071 km (0.077 R)
• M20: 21,978,770 km (0.094 R)
• M21: 28,603,861 km (0.114 R)
• M22: 30,919,038 km (0.117 R)
• M23: 34,238,465 km (0.107 R)
• M24: 35,656,353 km (0.106 R)
• M25: 35,918,299 km (0.076 R)
• M26: 39,721,675 km (0.083 R)
• M27: 43,039,756 km (0.094 R)
• M28: 47,323,042 km (0.086 R)
• M29: 51,047,132 km (0.076 R)
• M30: 53,065,506 km (0.102 R)
• M31: 53,750,066 km (0.108 R)
• M32: 63,767,289 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 47.4

Radius: 3.8

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 13.58 AU - 15.82 AU

Year: 24964 Days

Day: 17.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,213,506 km

• M1: 49,816 km (0.102 R)
• M2: 201,060 km (0.098 R)
• M3: 382,223 km (0.087 R)
• M4: 566,228 km (0.108 R)
• M5: 791,223 km (0.063 R)
• M6: 985,252 km (0.072 R)
• M7: 1,558,361 km (0.082 R)
• M8: 1,985,164 km (0.119 R)
• M9: 2,726,720 km (0.12 R)
• M10: 3,024,271 km (0.083 R)
• M11: 4,072,054 km (0.102 R)
• M12: 6,196,643 km (0.094 R)
• M13: 8,337,389 km (0.075 R)
• M14: 10,257,028 km (0.119 R)
• M15: 10,973,453 km (0.043 R)
• M16: 12,188,337 km (0.109 R)
• M17: 18,150,859 km (0.044 R)
• M18: 22,572,823 km (0.117 R)
• M19: 25,457,518 km (0.045 R)
• M20: 26,062,492 km (0.105 R)
• M21: 29,704,452 km (0.114 R)
• M22: 33,465,193 km (0.045 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 12,944 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit