🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.55 AU - 0.73 AU

Year: 192 Days

Day: 42.3 Hours

Environment

Temp: 146 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,139,231 km

• M1: 18,849 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.78 AU - 0.84 AU

Year: 273 Days

Day: 39.4 Hours

Environment

Temp: 154 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 72,139,231 km

• M1: 139,126 km (0.084 R)
• M2: 263,143 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.79 AU - 1.89 AU

Year: 935 Days

Day: 28.9 Hours

Environment

Temp: -64 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.61 AU - 3.21 AU

Year: 1860 Days

Day: 18.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,139,231 km

• M1: 43,533 km (0.108 R)

Asteroid Belt

Center: 5.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.5

Radius: 10.2

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.7 AU - 9.66 AU

Year: 9583 Days

Day: 11.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,139,231 km

• M1: 134,488 km (0.068 R)
• M2: 736,022 km (0.12 R)
• M3: 1,957,189 km (0.118 R)
• M4: 2,445,925 km (0.116 R)
• M5: 3,082,913 km (0.095 R)
• M6: 5,129,861 km (0.056 R)
• M7: 6,100,152 km (0.084 R)
• M8: 7,395,670 km (0.075 R)
• M9: 10,103,541 km (0.119 R)
• M10: 10,953,706 km (0.116 R)
• M11: 12,199,706 km (0.077 R)
• M12: 13,040,297 km (0.1 R)
• M13: 13,983,212 km (0.058 R)
• M14: 14,307,540 km (0.119 R)
• M15: 17,159,025 km (0.076 R)
• M16: 17,606,024 km (0.095 R)
• M17: 19,713,858 km (0.076 R)
• M18: 23,867,443 km (0.105 R)
• M19: 26,839,803 km (0.114 R)
• M20: 29,516,109 km (0.094 R)
• M21: 30,374,052 km (0.082 R)
• M22: 31,803,759 km (0.055 R)
• M23: 34,915,395 km (0.04 R)
• M24: 35,513,188 km (0.062 R)
• M25: 37,721,701 km (0.105 R)
• M26: 40,412,070 km (0.07 R)
• M27: 43,227,950 km (0.104 R)
• M28: 44,753,849 km (0.079 R)
• M29: 48,948,722 km (0.106 R)
• M30: 49,547,114 km (0.082 R)
• M31: 50,758,558 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 296.6

Radius: 7.7

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 12.58 AU - 13.96 AU

Year: 18115 Days

Day: 22.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 72,139,231 km

• M1: 95,743 km (0.118 R)
• M2: 519,703 km (0.049 R)
• M3: 896,540 km (0.084 R)
• M4: 1,533,677 km (0.1 R)
• M5: 2,028,846 km (0.083 R)
• M6: 3,286,665 km (0.103 R)
• M7: 5,229,792 km (0.108 R)
• M8: 5,609,471 km (0.05 R)
• M9: 6,044,652 km (0.082 R)
• M10: 6,541,167 km (0.106 R)
• M11: 7,147,637 km (0.091 R)
• M12: 8,240,748 km (0.104 R)
• M13: 8,755,515 km (0.09 R)
• M14: 8,996,517 km (0.094 R)
• M15: 9,849,225 km (0.053 R)
• M16: 10,699,988 km (0.118 R)
• M17: 11,426,585 km (0.119 R)
• M18: 11,948,532 km (0.062 R)
• M19: 12,730,480 km (0.095 R)
• M20: 16,492,417 km (0.101 R)
• M21: 17,920,778 km (0.112 R)
• M22: 18,704,671 km (0.073 R)
• M23: 24,941,406 km (0.119 R)
• M24: 25,329,014 km (0.059 R)
• M25: 27,328,240 km (0.107 R)
• M26: 27,947,874 km (0.047 R)
• M27: 31,412,112 km (0.047 R)
• M28: 32,206,327 km (0.119 R)
• M29: 33,130,244 km (0.12 R)
• M30: 47,835,565 km (0.111 R)
• M31: 53,084,056 km (0.113 R)
• M32: 53,725,682 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 609.9

Radius: 7

Gravity: 12.45 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 12.74 AU - 15.2 AU

Year: 19567 Days

Day: 22.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,139,231 km

• M1: 101,128 km (0.102 R)
• M2: 460,163 km (0.09 R)
• M3: 1,955,693 km (0.055 R)
• M4: 3,619,670 km (0.069 R)
• M5: 4,103,470 km (0.096 R)
• M6: 4,909,054 km (0.066 R)
• M7: 6,224,767 km (0.097 R)
• M8: 7,284,818 km (0.082 R)
• M9: 9,588,775 km (0.1 R)
• M10: 9,871,515 km (0.11 R)
• M11: 11,307,056 km (0.066 R)
• M12: 18,103,437 km (0.067 R)
• M13: 25,549,820 km (0.071 R)
• M14: 29,760,402 km (0.037 R)
• M15: 31,966,522 km (0.078 R)
• M16: 34,941,275 km (0.115 R)
• M17: 41,884,113 km (0.101 R)
• M18: 44,492,501 km (0.102 R)
• M19: 44,963,734 km (0.056 R)
• M20: 49,188,528 km (0.091 R)
• M21: 49,861,270 km (0.1 R)
• M22: 54,204,694 km (0.096 R)
• M23: 56,376,406 km (0.057 R)
• M24: 64,233,436 km (0.072 R)
• M25: 64,835,418 km (0.102 R)
• M26: 66,254,803 km (0.102 R)
• M27: 70,850,000 km (0.036 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: 209 - 12,564 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit