🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.42 AU - 0.6 AU

Year: 235 Days

Day: 15.3 Hours

Environment

Temp: -112 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,343,828 km

• M1: 35,155 km (0.112 R)
• M2: 339,288 km (0.088 R)

Asteroid Belt

Center: 1.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.1

Radius: 9

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.31 AU - 1.71 AU

Year: 1198 Days

Day: 14.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,343,828 km

• M1: 112,049 km (0.03 R)
• M2: 471,233 km (0.09 R)
• M3: 788,979 km (0.09 R)
• M4: 1,227,750 km (0.082 R)
• M5: 1,546,543 km (0.076 R)
• M6: 2,193,853 km (0.091 R)
• M7: 2,680,644 km (0.088 R)
• M8: 3,476,355 km (0.113 R)
• M9: 3,827,013 km (0.088 R)
• M10: 4,155,081 km (0.114 R)
• M11: 5,491,439 km (0.114 R)
• M12: 6,207,414 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.2

Radius: 14.6

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.57 AU - 1.63 AU

Year: 1307 Days

Day: 9.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,343,828 km

• M1: 181,612 km (0.071 R)
• M2: 700,567 km (0.075 R)
• M3: 1,227,451 km (0.116 R)
• M4: 1,729,501 km (0.049 R)
• M5: 2,296,627 km (0.107 R)
• M6: 3,025,916 km (0.099 R)
• M7: 3,845,563 km (0.042 R)
• M8: 4,532,815 km (0.098 R)
• M9: 5,041,897 km (0.118 R)
• M10: 7,099,017 km (0.104 R)
• M11: 7,813,198 km (0.084 R)
• M12: 8,367,159 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.1

Radius: 9.2

Gravity: 10.37 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.39 AU - 3.31 AU

Year: 3107 Days

Day: 14.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,343,828 km

• M1: 114,442 km (0.117 R)
• M2: 756,217 km (0.092 R)
• M3: 1,205,011 km (0.119 R)
• M4: 1,862,942 km (0.098 R)
• M5: 2,194,900 km (0.063 R)
• M6: 2,677,951 km (0.089 R)
• M7: 3,713,618 km (0.075 R)
• M8: 4,288,672 km (0.101 R)
• M9: 5,430,403 km (0.098 R)
• M10: 5,806,791 km (0.086 R)
• M11: 6,886,140 km (0.085 R)
• M12: 7,991,069 km (0.096 R)
• M13: 8,337,389 km (0.107 R)
• M14: 11,008,309 km (0.049 R)
• M15: 11,307,804 km (0.082 R)
• M16: 14,506,805 km (0.116 R)
• M17: 14,867,036 km (0.085 R)
• M18: 17,098,139 km (0.109 R)
• M19: 19,920,153 km (0.119 R)
• M20: 22,010,185 km (0.062 R)
• M21: 22,968,958 km (0.06 R)
• M22: 23,458,741 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.4

Radius: 14.8

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.52 AU - 3.92 AU

Year: 3731 Days

Day: 5.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,343,828 km

• M1: 184,454 km (0.072 R)
• M2: 665,860 km (0.04 R)
• M3: 1,182,422 km (0.113 R)
• M4: 1,873,265 km (0.054 R)
• M5: 2,775,041 km (0.083 R)
• M6: 3,240,739 km (0.095 R)
• M7: 4,333,102 km (0.114 R)
• M8: 5,331,070 km (0.049 R)
• M9: 5,971,498 km (0.12 R)
• M10: 7,922,105 km (0.04 R)
• M11: 8,683,259 km (0.088 R)
• M12: 12,463,896 km (0.103 R)
• M13: 14,057,263 km (0.098 R)
• M14: 14,688,566 km (0.082 R)
• M15: 15,838,824 km (0.087 R)
• M16: 16,580,530 km (0.118 R)
• M17: 17,345,424 km (0.108 R)
• M18: 19,586,550 km (0.115 R)
• M19: 22,225,905 km (0.026 R)
• M20: 24,037,685 km (0.111 R)
• M21: 26,737,029 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 507.5

Radius: 4.4

Gravity: 26.21 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 5.52 AU - 8.24 AU

Year: 11652 Days

Day: 15.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,343,828 km

• M1: 59,690 km (0.11 R)
• M2: 213,476 km (0.105 R)
• M3: 505,342 km (0.084 R)
• M4: 1,030,729 km (0.04 R)
• M5: 1,701,526 km (0.117 R)
• M6: 2,625,143 km (0.108 R)
• M7: 4,030,765 km (0.092 R)
• M8: 4,573,506 km (0.117 R)
• M9: 5,733,189 km (0.055 R)
• M10: 6,838,867 km (0.119 R)
• M11: 7,524,922 km (0.107 R)
• M12: 8,344,719 km (0.103 R)
• M13: 9,511,732 km (0.028 R)
• M14: 10,058,213 km (0.12 R)
• M15: 11,432,568 km (0.1 R)
• M16: 13,412,197 km (0.047 R)
• M17: 17,007,632 km (0.098 R)
• M18: 18,793,382 km (0.098 R)
• M19: 23,886,741 km (0.027 R)
• M20: 25,360,429 km (0.11 R)
• M21: 26,408,213 km (0.101 R)
• M22: 28,285,217 km (0.116 R)
• M23: 32,634,775 km (0.087 R)
• M24: 33,532,512 km (0.059 R)
• M25: 47,882,688 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 329.4

Radius: 6.4

Gravity: 8.04 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 8.63 AU - 8.99 AU

Year: 16884 Days

Day: 22.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,343,828 km

• M1: 88,412 km (0.108 R)
• M2: 297,401 km (0.112 R)
• M3: 498,610 km (0.115 R)
• M4: 760,855 km (0.089 R)
• M5: 1,221,915 km (0.058 R)
• M6: 1,633,010 km (0.083 R)
• M7: 1,854,714 km (0.105 R)
• M8: 2,438,146 km (0.095 R)
• M9: 2,643,843 km (0.096 R)
• M10: 5,288,584 km (0.115 R)
• M11: 6,182,730 km (0.085 R)
• M12: 8,358,931 km (0.1 R)
• M13: 8,781,395 km (0.072 R)
• M14: 9,119,785 km (0.113 R)
• M15: 12,088,406 km (0.065 R)
• M16: 15,020,374 km (0.111 R)
• M17: 18,160,284 km (0.056 R)
• M18: 18,868,630 km (0.054 R)
• M19: 28,022,224 km (0.103 R)
• M20: 30,480,117 km (0.095 R)
• M21: 33,427,495 km (0.093 R)
• M22: 34,371,308 km (0.029 R)
• M23: 36,311,891 km (0.068 R)
• M24: 38,452,487 km (0.11 R)
• M25: 40,675,811 km (0.12 R)
• M26: 44,805,909 km (0.081 R)
• M27: 48,304,704 km (0.039 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 812.2

Radius: 5.7

Gravity: 25 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 8.06 AU - 9.66 AU

Year: 17028 Days

Day: 23.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 72,343,828 km

• M1: 451,636 km (0.105 R)
• M2: 950,246 km (0.108 R)
• M3: 1,462,020 km (0.106 R)
• M4: 3,169,530 km (0.114 R)
• M5: 5,387,319 km (0.107 R)
• M6: 6,482,674 km (0.087 R)
• M7: 8,470,082 km (0.072 R)
• M8: 9,828,131 km (0.107 R)
• M9: 11,076,077 km (0.108 R)
• M10: 11,964,539 km (0.096 R)
• M11: 12,226,933 km (0.107 R)
• M12: 12,493,068 km (0.037 R)
• M13: 12,968,191 km (0.051 R)
• M14: 13,455,281 km (0.095 R)
• M15: 15,838,525 km (0.07 R)
• M16: 19,195,052 km (0.119 R)
• M17: 19,918,807 km (0.109 R)
• M18: 20,849,006 km (0.113 R)
• M19: 22,003,154 km (0.093 R)
• M20: 22,896,253 km (0.119 R)
• M21: 24,754,408 km (0.111 R)
• M22: 30,196,629 km (0.114 R)
• M23: 34,500,261 km (0.098 R)
• M24: 41,695,021 km (0.11 R)
• M25: 43,060,550 km (0.073 R)
• M26: 44,612,329 km (0.097 R)
• M27: 47,335,309 km (0.067 R)
• M28: 50,678,373 km (0.115 R)
• M29: 51,021,102 km (0.104 R)
• M30: 54,354,292 km (0.034 R)
• M31: 55,982,665 km (0.097 R)
• M32: 56,349,030 km (0.108 R)
• M33: 57,086,248 km (0.082 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 20,242 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit