🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.51 AU - 0.51 AU

Year: 134 Days

Day: 19.5 Hours

Environment

Temp: 170 °C

Axial Tilt: 14.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 104,061,139 km

• M1: 45,328 km (0.1 R)
• M2: 103,671 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.96 AU - 2.04 AU

Year: 1044 Days

Day: 30.7 Hours

Environment

Temp: -76 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,061,139 km

• M1: 1,323,492 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.57 AU - 2.65 AU

Year: 1556 Days

Day: 18.3 Hours

Environment

Temp: -85 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.23 AU - 3.47 AU

Year: 1775 Days

Day: 44.2 Hours

Environment

Temp: -98 °C

Axial Tilt: 159.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.8 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.6

Radius: 8.7

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.71 AU - 4.79 AU

Year: 3820 Days

Day: 7.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 104,061,139 km

• M1: 108,159 km (0.092 R)
• M2: 482,902 km (0.092 R)
• M3: 1,001,857 km (0.052 R)
• M4: 1,326,036 km (0.057 R)
• M5: 1,659,639 km (0.069 R)
• M6: 2,077,166 km (0.118 R)
• M7: 2,435,304 km (0.115 R)
• M8: 3,161,901 km (0.075 R)
• M9: 4,184,103 km (0.084 R)
• M10: 4,961,713 km (0.099 R)
• M11: 6,518,428 km (0.111 R)
• M12: 8,231,024 km (0.066 R)
• M13: 10,140,641 km (0.117 R)
• M14: 10,693,256 km (0.111 R)
• M15: 14,759,027 km (0.09 R)
• M16: 17,978,672 km (0.026 R)
• M17: 20,014,400 km (0.099 R)
• M18: 26,159,132 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.1

Radius: 9.5

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 7.31 AU - 9.25 AU

Year: 8791 Days

Day: 13.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 104,061,139 km

• M1: 118,182 km (0.099 R)
• M2: 518,506 km (0.097 R)
• M3: 865,274 km (0.103 R)
• M4: 1,549,086 km (0.064 R)
• M5: 2,001,620 km (0.105 R)
• M6: 2,991,509 km (0.112 R)
• M7: 3,957,013 km (0.067 R)
• M8: 4,591,458 km (0.119 R)
• M9: 5,089,170 km (0.041 R)
• M10: 6,525,459 km (0.092 R)
• M11: 6,905,587 km (0.066 R)
• M12: 9,375,747 km (0.095 R)
• M13: 10,880,552 km (0.07 R)
• M14: 11,969,176 km (0.065 R)
• M15: 13,128,859 km (0.073 R)
• M16: 14,018,218 km (0.075 R)
• M17: 15,854,831 km (0.117 R)
• M18: 16,607,009 km (0.091 R)
• M19: 18,454,543 km (0.085 R)
• M20: 22,946,817 km (0.096 R)
• M21: 26,258,465 km (0.089 R)
• M22: 26,606,280 km (0.115 R)
• M23: 29,593,750 km (0.066 R)
• M24: 33,812,560 km (0.056 R)
• M25: 34,639,387 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.3

Radius: 12.4

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8.7 AU - 9.92 AU

Year: 10481 Days

Day: 14.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 104,061,139 km

• M1: 164,558 km (0.062 R)
• M2: 1,475,185 km (0.094 R)
• M3: 2,427,225 km (0.107 R)
• M4: 4,464,748 km (0.112 R)
• M5: 6,007,102 km (0.114 R)
• M6: 8,356,238 km (0.085 R)
• M7: 9,127,116 km (0.052 R)
• M8: 9,902,781 km (0.068 R)
• M9: 12,348,556 km (0.092 R)
• M10: 12,992,874 km (0.118 R)
• M11: 13,503,751 km (0.066 R)
• M12: 14,027,792 km (0.061 R)
• M13: 17,340,338 km (0.094 R)
• M14: 18,085,635 km (0.094 R)
• M15: 18,982,025 km (0.073 R)
• M16: 21,706,801 km (0.094 R)
• M17: 22,353,961 km (0.093 R)
• M18: 25,229,830 km (0.078 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.5

Radius: 10

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 10.77 AU - 12.89 AU

Year: 15013 Days

Day: 10 Hours

Environment

Temp: -187 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 104,061,139 km

• M1: 124,316 km (0.058 R)
• M2: 642,672 km (0.059 R)
• M3: 1,044,941 km (0.096 R)
• M4: 1,404,574 km (0.072 R)
• M5: 1,761,814 km (0.12 R)
• M6: 2,340,608 km (0.09 R)
• M7: 2,778,332 km (0.115 R)
• M8: 3,348,748 km (0.057 R)
• M9: 5,066,730 km (0.077 R)
• M10: 5,650,611 km (0.108 R)
• M11: 6,077,413 km (0.085 R)
• M12: 14,401,039 km (0.117 R)
• M13: 17,771,778 km (0.108 R)
• M14: 26,451,596 km (0.066 R)
• M15: 34,304,288 km (0.057 R)
• M16: 35,465,018 km (0.113 R)
• M17: 37,322,425 km (0.092 R)
• M18: 38,001,150 km (0.108 R)
• M19: 39,945,474 km (0.09 R)
• M20: 40,655,765 km (0.095 R)
• M21: 45,865,211 km (0.087 R)
• M22: 47,908,269 km (0.118 R)
• M23: 52,513,640 km (0.042 R)
• M24: 53,537,488 km (0.093 R)
• M25: 58,128,497 km (0.093 R)
• M26: 59,592,312 km (0.08 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.6

Radius: 4.2

Gravity: 38.47 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 16.07 AU - 23.23 AU

Year: 32138 Days

Day: 15.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 104,061,139 km

• M1: 52,808 km (0.082 R)
• M2: 227,538 km (0.062 R)
• M3: 590,762 km (0.109 R)
• M4: 2,122,345 km (0.1 R)
• M5: 2,384,740 km (0.055 R)
• M6: 2,562,761 km (0.111 R)
• M7: 2,695,305 km (0.042 R)
• M8: 2,888,585 km (0.115 R)
• M9: 4,397,878 km (0.079 R)
• M10: 4,784,589 km (0.086 R)
• M11: 4,945,406 km (0.112 R)
• M12: 5,804,547 km (0.108 R)
• M13: 10,781,967 km (0.116 R)
• M14: 15,979,147 km (0.112 R)
• M15: 18,415,947 km (0.046 R)
• M16: 29,013,011 km (0.099 R)
• M17: 38,390,105 km (0.055 R)
• M18: 39,687,717 km (0.098 R)
• M19: 43,406,570 km (0.105 R)
• M20: 43,755,732 km (0.112 R)
• M21: 51,919,138 km (0.073 R)
• M22: 56,980,782 km (0.076 R)
• M23: 58,242,789 km (0.077 R)
• M24: 64,832,725 km (0.119 R)
• M25: 73,870,681 km (0.068 R)
• M26: 87,826,217 km (0.099 R)
• M27: 88,105,217 km (0.103 R)
• M28: 92,360,529 km (0.1 R)
• M29: 97,944,568 km (0.117 R)
• M30: 98,846,344 km (0.112 R)
• M31: 101,278,058 km (0.101 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 14,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit