🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.57 AU - 0.71 AU

Year: 185 Days

Day: 28.8 Hours

Environment

Temp: 220 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,948,142 km

• M1: 180,116 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.48 AU - 1.72 AU

Year: 732 Days

Day: 13.5 Hours

Environment

Temp: -36 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,948,142 km

• M1: 70,161 km (0.059 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.66 AU - 2.44 AU

Year: 1062 Days

Day: 38.7 Hours

Environment

Temp: -69 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.28 AU - 4.66 AU

Year: 2861 Days

Day: 37.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,948,142 km

• M1: 44,580 km (0.079 R)

Asteroid Belt

Center: 6.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.6

Radius: 9.6

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 8.4 AU - 8.8 AU

Year: 9121 Days

Day: 7.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,948,142 km

• M1: 119,379 km (0.118 R)
• M2: 476,020 km (0.059 R)
• M3: 852,857 km (0.112 R)
• M4: 1,440,029 km (0.095 R)
• M5: 1,785,301 km (0.032 R)
• M6: 2,616,766 km (0.087 R)
• M7: 3,916,472 km (0.079 R)
• M8: 4,865,372 km (0.12 R)
• M9: 5,908,667 km (0.091 R)
• M10: 7,452,068 km (0.108 R)
• M11: 7,821,725 km (0.055 R)
• M12: 16,188,285 km (0.076 R)
• M13: 18,265,601 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175

Radius: 11.5

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 10.7 AU - 11.74 AU

Year: 13592 Days

Day: 14 Hours

Environment

Temp: -175 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,948,142 km

• M1: 143,016 km (0.099 R)
• M2: 1,136,794 km (0.104 R)
• M3: 1,578,557 km (0.065 R)
• M4: 3,182,096 km (0.061 R)
• M5: 4,543,587 km (0.08 R)
• M6: 5,103,531 km (0.059 R)
• M7: 9,306,783 km (0.099 R)
• M8: 11,935,965 km (0.083 R)
• M9: 12,408,994 km (0.082 R)
• M10: 16,852,200 km (0.102 R)
• M11: 19,177,400 km (0.115 R)
• M12: 22,177,585 km (0.058 R)
• M13: 24,287,663 km (0.108 R)
• M14: 26,528,340 km (0.093 R)
• M15: 27,607,689 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.5

Radius: 11.1

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 11.07 AU - 13.63 AU

Year: 15696 Days

Day: 9 Hours

Environment

Temp: -190 °C

Axial Tilt: 86.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 72,948,142 km

• M1: 138,079 km (0.076 R)
• M2: 491,130 km (0.106 R)
• M3: 1,136,645 km (0.119 R)
• M4: 1,609,972 km (0.094 R)
• M5: 2,254,440 km (0.051 R)
• M6: 2,790,449 km (0.088 R)
• M7: 4,476,716 km (0.07 R)
• M8: 5,673,948 km (0.102 R)
• M9: 6,937,302 km (0.037 R)
• M10: 10,186,867 km (0.062 R)
• M11: 10,661,541 km (0.114 R)
• M12: 11,027,158 km (0.083 R)
• M13: 12,043,526 km (0.074 R)
• M14: 12,440,260 km (0.099 R)
• M15: 12,914,335 km (0.111 R)
• M16: 18,777,525 km (0.102 R)
• M17: 19,132,670 km (0.067 R)
• M18: 21,940,024 km (0.09 R)
• M19: 22,732,743 km (0.113 R)
• M20: 24,270,459 km (0.095 R)
• M21: 26,761,413 km (0.101 R)
• M22: 27,438,194 km (0.096 R)
• M23: 32,119,112 km (0.087 R)
• M24: 33,529,820 km (0.083 R)
• M25: 34,847,777 km (0.096 R)
• M26: 40,466,224 km (0.119 R)
• M27: 45,533,702 km (0.076 R)
• M28: 49,305,663 km (0.111 R)
• M29: 57,651,878 km (0.092 R)
• M30: 63,643,721 km (0.074 R)
• M31: 66,686,542 km (0.098 R)
• M32: 68,978,830 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 503.5

Radius: 3.8

Gravity: 34.87 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 13.94 AU - 16.9 AU

Year: 21899 Days

Day: 23.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,948,142 km

• M1: 136,583 km (0.046 R)
• M2: 255,962 km (0.116 R)
• M3: 1,241,962 km (0.06 R)
• M4: 3,364,157 km (0.06 R)
• M5: 5,683,074 km (0.119 R)
• M6: 12,509,972 km (0.111 R)
• M7: 12,645,209 km (0.094 R)
• M8: 14,418,692 km (0.117 R)
• M9: 18,275,923 km (0.051 R)
• M10: 21,973,085 km (0.115 R)
• M11: 22,170,105 km (0.076 R)
• M12: 27,484,719 km (0.108 R)
• M13: 29,112,045 km (0.05 R)
• M14: 31,172,905 km (0.09 R)
• M15: 34,244,897 km (0.106 R)
• M16: 35,447,066 km (0.096 R)
• M17: 35,990,256 km (0.04 R)
• M18: 44,502,225 km (0.06 R)
• M19: 47,066,332 km (0.079 R)
• M20: 69,928,926 km (0.055 R)
• M21: 71,427,897 km (0.07 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 15,468 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit