🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.74 AU - 0.94 AU

Year: 286 Days

Day: 25.1 Hours

Environment

Temp: 90 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.95 AU - 1.13 AU

Year: 393 Days

Day: 20 Hours

Environment

Temp: 32 °C

Axial Tilt: 24.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.04 AU - 1.28 AU

Year: 463 Days

Day: 15.8 Hours

Environment

Temp: 8 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 51,689,395 km

• M1: 556,205 km (0.039 R)

Asteroid Belt

Center: 4.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182

Radius: 8.3

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7.75 AU - 8.15 AU

Year: 8313 Days

Day: 14 Hours

Environment

Temp: -160 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,689,395 km

• M1: 107,262 km (0.104 R)
• M2: 451,038 km (0.086 R)
• M3: 758,312 km (0.119 R)
• M4: 1,123,630 km (0.07 R)
• M5: 1,401,433 km (0.1 R)
• M6: 1,814,323 km (0.038 R)
• M7: 2,231,103 km (0.113 R)
• M8: 2,527,306 km (0.084 R)
• M9: 3,237,896 km (0.09 R)
• M10: 3,661,258 km (0.062 R)
• M11: 5,648,965 km (0.119 R)
• M12: 5,936,343 km (0.111 R)
• M13: 8,788,426 km (0.096 R)
• M14: 9,057,852 km (0.081 R)
• M15: 10,191,205 km (0.07 R)
• M16: 10,531,690 km (0.078 R)
• M17: 10,791,990 km (0.05 R)
• M18: 12,064,320 km (0.091 R)
• M19: 12,834,749 km (0.102 R)
• M20: 14,526,701 km (0.118 R)
• M21: 16,712,027 km (0.104 R)
• M22: 17,007,184 km (0.096 R)
• M23: 20,826,268 km (0.085 R)
• M24: 23,079,959 km (0.041 R)
• M25: 23,446,175 km (0.08 R)
• M26: 24,644,304 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.3

Radius: 10

Gravity: 9.59 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 11.3 AU - 11.5 AU

Year: 14275 Days

Day: 10.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 51,689,395 km

• M1: 124,465 km (0.11 R)
• M2: 494,271 km (0.1 R)
• M3: 993,928 km (0.098 R)
• M4: 1,695,393 km (0.12 R)
• M5: 2,432,611 km (0.067 R)
• M6: 2,911,025 km (0.062 R)
• M7: 4,835,901 km (0.092 R)
• M8: 6,308,393 km (0.094 R)
• M9: 8,305,524 km (0.11 R)
• M10: 8,760,900 km (0.059 R)
• M11: 11,049,598 km (0.084 R)
• M12: 12,692,183 km (0.09 R)
• M13: 13,571,818 km (0.112 R)
• M14: 14,204,318 km (0.116 R)
• M15: 18,589,779 km (0.119 R)
• M16: 19,991,661 km (0.108 R)
• M17: 20,352,790 km (0.103 R)
• M18: 24,413,325 km (0.11 R)
• M19: 25,772,123 km (0.102 R)
• M20: 27,290,990 km (0.092 R)
• M21: 28,072,489 km (0.115 R)
• M22: 33,456,666 km (0.096 R)
• M23: 34,351,710 km (0.118 R)
• M24: 34,740,216 km (0.039 R)
• M25: 56,310,733 km (0.085 R)
• M26: 57,576,630 km (0.095 R)
• M27: 58,676,773 km (0.115 R)
• M28: 62,637,676 km (0.073 R)
• M29: 66,371,788 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833

Radius: 5.8

Gravity: 24.76 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 12.17 AU - 16.87 AU

Year: 20519 Days

Day: 16.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,689,395 km

• M1: 85,121 km (0.077 R)
• M2: 356,342 km (0.043 R)
• M3: 594,801 km (0.113 R)
• M4: 1,143,377 km (0.066 R)
• M5: 1,377,348 km (0.078 R)
• M6: 2,345,695 km (0.069 R)
• M7: 4,053,055 km (0.079 R)
• M8: 5,159,182 km (0.11 R)
• M9: 6,143,985 km (0.102 R)
• M10: 7,950,229 km (0.046 R)
• M11: 10,328,087 km (0.06 R)
• M12: 10,576,719 km (0.084 R)
• M13: 12,500,398 km (0.096 R)
• M14: 18,170,008 km (0.103 R)
• M15: 24,346,006 km (0.072 R)
• M16: 27,543,212 km (0.099 R)
• M17: 31,919,249 km (0.108 R)
• M18: 35,314,073 km (0.095 R)
• M19: 45,916,972 km (0.104 R)
• M20: 54,613,994 km (0.116 R)
• M21: 58,065,815 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 148

Radius: 7.1

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 15.77 AU - 16.55 AU

Year: 24092 Days

Day: 20.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,689,395 km

• M1: 91,404 km (0.031 R)
• M2: 315,951 km (0.05 R)
• M3: 559,346 km (0.101 R)
• M4: 1,126,771 km (0.119 R)
• M5: 1,538,016 km (0.088 R)
• M6: 3,196,607 km (0.105 R)
• M7: 5,045,787 km (0.064 R)
• M8: 6,196,344 km (0.102 R)
• M9: 7,260,433 km (0.105 R)
• M10: 9,694,840 km (0.114 R)
• M11: 11,234,202 km (0.094 R)
• M12: 11,800,729 km (0.078 R)
• M13: 13,176,132 km (0.054 R)
• M14: 15,058,671 km (0.075 R)
• M15: 20,577,337 km (0.117 R)
• M16: 24,014,946 km (0.113 R)
• M17: 30,129,610 km (0.084 R)
• M18: 41,193,569 km (0.054 R)
• M19: 41,460,302 km (0.107 R)
• M20: 43,496,778 km (0.04 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 14,484 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit