🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.48 AU - 0.76 AU

Year: 320 Days

Day: 43.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.1

Radius: 9.1

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.05 AU - 1.45 AU

Year: 917 Days

Day: 13 Hours

Environment

Temp: -170 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,636,965 km

• M1: 113,395 km (0.1 R)
• M2: 409,150 km (0.07 R)
• M3: 695,331 km (0.05 R)
• M4: 1,214,286 km (0.063 R)
• M5: 2,565,005 km (0.044 R)
• M6: 2,873,027 km (0.049 R)
• M7: 4,885,418 km (0.119 R)
• M8: 5,397,042 km (0.111 R)
• M9: 6,527,105 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.3

Radius: 13.1

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.4 AU - 2.08 AU

Year: 1506 Days

Day: 14.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,636,965 km

• M1: 165,156 km (0.089 R)
• M2: 747,690 km (0.109 R)
• M3: 1,186,760 km (0.087 R)
• M4: 2,300,815 km (0.111 R)
• M5: 2,777,733 km (0.085 R)
• M6: 3,431,177 km (0.068 R)
• M7: 4,882,426 km (0.083 R)
• M8: 6,191,257 km (0.116 R)
• M9: 6,786,208 km (0.044 R)
• M10: 7,750,217 km (0.1 R)
• M11: 9,589,373 km (0.066 R)
• M12: 12,969,687 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.1

Radius: 14.8

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.72 AU - 1.82 AU

Year: 1545 Days

Day: 12.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 47,636,965 km

• M1: 184,155 km (0.109 R)
• M2: 1,066,633 km (0.06 R)
• M3: 1,704,967 km (0.088 R)
• M4: 3,862,916 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.3

Radius: 14.4

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.29 AU - 2.37 AU

Year: 2333 Days

Day: 5.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,636,965 km

• M1: 179,069 km (0.063 R)
• M2: 732,431 km (0.081 R)
• M3: 1,270,086 km (0.117 R)
• M4: 2,112,472 km (0.096 R)
• M5: 2,653,866 km (0.108 R)
• M6: 3,388,841 km (0.102 R)
• M7: 5,268,388 km (0.057 R)
• M8: 5,869,024 km (0.104 R)
• M9: 6,408,474 km (0.046 R)
• M10: 6,869,385 km (0.111 R)
• M11: 7,469,422 km (0.101 R)
• M12: 10,228,006 km (0.086 R)
• M13: 11,478,046 km (0.114 R)
• M14: 11,997,749 km (0.113 R)
• M15: 12,955,475 km (0.09 R)
• M16: 13,740,116 km (0.102 R)
• M17: 14,326,390 km (0.08 R)
• M18: 15,213,355 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.7

Radius: 14.6

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.42 AU - 2.92 AU

Year: 2862 Days

Day: 9.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,636,965 km

• M1: 181,612 km (0.053 R)
• M2: 1,265,598 km (0.09 R)
• M3: 1,721,423 km (0.104 R)
• M4: 3,289,956 km (0.11 R)
• M5: 5,692,947 km (0.105 R)
• M6: 6,335,320 km (0.106 R)
• M7: 8,070,955 km (0.07 R)
• M8: 9,878,247 km (0.099 R)
• M9: 10,503,267 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.1

Radius: 6.9

Gravity: 16.11 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 5.59 AU - 7.89 AU

Year: 11479 Days

Day: 23.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 47,636,965 km

• M1: 98,136 km (0.12 R)
• M2: 358,287 km (0.047 R)
• M3: 576,101 km (0.082 R)
• M4: 887,115 km (0.107 R)
• M5: 1,294,770 km (0.098 R)
• M6: 2,801,071 km (0.086 R)
• M7: 3,923,952 km (0.109 R)
• M8: 4,447,993 km (0.043 R)
• M9: 5,184,314 km (0.032 R)
• M10: 5,423,671 km (0.097 R)
• M11: 6,855,472 km (0.087 R)
• M12: 7,969,827 km (0.107 R)
• M13: 9,860,594 km (0.042 R)
• M14: 10,336,016 km (0.119 R)
• M15: 10,552,185 km (0.057 R)
• M16: 14,301,706 km (0.113 R)
• M17: 16,767,827 km (0.088 R)
• M18: 18,062,297 km (0.119 R)
• M19: 21,281,045 km (0.091 R)
• M20: 21,631,403 km (0.114 R)
• M21: 26,745,107 km (0.099 R)
• M22: 27,981,683 km (0.11 R)
• M23: 30,346,975 km (0.094 R)
• M24: 31,578,166 km (0.026 R)
• M25: 38,885,124 km (0.081 R)
• M26: 48,139,398 km (0.094 R)
• M27: 51,680,380 km (0.067 R)
• M28: 51,996,330 km (0.111 R)
• M29: 52,472,500 km (0.1 R)
• M30: 54,080,977 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 127.9

Radius: 5.1

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 8.51 AU - 12.87 AU

Year: 22929 Days

Day: 16.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,636,965 km

• M1: 69,413 km (0.113 R)
• M2: 289,023 km (0.08 R)
• M3: 523,144 km (0.029 R)
• M4: 712,834 km (0.108 R)
• M5: 2,395,810 km (0.098 R)
• M6: 2,778,332 km (0.085 R)
• M7: 3,819,533 km (0.079 R)
• M8: 6,599,510 km (0.102 R)
• M9: 6,869,085 km (0.103 R)
• M10: 12,417,970 km (0.081 R)
• M11: 14,243,961 km (0.076 R)
• M12: 15,421,596 km (0.069 R)
• M13: 21,613,452 km (0.065 R)
• M14: 22,988,705 km (0.106 R)
• M15: 24,604,212 km (0.043 R)
• M16: 28,361,213 km (0.113 R)
• M17: 35,209,056 km (0.096 R)
• M18: 35,913,512 km (0.091 R)
• M19: 38,701,119 km (0.026 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 18,384 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit