🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.63 AU - 2.25 AU

Year: 1140 Days

Day: 30.7 Hours

Environment

Temp: -110 °C

Axial Tilt: 47 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,040,519 km

• M1: 223,200 km (0.066 R)

Asteroid Belt

Center: 2.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.2

Radius: 10.1

Gravity: 8.23 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.95 AU - 3.13 AU

Year: 2235 Days

Day: 6.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,040,519 km

• M1: 125,812 km (0.065 R)
• M2: 459,265 km (0.086 R)
• M3: 831,166 km (0.083 R)
• M4: 1,155,344 km (0.114 R)
• M5: 1,881,642 km (0.111 R)
• M6: 2,214,048 km (0.038 R)
• M7: 3,064,213 km (0.118 R)
• M8: 3,960,155 km (0.101 R)
• M9: 4,619,732 km (0.103 R)
• M10: 5,948,460 km (0.099 R)
• M11: 6,899,155 km (0.118 R)
• M12: 7,306,659 km (0.116 R)
• M13: 7,854,038 km (0.057 R)
• M14: 8,527,079 km (0.089 R)
• M15: 10,135,705 km (0.073 R)
• M16: 10,586,593 km (0.042 R)
• M17: 11,488,368 km (0.1 R)
• M18: 12,483,194 km (0.085 R)
• M19: 15,712,414 km (0.078 R)
• M20: 17,465,701 km (0.049 R)
• M21: 18,444,969 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.9

Radius: 8.6

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.64 AU - 4.06 AU

Year: 2586 Days

Day: 9.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 33,040,519 km

• M1: 107,262 km (0.087 R)
• M2: 425,307 km (0.074 R)
• M3: 724,203 km (0.097 R)
• M4: 1,344,735 km (0.082 R)
• M5: 1,687,015 km (0.089 R)
• M6: 2,024,508 km (0.088 R)
• M7: 2,296,776 km (0.082 R)
• M8: 2,868,689 km (0.112 R)
• M9: 3,441,948 km (0.072 R)
• M10: 3,794,400 km (0.12 R)
• M11: 4,129,948 km (0.112 R)
• M12: 4,528,477 km (0.041 R)
• M13: 5,427,261 km (0.076 R)
• M14: 5,984,214 km (0.041 R)
• M15: 6,578,716 km (0.038 R)
• M16: 7,331,492 km (0.026 R)
• M17: 8,566,572 km (0.093 R)
• M18: 9,570,973 km (0.09 R)
• M19: 9,971,895 km (0.046 R)
• M20: 10,270,343 km (0.083 R)
• M21: 10,613,371 km (0.1 R)
• M22: 11,812,248 km (0.038 R)
• M23: 12,444,448 km (0.095 R)
• M24: 13,143,519 km (0.094 R)
• M25: 14,334,917 km (0.039 R)
• M26: 15,546,809 km (0.076 R)
• M27: 16,152,232 km (0.057 R)
• M28: 17,517,911 km (0.081 R)
• M29: 18,173,449 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.3

Radius: 11.5

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 4.28 AU - 6.32 AU

Year: 5146 Days

Day: 10.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 159.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,040,519 km

• M1: 143,016 km (0.082 R)
• M2: 532,419 km (0.109 R)
• M3: 920,775 km (0.051 R)
• M4: 1,799,363 km (0.077 R)
• M5: 4,096,438 km (0.049 R)
• M6: 4,589,214 km (0.093 R)
• M7: 6,226,862 km (0.067 R)
• M8: 7,330,445 km (0.054 R)
• M9: 8,390,945 km (0.084 R)
• M10: 8,766,286 km (0.053 R)
• M11: 9,296,311 km (0.09 R)
• M12: 10,420,539 km (0.087 R)
• M13: 11,675,216 km (0.102 R)
• M14: 12,230,374 km (0.079 R)
• M15: 14,875,115 km (0.073 R)
• M16: 15,887,294 km (0.063 R)
• M17: 16,783,236 km (0.057 R)
• M18: 20,399,166 km (0.043 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.8

Radius: 3.7

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 11 AU - 15.44 AU

Year: 20272 Days

Day: 20.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 163 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,040,519 km

• M1: 49,966 km (0.065 R)
• M2: 212,579 km (0.046 R)
• M3: 389,104 km (0.114 R)
• M4: 822,040 km (0.112 R)
• M5: 1,124,677 km (0.114 R)
• M6: 2,575,926 km (0.094 R)
• M7: 3,545,170 km (0.092 R)
• M8: 4,177,371 km (0.113 R)
• M9: 6,225,366 km (0.118 R)
• M10: 7,831,598 km (0.082 R)
• M11: 9,384,574 km (0.115 R)
• M12: 11,434,812 km (0.096 R)
• M13: 14,470,452 km (0.096 R)
• M14: 14,676,150 km (0.043 R)
• M15: 16,061,875 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34.2

Radius: 5.8

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 13.91 AU - 17 AU

Year: 25613 Days

Day: 18.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,040,519 km

• M1: 73,004 km (0.083 R)
• M2: 545,135 km (0.117 R)
• M3: 859,739 km (0.074 R)
• M4: 2,428,422 km (0.116 R)
• M5: 3,036,538 km (0.027 R)
• M6: 5,036,212 km (0.071 R)
• M7: 5,617,250 km (0.043 R)
• M8: 5,986,907 km (0.096 R)
• M9: 7,409,134 km (0.108 R)
• M10: 7,629,192 km (0.082 R)
• M11: 10,761,921 km (0.106 R)
• M12: 11,428,829 km (0.1 R)
• M13: 12,377,578 km (0.038 R)
• M14: 13,485,949 km (0.026 R)
• M15: 16,574,995 km (0.088 R)
• M16: 17,592,859 km (0.111 R)
• M17: 22,386,274 km (0.103 R)
• M18: 27,280,668 km (0.115 R)
• M19: 28,071,442 km (0.081 R)
• M20: 30,535,319 km (0.065 R)
• M21: 33,040,485 km (0.029 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 15,661 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit