🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.62 AU - 0.86 AU

Year: 240 Days

Day: 25.8 Hours

Environment

Temp: 93 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.74 AU - 1.12 AU

Year: 338 Days

Day: 38.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 21.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.13 AU - 3.47 AU

Year: 1765 Days

Day: 45.3 Hours

Environment

Temp: -104 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,690,254 km

• M1: 545,135 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.51 AU - 3.47 AU

Year: 1948 Days

Day: 45.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,690,254 km

• M1: 39,494 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.1

Radius: 13

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.51 AU - 5.61 AU

Year: 3668 Days

Day: 8.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,690,254 km

• M1: 166,353 km (0.109 R)
• M2: 912,098 km (0.033 R)
• M3: 1,792,033 km (0.043 R)
• M4: 2,818,424 km (0.083 R)
• M5: 4,060,236 km (0.067 R)
• M6: 5,845,537 km (0.089 R)
• M7: 7,016,140 km (0.115 R)
• M8: 7,532,402 km (0.089 R)
• M9: 9,234,976 km (0.092 R)
• M10: 11,140,703 km (0.105 R)
• M11: 12,057,588 km (0.032 R)
• M12: 12,934,082 km (0.063 R)
• M13: 14,184,122 km (0.101 R)
• M14: 15,564,162 km (0.118 R)
• M15: 15,974,360 km (0.096 R)
• M16: 16,603,269 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.2

Radius: 10.6

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 5.08 AU - 6.82 AU

Year: 5468 Days

Day: 6.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,690,254 km

• M1: 134,339 km (0.036 R)
• M2: 592,557 km (0.101 R)
• M3: 1,061,846 km (0.075 R)
• M4: 1,407,566 km (0.113 R)
• M5: 2,386,834 km (0.095 R)
• M6: 2,934,661 km (0.072 R)
• M7: 3,609,797 km (0.074 R)
• M8: 3,984,689 km (0.043 R)
• M9: 5,878,448 km (0.113 R)
• M10: 6,366,137 km (0.082 R)
• M11: 6,810,443 km (0.101 R)
• M12: 8,715,722 km (0.051 R)
• M13: 9,221,362 km (0.097 R)
• M14: 16,784,582 km (0.11 R)
• M15: 18,036,267 km (0.116 R)
• M16: 19,633,524 km (0.096 R)
• M17: 20,650,789 km (0.111 R)
• M18: 23,669,973 km (0.104 R)
• M19: 24,241,288 km (0.049 R)
• M20: 25,924,713 km (0.096 R)
• M21: 27,060,011 km (0.065 R)
• M22: 29,429,342 km (0.068 R)
• M23: 31,539,420 km (0.092 R)
• M24: 31,933,760 km (0.105 R)
• M25: 32,331,241 km (0.107 R)
• M26: 35,206,961 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 45.6

Radius: 7.2

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 11.41 AU - 12.53 AU

Year: 15602 Days

Day: 23.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 166.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,690,254 km

• M1: 106,663 km (0.067 R)
• M2: 330,761 km (0.029 R)
• M3: 1,397,992 km (0.107 R)
• M4: 1,694,495 km (0.054 R)
• M5: 2,776,088 km (0.05 R)
• M6: 4,190,236 km (0.085 R)
• M7: 6,417,001 km (0.034 R)
• M8: 8,869,807 km (0.095 R)
• M9: 10,096,061 km (0.065 R)
• M10: 10,728,262 km (0.075 R)
• M11: 16,769,772 km (0.11 R)
• M12: 19,908,933 km (0.066 R)
• M13: 21,376,489 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487.2

Radius: 3

Gravity: 54.13 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 10.02 AU - 15.64 AU

Year: 17313 Days

Day: 16.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,690,254 km

• M1: 37,250 km (0.116 R)
• M2: 285,134 km (0.107 R)
• M3: 633,098 km (0.055 R)
• M4: 1,333,515 km (0.075 R)
• M5: 2,001,320 km (0.12 R)
• M6: 2,095,717 km (0.094 R)
• M7: 2,819,022 km (0.103 R)
• M8: 3,035,341 km (0.114 R)
• M9: 3,583,168 km (0.077 R)
• M10: 5,007,938 km (0.09 R)
• M11: 5,112,208 km (0.047 R)
• M12: 8,756,263 km (0.074 R)
• M13: 14,730,902 km (0.076 R)
• M14: 15,973,013 km (0.114 R)
• M15: 23,531,895 km (0.106 R)
• M16: 29,182,505 km (0.054 R)
• M17: 39,663,781 km (0.089 R)
• M18: 40,078,616 km (0.094 R)
• M19: 50,919,076 km (0.114 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 15,150 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit