🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.46 AU - 0.54 AU

Year: 130 Days

Day: 44.8 Hours

Environment

Temp: 219 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,534,411 km

• M1: 26,329 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.55 AU - 0.65 AU

Year: 171 Days

Day: 34.3 Hours

Environment

Temp: 208 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 80,534,411 km

• M1: 29,620 km (0.086 R)
• M2: 134,937 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.56 AU - 0.88 AU

Year: 224 Days

Day: 25.7 Hours

Environment

Temp: 116 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.26 AU - 2.26 AU

Year: 1247 Days

Day: 28.7 Hours

Environment

Temp: -86 °C

Axial Tilt: 147.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 80,534,411 km

• M1: 81,531 km (0.105 R)
• M2: 1,705,266 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.3 AU - 2.64 AU

Year: 1425 Days

Day: 29.9 Hours

Environment

Temp: -88 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.72 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.6

Radius: 10.9

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.63 AU - 5.29 AU

Year: 4055 Days

Day: 9.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,534,411 km

• M1: 135,536 km (0.081 R)
• M2: 545,434 km (0.098 R)
• M3: 999,314 km (0.117 R)
• M4: 1,349,074 km (0.12 R)
• M5: 1,782,459 km (0.045 R)
• M6: 2,240,677 km (0.1 R)
• M7: 2,887,389 km (0.059 R)
• M8: 3,432,822 km (0.108 R)
• M9: 5,221,265 km (0.116 R)
• M10: 6,086,988 km (0.118 R)
• M11: 6,611,029 km (0.106 R)
• M12: 9,622,733 km (0.084 R)
• M13: 10,566,995 km (0.089 R)
• M14: 11,162,694 km (0.08 R)
• M15: 11,864,458 km (0.059 R)
• M16: 13,724,857 km (0.081 R)
• M17: 15,217,544 km (0.071 R)
• M18: 19,155,409 km (0.09 R)
• M19: 20,101,316 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.1

Radius: 8

Gravity: 10.06 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.8 AU - 5.72 AU

Year: 4428 Days

Day: 12.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 69.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,534,411 km

• M1: 110,104 km (0.119 R)
• M2: 560,842 km (0.1 R)
• M3: 1,662,930 km (0.056 R)
• M4: 2,014,485 km (0.109 R)
• M5: 3,200,646 km (0.103 R)
• M6: 3,600,372 km (0.118 R)
• M7: 4,646,809 km (0.059 R)
• M8: 6,029,991 km (0.099 R)
• M9: 7,326,107 km (0.115 R)
• M10: 9,705,910 km (0.099 R)
• M11: 10,119,249 km (0.063 R)
• M12: 13,552,819 km (0.101 R)
• M13: 14,227,206 km (0.084 R)
• M14: 14,599,406 km (0.064 R)
• M15: 15,363,402 km (0.063 R)
• M16: 22,390,463 km (0.033 R)
• M17: 23,479,386 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.6

Radius: 14.6

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 9.3 AU - 14.46 AU

Year: 15031 Days

Day: 6.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,534,411 km

• M1: 181,612 km (0.118 R)
• M2: 1,381,686 km (0.096 R)
• M3: 2,345,994 km (0.055 R)
• M4: 3,307,160 km (0.101 R)
• M5: 7,180,249 km (0.1 R)
• M6: 9,831,722 km (0.108 R)
• M7: 10,442,081 km (0.111 R)
• M8: 16,557,492 km (0.093 R)
• M9: 17,644,022 km (0.06 R)
• M10: 19,401,797 km (0.099 R)
• M11: 20,039,832 km (0.097 R)
• M12: 26,234,231 km (0.072 R)
• M13: 33,371,395 km (0.116 R)
• M14: 34,869,319 km (0.058 R)
• M15: 41,705,792 km (0.111 R)
• M16: 44,124,191 km (0.052 R)
• M17: 45,507,373 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 854.6

Radius: 5.9

Gravity: 24.55 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 11.33 AU - 16.93 AU

Year: 19498 Days

Day: 21.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 80,534,411 km

• M1: 76,893 km (0.062 R)
• M2: 334,202 km (0.107 R)
• M3: 679,174 km (0.1 R)
• M4: 873,053 km (0.095 R)
• M5: 1,376,450 km (0.076 R)
• M6: 2,097,213 km (0.102 R)
• M7: 2,470,459 km (0.05 R)
• M8: 3,152,775 km (0.034 R)
• M9: 3,703,594 km (0.045 R)
• M10: 5,378,941 km (0.118 R)
• M11: 8,805,929 km (0.079 R)
• M12: 9,951,101 km (0.105 R)
• M13: 10,936,053 km (0.111 R)
• M14: 11,192,165 km (0.094 R)
• M15: 12,602,873 km (0.106 R)
• M16: 14,662,686 km (0.094 R)
• M17: 16,851,751 km (0.083 R)
• M18: 17,891,008 km (0.118 R)
• M19: 18,516,776 km (0.116 R)
• M20: 24,818,885 km (0.099 R)
• M21: 28,387,243 km (0.092 R)
• M22: 35,254,533 km (0.101 R)
• M23: 36,949,776 km (0.108 R)
• M24: 43,151,207 km (0.033 R)
• M25: 44,762,376 km (0.094 R)
• M26: 48,619,607 km (0.092 R)
• M27: 63,548,278 km (0.112 R)
• M28: 67,330,561 km (0.12 R)
• M29: 72,153,746 km (0.106 R)
• M30: 73,735,294 km (0.092 R)
• M31: 77,908,327 km (0.104 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: 172 - 18,795 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit