🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.5 AU - 0.8 AU

Year: 183 Days

Day: 43.9 Hours

Environment

Temp: 179 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,323,520 km

• M1: 48,470 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.93 AU - 1.15 AU

Year: 371 Days

Day: 23.3 Hours

Environment

Temp: 129 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.49 AU - 1.73 AU

Year: 715 Days

Day: 22.2 Hours

Environment

Temp: -22 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.82 AU - 2.28 AU

Year: 1027 Days

Day: 39.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.98 AU - 3.28 AU

Year: 1492 Days

Day: 47.3 Hours

Environment

Temp: -85 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.95 AU - 4.45 AU

Year: 3011 Days

Day: 25 Hours

Environment

Temp: -109 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.4

Radius: 10.7

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 9.28 AU - 9.46 AU

Year: 10034 Days

Day: 9.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 91,323,520 km

• M1: 133,441 km (0.089 R)
• M2: 919,728 km (0.109 R)
• M3: 1,443,021 km (0.098 R)
• M4: 2,520,575 km (0.119 R)
• M5: 3,369,094 km (0.069 R)
• M6: 4,095,990 km (0.111 R)
• M7: 5,492,336 km (0.071 R)
• M8: 5,826,538 km (0.086 R)
• M9: 7,914,924 km (0.041 R)
• M10: 9,197,277 km (0.099 R)
• M11: 9,670,156 km (0.066 R)
• M12: 11,562,270 km (0.07 R)
• M13: 13,327,824 km (0.057 R)
• M14: 13,689,402 km (0.06 R)
• M15: 14,685,425 km (0.076 R)
• M16: 15,332,136 km (0.06 R)
• M17: 18,854,119 km (0.091 R)
• M18: 20,883,414 km (0.088 R)
• M19: 21,371,701 km (0.069 R)
• M20: 22,968,060 km (0.09 R)
• M21: 24,642,659 km (0.11 R)
• M22: 25,741,306 km (0.118 R)
• M23: 26,208,500 km (0.091 R)
• M24: 30,256,618 km (0.112 R)
• M25: 33,691,984 km (0.094 R)
• M26: 35,503,614 km (0.099 R)
• M27: 36,082,707 km (0.086 R)
• M28: 38,341,336 km (0.115 R)
• M29: 41,710,878 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634.7

Radius: 7.6

Gravity: 10.99 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 15.47 AU - 21.07 AU

Year: 27320 Days

Day: 16.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 91,323,520 km

• M1: 108,159 km (0.105 R)
• M2: 468,241 km (0.116 R)
• M3: 781,499 km (0.104 R)
• M4: 1,537,118 km (0.044 R)
• M5: 1,870,273 km (0.049 R)
• M6: 2,812,290 km (0.102 R)
• M7: 4,828,870 km (0.113 R)
• M8: 5,674,397 km (0.09 R)
• M9: 7,552,149 km (0.113 R)
• M10: 12,701,308 km (0.12 R)
• M11: 15,774,946 km (0.05 R)
• M12: 16,989,531 km (0.111 R)
• M13: 18,641,091 km (0.08 R)
• M14: 27,165,926 km (0.119 R)
• M15: 30,588,277 km (0.106 R)
• M16: 36,170,671 km (0.079 R)
• M17: 39,200,776 km (0.037 R)
• M18: 41,419,910 km (0.114 R)
• M19: 53,397,464 km (0.068 R)
• M20: 55,333,260 km (0.115 R)
• M21: 60,169,161 km (0.112 R)
• M22: 62,902,464 km (0.083 R)
• M23: 67,715,027 km (0.118 R)
• M24: 68,164,419 km (0.118 R)
• M25: 70,902,060 km (0.036 R)
• M26: 74,904,701 km (0.077 R)
• M27: 84,391,001 km (0.115 R)
• M28: 88,345,920 km (0.095 R)
• M29: 89,961,876 km (0.069 R)

Kuiper Belt

Range: 31.4 - 60.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 19,886 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit