🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.43 AU - 0.67 AU

Year: 151 Days

Day: 24.4 Hours

Environment

Temp: 232 °C

Axial Tilt: 3.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.04 AU - 2.3 AU

Year: 1185 Days

Day: 31.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,901,508 km

• M1: 292,464 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.39 AU - 3.55 AU

Year: 2397 Days

Day: 18.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 4.21 AU - 4.27 AU

Year: 3238 Days

Day: 27.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.1

Radius: 12.9

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.16 AU - 5.85 AU

Year: 4146 Days

Day: 9.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 104,901,508 km

• M1: 160,369 km (0.077 R)
• M2: 745,446 km (0.101 R)
• M3: 1,968,110 km (0.081 R)
• M4: 2,372,772 km (0.078 R)
• M5: 3,012,752 km (0.065 R)
• M6: 3,434,169 km (0.028 R)
• M7: 5,152,599 km (0.111 R)
• M8: 6,383,790 km (0.056 R)
• M9: 8,417,573 km (0.113 R)
• M10: 8,948,496 km (0.085 R)
• M11: 9,501,709 km (0.084 R)
• M12: 11,074,581 km (0.045 R)
• M13: 12,327,313 km (0.077 R)
• M14: 13,827,780 km (0.104 R)
• M15: 18,610,723 km (0.059 R)
• M16: 21,060,538 km (0.087 R)
• M17: 22,832,824 km (0.062 R)
• M18: 24,396,720 km (0.106 R)
• M19: 26,430,503 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.9

Radius: 13.8

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5 AU - 7.34 AU

Year: 5684 Days

Day: 10.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 104,901,508 km

• M1: 171,589 km (0.061 R)
• M2: 1,157,888 km (0.116 R)
• M3: 1,632,861 km (0.111 R)
• M4: 2,405,983 km (0.087 R)
• M5: 3,199,300 km (0.044 R)
• M6: 3,635,378 km (0.072 R)
• M7: 4,136,232 km (0.11 R)
• M8: 5,219,619 km (0.111 R)
• M9: 6,416,552 km (0.077 R)
• M10: 7,080,168 km (0.111 R)
• M11: 7,636,074 km (0.114 R)
• M12: 9,090,165 km (0.108 R)
• M13: 10,531,391 km (0.059 R)
• M14: 13,920,381 km (0.076 R)
• M15: 14,676,598 km (0.112 R)
• M16: 15,830,746 km (0.084 R)
• M17: 17,307,875 km (0.093 R)
• M18: 18,388,421 km (0.114 R)
• M19: 22,290,532 km (0.06 R)
• M20: 23,003,964 km (0.067 R)
• M21: 24,393,130 km (0.063 R)
• M22: 24,896,676 km (0.106 R)
• M23: 26,185,611 km (0.097 R)
• M24: 28,432,123 km (0.071 R)
• M25: 29,935,731 km (0.091 R)
• M26: 32,795,144 km (0.088 R)
• M27: 35,940,140 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.1

Radius: 3

Gravity: 89.57 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 17.75 AU - 19.53 AU

Year: 29845 Days

Day: 18.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 104,901,508 km

• M1: 40,092 km (0.03 R)
• M2: 142,118 km (0.079 R)
• M3: 257,159 km (0.11 R)
• M4: 427,850 km (0.09 R)
• M5: 901,626 km (0.071 R)
• M6: 1,363,734 km (0.101 R)
• M7: 1,880,445 km (0.114 R)
• M8: 4,086,565 km (0.119 R)
• M9: 4,306,025 km (0.118 R)
• M10: 5,746,054 km (0.059 R)
• M11: 5,882,787 km (0.12 R)
• M12: 6,257,679 km (0.101 R)
• M13: 7,478,248 km (0.098 R)
• M14: 10,045,946 km (0.071 R)
• M15: 12,074,792 km (0.036 R)
• M16: 12,988,686 km (0.105 R)
• M17: 13,145,314 km (0.072 R)
• M18: 14,277,471 km (0.12 R)
• M19: 16,549,713 km (0.102 R)
• M20: 17,867,521 km (0.081 R)
• M21: 18,061,400 km (0.081 R)
• M22: 18,551,931 km (0.081 R)
• M23: 25,393,939 km (0.119 R)
• M24: 26,634,704 km (0.108 R)
• M25: 31,154,804 km (0.066 R)
• M26: 33,890,500 km (0.098 R)
• M27: 36,938,557 km (0.11 R)
• M28: 37,728,134 km (0.069 R)
• M29: 41,505,480 km (0.109 R)
• M30: 42,358,787 km (0.108 R)
• M31: 43,923,880 km (0.045 R)
• M32: 46,252,071 km (0.119 R)
• M33: 50,570,363 km (0.108 R)
• M34: 51,347,824 km (0.111 R)
• M35: 62,412,980 km (0.12 R)
• M36: 62,635,731 km (0.073 R)
• M37: 65,121,299 km (0.103 R)
• M38: 71,499,255 km (0.085 R)
• M39: 78,540,079 km (0.048 R)
• M40: 83,032,353 km (0.044 R)
• M41: 87,692,925 km (0.059 R)
• M42: 88,814,311 km (0.072 R)
• M43: 102,404,829 km (0.116 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 165 - 20,130 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit