🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.51 AU - 0.57 AU

Year: 149 Days

Day: 42 Hours

Environment

Temp: 229 °C

Axial Tilt: 21.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.9 AU - 2 AU

Year: 1020 Days

Day: 37.5 Hours

Environment

Temp: -73 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.15 AU - 2.27 AU

Year: 1231 Days

Day: 44.5 Hours

Environment

Temp: -91 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.58 AU - 3.94 AU

Year: 2206 Days

Day: 44.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.6

Radius: 8.5

Gravity: 13.81 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 6.37 AU - 10.11 AU

Year: 8864 Days

Day: 7.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 92,131,428 km

• M1: 105,766 km (0.073 R)
• M2: 714,479 km (0.035 R)
• M3: 1,729,651 km (0.083 R)
• M4: 2,160,044 km (0.071 R)
• M5: 2,598,964 km (0.069 R)
• M6: 3,707,334 km (0.118 R)
• M7: 4,000,696 km (0.096 R)
• M8: 5,201,069 km (0.071 R)
• M9: 7,059,224 km (0.111 R)
• M10: 7,344,956 km (0.072 R)
• M11: 7,680,953 km (0.099 R)
• M12: 12,086,760 km (0.101 R)
• M13: 13,220,413 km (0.114 R)
• M14: 15,491,907 km (0.03 R)
• M15: 16,398,021 km (0.113 R)
• M16: 17,118,784 km (0.111 R)
• M17: 22,591,373 km (0.105 R)
• M18: 27,689,818 km (0.092 R)
• M19: 28,095,527 km (0.111 R)
• M20: 30,076,652 km (0.066 R)
• M21: 30,397,839 km (0.09 R)
• M22: 30,829,578 km (0.081 R)
• M23: 32,597,376 km (0.032 R)
• M24: 36,455,056 km (0.059 R)
• M25: 38,179,920 km (0.106 R)
• M26: 42,998,916 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.9

Radius: 9.9

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 8.6 AU - 9.41 AU

Year: 10118 Days

Day: 6.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 92,131,428 km

• M1: 123,119 km (0.037 R)
• M2: 479,910 km (0.12 R)
• M3: 1,047,035 km (0.075 R)
• M4: 1,382,135 km (0.073 R)
• M5: 1,731,147 km (0.091 R)
• M6: 2,039,617 km (0.072 R)
• M7: 2,496,489 km (0.063 R)
• M8: 3,241,187 km (0.08 R)
• M9: 4,235,116 km (0.051 R)
• M10: 4,598,639 km (0.118 R)
• M11: 5,550,380 km (0.073 R)
• M12: 6,125,285 km (0.086 R)
• M13: 8,741,303 km (0.059 R)
• M14: 11,642,454 km (0.1 R)
• M15: 13,398,883 km (0.116 R)
• M16: 15,984,084 km (0.093 R)
• M17: 17,358,589 km (0.113 R)
• M18: 17,857,797 km (0.098 R)
• M19: 18,513,634 km (0.077 R)
• M20: 19,950,970 km (0.086 R)
• M21: 23,736,694 km (0.099 R)
• M22: 29,360,078 km (0.069 R)
• M23: 31,732,252 km (0.043 R)
• M24: 32,802,475 km (0.091 R)
• M25: 33,346,562 km (0.108 R)
• M26: 35,127,974 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 643

Radius: 5.5

Gravity: 21.26 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 15.95 AU - 19.11 AU

Year: 27504 Days

Day: 17.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 92,131,428 km

• M1: 78,539 km (0.109 R)
• M2: 431,590 km (0.08 R)
• M3: 804,837 km (0.099 R)
• M4: 1,203,216 km (0.089 R)
• M5: 1,524,253 km (0.098 R)
• M6: 2,891,428 km (0.074 R)
• M7: 3,467,978 km (0.112 R)
• M8: 4,117,981 km (0.119 R)
• M9: 4,363,620 km (0.053 R)
• M10: 4,731,631 km (0.094 R)
• M11: 5,240,713 km (0.06 R)
• M12: 6,184,226 km (0.104 R)
• M13: 7,337,177 km (0.026 R)
• M14: 7,804,222 km (0.028 R)
• M15: 8,346,215 km (0.079 R)
• M16: 10,833,279 km (0.085 R)
• M17: 11,032,693 km (0.106 R)
• M18: 12,497,406 km (0.077 R)
• M19: 14,008,494 km (0.025 R)
• M20: 15,553,092 km (0.114 R)
• M21: 24,429,183 km (0.03 R)
• M22: 25,234,767 km (0.107 R)
• M23: 32,053,737 km (0.102 R)
• M24: 46,851,959 km (0.095 R)
• M25: 53,281,675 km (0.12 R)
• M26: 57,408,482 km (0.092 R)
• M27: 64,098,798 km (0.105 R)
• M28: 65,408,527 km (0.12 R)
• M29: 69,902,896 km (0.076 R)
• M30: 74,598,773 km (0.094 R)
• M31: 76,290,725 km (0.085 R)
• M32: 79,250,519 km (0.069 R)
• M33: 80,253,872 km (0.116 R)
• M34: 85,924,080 km (0.109 R)
• M35: 88,856,797 km (0.114 R)
• M36: 89,396,995 km (0.097 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: 285 - 12,732 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit