🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.72 AU - 0.96 AU

Year: 276 Days

Day: 23.6 Hours

Environment

Temp: 161 °C

Axial Tilt: 143.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1 AU - 1.14 AU

Year: 396 Days

Day: 25.9 Hours

Environment

Temp: 28 °C

Axial Tilt: 34.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.85 AU - 2.31 AU

Year: 1074 Days

Day: 43.7 Hours

Environment

Temp: -62 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.33 AU - 4.07 AU

Year: 2549 Days

Day: 33.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.8

Radius: 9.7

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 7.19 AU - 9.57 AU

Year: 8688 Days

Day: 9.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 36,412,564 km

• M1: 156,928 km (0.108 R)
• M2: 478,713 km (0.101 R)
• M3: 576,101 km (0.103 R)
• M4: 694,583 km (0.069 R)
• M5: 764,146 km (0.115 R)
• M6: 1,610,421 km (0.082 R)
• M7: 2,597,468 km (0.109 R)
• M8: 2,823,211 km (0.086 R)
• M9: 3,563,421 km (0.107 R)
• M10: 3,789,164 km (0.113 R)
• M11: 4,281,491 km (0.075 R)
• M12: 4,361,077 km (0.075 R)
• M13: 4,629,905 km (0.037 R)
• M14: 4,766,487 km (0.104 R)
• M15: 5,354,407 km (0.059 R)
• M16: 5,555,467 km (0.11 R)
• M17: 6,293,882 km (0.086 R)
• M18: 6,384,688 km (0.068 R)
• M19: 6,690,166 km (0.041 R)
• M20: 6,813,734 km (0.078 R)
• M21: 6,906,934 km (0.116 R)
• M22: 7,220,640 km (0.115 R)
• M23: 7,347,350 km (0.112 R)
• M24: 7,442,943 km (0.109 R)
• M25: 7,732,116 km (0.102 R)
• M26: 8,288,620 km (0.058 R)
• M27: 8,722,753 km (0.099 R)
• M28: 8,857,989 km (0.077 R)
• M29: 9,061,891 km (0.109 R)
• M30: 9,198,773 km (0.082 R)
• M31: 9,370,811 km (0.07 R)
• M32: 10,105,037 km (0.118 R)
• M33: 10,247,005 km (0.111 R)
• M34: 10,857,664 km (0.116 R)
• M35: 11,369,438 km (0.066 R)
• M36: 11,480,141 km (0.094 R)
• M37: 11,665,492 km (0.069 R)
• M38: 12,114,286 km (0.083 R)
• M39: 12,227,382 km (0.113 R)
• M40: 12,302,929 km (0.091 R)
• M41: 12,454,621 km (0.074 R)
• M42: 14,005,053 km (0.087 R)
• M43: 14,084,041 km (0.06 R)
• M44: 14,282,558 km (0.066 R)
• M45: 14,442,029 km (0.054 R)
• M46: 14,923,734 km (0.06 R)
• M47: 15,045,058 km (0.111 R)
• M48: 15,492,505 km (0.026 R)
• M49: 15,574,485 km (0.095 R)
• M50: 16,027,168 km (0.102 R)
• M51: 17,368,462 km (0.092 R)
• M52: 17,752,331 km (0.056 R)
• M53: 17,923,770 km (0.07 R)
• M54: 18,702,127 km (0.09 R)
• M55: 18,832,876 km (0.026 R)
• M56: 18,964,073 km (0.099 R)
• M57: 19,845,803 km (0.069 R)
• M58: 21,466,546 km (0.104 R)
• M59: 22,062,245 km (0.059 R)
• M60: 22,154,397 km (0.101 R)
• M61: 22,942,629 km (0.094 R)
• M62: 23,082,652 km (0.107 R)
• M63: 23,504,668 km (0.103 R)
• M64: 23,740,135 km (0.061 R)
• M65: 24,689,932 km (0.09 R)
• M66: 24,833,396 km (0.053 R)
• M67: 25,603,676 km (0.11 R)
• M68: 26,479,571 km (0.111 R)
• M69: 27,315,823 km (0.1 R)
• M70: 29,014,058 km (0.087 R)
• M71: 29,216,165 km (0.096 R)
• M72: 30,233,430 km (0.105 R)
• M73: 30,438,230 km (0.082 R)
• M74: 31,107,232 km (0.079 R)
• M75: 31,573,229 km (0.109 R)
• M76: 32,827,009 km (0.113 R)
• M77: 33,671,938 km (0.098 R)
• M78: 34,791,678 km (0.112 R)
• M79: 34,952,645 km (0.092 R)
• M80: 35,060,206 km (0.118 R)
• M81: 35,437,043 km (0.081 R)

Kuiper Belt

Range: 30.6 - 53.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 12,626 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit