🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.52 AU - 0.58 AU

Year: 155 Days

Day: 42.1 Hours

Environment

Temp: 165 °C

Axial Tilt: 8.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.86 AU - 1.26 AU

Year: 416 Days

Day: 22.7 Hours

Environment

Temp: 16 °C

Axial Tilt: 32.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 74,191,480 km

• M1: 76,145 km (0.096 R)
• M2: 629,059 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.01 AU - 1.15 AU

Year: 427 Days

Day: 34.4 Hours

Environment

Temp: 13 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 74,191,480 km

• M1: 177,423 km (0.049 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.67 AU - 2.03 AU

Year: 958 Days

Day: 40.2 Hours

Environment

Temp: -69 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.82 AU - 2.02 AU

Year: 1013 Days

Day: 20.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 113.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,191,480 km

• M1: 383,120 km (0.046 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 772.1

Radius: 5.5

Gravity: 25.52 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 12.5 AU - 13.78 AU

Year: 18138 Days

Day: 21.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 74,191,480 km

• M1: 131,646 km (0.078 R)
• M2: 204,500 km (0.11 R)
• M3: 473,028 km (0.11 R)
• M4: 617,540 km (0.092 R)
• M5: 972,835 km (0.052 R)
• M6: 1,268,590 km (0.096 R)
• M7: 1,325,138 km (0.104 R)
• M8: 1,872,965 km (0.119 R)
• M9: 2,554,384 km (0.109 R)
• M10: 2,662,693 km (0.076 R)
• M11: 2,772,647 km (0.104 R)
• M12: 3,304,916 km (0.102 R)
• M13: 3,909,740 km (0.114 R)
• M14: 4,246,036 km (0.106 R)
• M15: 5,309,827 km (0.077 R)
• M16: 6,062,454 km (0.083 R)
• M17: 6,110,475 km (0.054 R)
• M18: 8,729,036 km (0.109 R)
• M19: 10,409,917 km (0.12 R)
• M20: 10,991,853 km (0.116 R)
• M21: 13,297,904 km (0.089 R)
• M22: 13,486,098 km (0.05 R)
• M23: 13,801,750 km (0.095 R)
• M24: 14,828,291 km (0.071 R)
• M25: 15,285,162 km (0.119 R)
• M26: 15,416,509 km (0.114 R)
• M27: 15,879,216 km (0.11 R)
• M28: 16,413,729 km (0.11 R)
• M29: 18,399,940 km (0.068 R)
• M30: 18,749,999 km (0.091 R)
• M31: 19,031,542 km (0.033 R)
• M32: 19,102,152 km (0.104 R)
• M33: 19,314,581 km (0.106 R)
• M34: 19,813,191 km (0.105 R)
• M35: 20,028,313 km (0.073 R)
• M36: 20,677,866 km (0.115 R)
• M37: 22,220,520 km (0.073 R)
• M38: 22,294,870 km (0.08 R)
• M39: 26,039,305 km (0.027 R)
• M40: 26,353,460 km (0.113 R)
• M41: 27,702,683 km (0.098 R)
• M42: 27,862,903 km (0.111 R)
• M43: 27,943,087 km (0.063 R)
• M44: 28,749,420 km (0.052 R)
• M45: 28,911,584 km (0.095 R)
• M46: 30,467,551 km (0.117 R)
• M47: 30,964,515 km (0.073 R)
• M48: 31,631,423 km (0.093 R)
• M49: 32,640,460 km (0.084 R)
• M50: 33,404,157 km (0.062 R)
• M51: 33,916,530 km (0.043 R)
• M52: 34,259,708 km (0.066 R)
• M53: 34,603,783 km (0.094 R)
• M54: 36,166,931 km (0.076 R)
• M55: 36,517,439 km (0.032 R)
• M56: 36,605,253 km (0.093 R)
• M57: 36,868,994 km (0.077 R)
• M58: 38,643,823 km (0.05 R)
• M59: 38,733,282 km (0.026 R)
• M60: 38,912,351 km (0.072 R)
• M61: 39,631,618 km (0.066 R)
• M62: 40,901,105 km (0.078 R)
• M63: 41,083,465 km (0.055 R)
• M64: 43,107,973 km (0.034 R)
• M65: 44,413,065 km (0.076 R)
• M66: 45,164,644 km (0.104 R)
• M67: 50,737,763 km (0.093 R)
• M68: 51,031,873 km (0.094 R)
• M69: 51,130,159 km (0.114 R)
• M70: 51,326,581 km (0.115 R)
• M71: 51,523,451 km (0.116 R)
• M72: 52,808,497 km (0.086 R)
• M73: 53,604,507 km (0.089 R)
• M74: 54,204,245 km (0.079 R)
• M75: 55,309,325 km (0.098 R)
• M76: 56,016,474 km (0.107 R)
• M77: 57,031,795 km (0.06 R)
• M78: 58,053,249 km (0.047 R)
• M79: 58,977,764 km (0.116 R)
• M80: 59,183,910 km (0.07 R)
• M81: 60,010,587 km (0.111 R)
• M82: 60,737,184 km (0.12 R)
• M83: 61,049,545 km (0.058 R)
• M84: 61,362,354 km (0.12 R)
• M85: 61,989,468 km (0.082 R)
• M86: 63,039,645 km (0.092 R)
• M87: 64,095,656 km (0.115 R)
• M88: 64,625,682 km (0.077 R)
• M89: 64,731,896 km (0.111 R)
• M90: 65,370,380 km (0.082 R)
• M91: 68,269,287 km (0.09 R)
• M92: 69,136,207 km (0.048 R)
• M93: 71,100,278 km (0.073 R)
• M94: 72,088,970 km (0.109 R)
• M95: 73,082,449 km (0.098 R)
• M96: 73,193,002 km (0.091 R)
• M97: 73,747,113 km (0.086 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 16,162 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit