🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.5 AU - 0.82 AU

Year: 206 Days

Day: 23.1 Hours

Environment

Temp: 119 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.89 AU - 1.25 AU

Year: 426 Days

Day: 39.8 Hours

Environment

Temp: 7 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,691,076 km

• M1: 85,570 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.67 AU - 1.99 AU

Year: 953 Days

Day: 47.5 Hours

Environment

Temp: -82 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.16 AU - 2.72 AU

Year: 1467 Days

Day: 39.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.59 AU - 2.99 AU

Year: 1794 Days

Day: 19.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.49 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 16.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 379.8

Radius: 7.1

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 13.83 AU - 18.55 AU

Year: 25081 Days

Day: 20.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 72,691,076 km

• M1: 90,656 km (0.081 R)
• M2: 263,591 km (0.114 R)
• M3: 647,460 km (0.086 R)
• M4: 713,283 km (0.11 R)
• M5: 949,198 km (0.099 R)
• M6: 1,155,344 km (0.103 R)
• M7: 1,404,275 km (0.091 R)
• M8: 1,490,892 km (0.082 R)
• M9: 2,048,593 km (0.03 R)
• M10: 2,523,267 km (0.048 R)
• M11: 3,973,319 km (0.094 R)
• M12: 4,055,598 km (0.091 R)
• M13: 4,475,968 km (0.101 R)
• M14: 4,910,251 km (0.116 R)
• M15: 5,132,404 km (0.081 R)
• M16: 5,177,283 km (0.034 R)
• M17: 5,357,848 km (0.068 R)
• M18: 5,586,583 km (0.102 R)
• M19: 7,025,266 km (0.111 R)
• M20: 7,992,416 km (0.103 R)
• M21: 9,713,539 km (0.087 R)
• M22: 10,048,639 km (0.073 R)
• M23: 10,730,206 km (0.105 R)
• M24: 10,845,247 km (0.076 R)
• M25: 11,780,384 km (0.11 R)
• M26: 12,077,784 km (0.112 R)
• M27: 12,137,623 km (0.08 R)
• M28: 13,107,765 km (0.079 R)
• M29: 13,169,250 km (0.094 R)
• M30: 13,976,929 km (0.036 R)
• M31: 14,355,112 km (0.1 R)
• M32: 16,627,504 km (0.051 R)
• M33: 17,095,297 km (0.057 R)
• M34: 17,364,573 km (0.071 R)
• M35: 18,455,441 km (0.065 R)
• M36: 19,009,252 km (0.096 R)
• M37: 19,568,449 km (0.095 R)
• M38: 20,417,417 km (0.1 R)
• M39: 20,560,133 km (0.071 R)
• M40: 21,206,097 km (0.113 R)
• M41: 22,591,822 km (0.107 R)
• M42: 23,482,079 km (0.108 R)
• M43: 25,143,662 km (0.119 R)
• M44: 26,453,391 km (0.06 R)
• M45: 26,531,182 km (0.085 R)
• M46: 27,312,682 km (0.043 R)
• M47: 28,260,534 km (0.051 R)
• M48: 30,432,096 km (0.094 R)
• M49: 31,744,219 km (0.076 R)
• M50: 31,909,525 km (0.119 R)
• M51: 32,324,061 km (0.062 R)
• M52: 32,407,088 km (0.118 R)
• M53: 32,656,916 km (0.086 R)
• M54: 32,907,343 km (0.066 R)
• M55: 33,158,368 km (0.113 R)
• M56: 34,338,396 km (0.097 R)
• M57: 34,508,190 km (0.108 R)
• M58: 34,933,646 km (0.1 R)
• M59: 35,617,907 km (0.092 R)
• M60: 35,703,776 km (0.106 R)
• M61: 37,522,587 km (0.051 R)
• M62: 37,697,317 km (0.07 R)
• M63: 38,487,343 km (0.108 R)
• M64: 38,840,095 km (0.074 R)
• M65: 39,105,482 km (0.115 R)
• M66: 40,979,494 km (0.086 R)
• M67: 43,890,968 km (0.066 R)
• M68: 44,167,275 km (0.047 R)
• M69: 45,185,588 km (0.062 R)
• M70: 46,211,530 km (0.085 R)
• M71: 47,906,923 km (0.064 R)
• M72: 48,857,617 km (0.115 R)
• M73: 50,874,197 km (0.055 R)
• M74: 51,164,417 km (0.059 R)
• M75: 51,455,235 km (0.057 R)
• M76: 51,843,890 km (0.111 R)
• M77: 52,233,593 km (0.054 R)
• M78: 52,624,193 km (0.073 R)
• M79: 52,819,867 km (0.12 R)
• M80: 54,591,704 km (0.102 R)
• M81: 55,385,320 km (0.066 R)
• M82: 55,484,803 km (0.079 R)
• M83: 55,684,067 km (0.071 R)
• M84: 55,783,700 km (0.111 R)
• M85: 56,683,381 km (0.053 R)
• M86: 58,092,294 km (0.088 R)
• M87: 58,294,550 km (0.115 R)
• M88: 59,004,093 km (0.031 R)
• M89: 59,105,820 km (0.119 R)
• M90: 59,818,653 km (0.054 R)
• M91: 61,150,074 km (0.102 R)
• M92: 62,802,233 km (0.075 R)
• M93: 63,217,517 km (0.108 R)
• M94: 65,413,015 km (0.094 R)
• M95: 67,526,983 km (0.094 R)
• M96: 70,308,456 km (0.084 R)
• M97: 72,691,101 km (0.108 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 19,354 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit