🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.59 AU - 0.67 AU

Year: 147 Days

Day: 25.5 Hours

Environment

Temp: 326 °C

Axial Tilt: 20 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.58 AU - 1.62 AU

Year: 596 Days

Day: 17.1 Hours

Environment

Temp: 159 °C

Axial Tilt: 10.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.81 AU - 1.87 AU

Year: 735 Days

Day: 33.5 Hours

Environment

Temp: 116 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.59 AU - 2.15 AU

Year: 753 Days

Day: 21.2 Hours

Environment

Temp: 151 °C

Axial Tilt: 23.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.51 AU - 3.07 AU

Year: 1372 Days

Day: 17.7 Hours

Environment

Temp: -9 °C

Axial Tilt: 13.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.14 AU - 4.6 AU

Year: 2241 Days

Day: 14.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,727,916 km

• M1: 534,064 km (0.041 R)
• M2: 1,462,918 km (0.097 R)

Planet 7 - Terrestrial

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 5.89 AU - 5.91 AU

Year: 4218 Days

Day: 15.2 Hours

Environment

Temp: -93 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.14 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.8

Radius: 14.6

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 9.85 AU - 10.91 AU

Year: 9843 Days

Day: 7.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 48,727,916 km

• M1: 183,108 km (0.114 R)
• M2: 409,001 km (0.107 R)
• M3: 708,196 km (0.087 R)
• M4: 842,236 km (0.119 R)
• M5: 967,599 km (0.102 R)
• M6: 1,218,774 km (0.097 R)
• M7: 1,716,785 km (0.118 R)
• M8: 2,099,606 km (0.12 R)
• M9: 2,697,399 km (0.091 R)
• M10: 2,806,755 km (0.066 R)
• M11: 2,945,582 km (0.073 R)
• M12: 3,172,821 km (0.097 R)
• M13: 3,614,434 km (0.104 R)
• M14: 3,827,312 km (0.103 R)
• M15: 4,170,489 km (0.108 R)
• M16: 4,953,784 km (0.097 R)
• M17: 5,501,611 km (0.104 R)
• M18: 5,782,706 km (0.117 R)
• M19: 6,322,754 km (0.092 R)
• M20: 6,580,511 km (0.068 R)
• M21: 6,804,160 km (0.065 R)
• M22: 6,916,957 km (0.115 R)
• M23: 7,182,493 km (0.116 R)
• M24: 7,723,888 km (0.072 R)
• M25: 7,920,459 km (0.115 R)
• M26: 8,682,660 km (0.101 R)
• M27: 9,552,422 km (0.103 R)
• M28: 9,678,833 km (0.114 R)
• M29: 10,320,009 km (0.077 R)
• M30: 10,493,243 km (0.117 R)
• M31: 10,667,525 km (0.039 R)
• M32: 11,329,795 km (0.102 R)
• M33: 12,050,707 km (0.098 R)
• M34: 12,833,253 km (0.06 R)
• M35: 13,395,442 km (0.065 R)
• M36: 13,632,106 km (0.039 R)
• M37: 14,302,155 km (0.095 R)
• M38: 14,689,913 km (0.115 R)
• M39: 14,982,975 km (0.12 R)
• M40: 15,525,417 km (0.064 R)
• M41: 16,124,406 km (0.091 R)
• M42: 16,426,893 km (0.072 R)
• M43: 17,037,253 km (0.083 R)
• M44: 17,655,092 km (0.109 R)
• M45: 18,806,996 km (0.082 R)
• M46: 18,966,018 km (0.105 R)
• M47: 19,445,629 km (0.037 R)
• M48: 20,091,293 km (0.082 R)
• M49: 20,416,818 km (0.076 R)
• M50: 20,580,179 km (0.028 R)
• M51: 20,689,386 km (0.068 R)
• M52: 21,073,104 km (0.118 R)
• M53: 21,680,621 km (0.038 R)
• M54: 22,687,564 km (0.105 R)
• M55: 22,800,361 km (0.064 R)
• M56: 23,026,553 km (0.108 R)
• M57: 24,110,988 km (0.117 R)
• M58: 24,862,717 km (0.106 R)
• M59: 25,153,835 km (0.058 R)
• M60: 25,446,149 km (0.032 R)
• M61: 25,857,394 km (0.059 R)
• M62: 26,270,583 km (0.104 R)
• M63: 26,805,246 km (0.038 R)
• M64: 27,223,671 km (0.113 R)
• M65: 28,309,303 km (0.096 R)
• M66: 29,717,019 km (0.073 R)
• M67: 32,219,193 km (0.092 R)
• M68: 32,473,060 km (0.083 R)
• M69: 32,663,947 km (0.099 R)
• M70: 33,238,852 km (0.067 R)
• M71: 33,367,057 km (0.042 R)
• M72: 34,010,627 km (0.111 R)
• M73: 34,139,880 km (0.114 R)
• M74: 34,528,385 km (0.092 R)
• M75: 34,658,236 km (0.085 R)
• M76: 37,222,942 km (0.053 R)
• M77: 39,033,974 km (0.1 R)
• M78: 39,916,153 km (0.117 R)
• M79: 40,188,870 km (0.073 R)
• M80: 40,667,732 km (0.068 R)
• M81: 41,700,257 km (0.044 R)
• M82: 42,254,517 km (0.096 R)
• M83: 43,861,348 km (0.116 R)
• M84: 44,072,430 km (0.078 R)
• M85: 45,488,225 km (0.093 R)
• M86: 45,844,417 km (0.07 R)
• M87: 47,278,761 km (0.08 R)

Kuiper Belt

Range: 37.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 15,793 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit