🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.4 AU - 0.64 AU

Year: 134 Days

Day: 23.7 Hours

Environment

Temp: 183 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 36,164,363 km

• M1: 95,892 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.49 AU - 0.67 AU

Year: 158 Days

Day: 20.5 Hours

Environment

Temp: 169 °C

Axial Tilt: 26.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.49 AU - 0.71 AU

Year: 166 Days

Day: 23.7 Hours

Environment

Temp: 214 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.04 AU - 1.2 AU

Year: 425 Days

Day: 38.5 Hours

Environment

Temp: 32 °C

Axial Tilt: 1.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 36,164,363 km

• M1: 311,014 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.15 AU - 1.29 AU

Year: 483 Days

Day: 12 Hours

Environment

Temp: 23 °C

Axial Tilt: 32.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 36,164,363 km

• M1: 55,501 km (0.088 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.99 AU - 1.51 AU

Year: 501 Days

Day: 40.3 Hours

Environment

Temp: 24 °C

Axial Tilt: 18.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 36,164,363 km

• M1: 635,641 km (0.113 R)
• M2: 1,012,030 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.8

Radius: 14.3

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 5.03 AU - 5.51 AU

Year: 4333 Days

Day: 11 Hours

Environment

Temp: -141 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 36,164,363 km

• M1: 182,509 km (0.115 R)
• M2: 442,361 km (0.041 R)
• M3: 663,915 km (0.105 R)
• M4: 826,379 km (0.09 R)
• M5: 926,160 km (0.069 R)
• M6: 1,057,208 km (0.064 R)
• M7: 1,181,075 km (0.053 R)
• M8: 1,295,667 km (0.12 R)
• M9: 2,134,014 km (0.104 R)
• M10: 2,258,329 km (0.08 R)
• M11: 2,684,085 km (0.086 R)
• M12: 2,799,425 km (0.056 R)
• M13: 2,975,801 km (0.101 R)
• M14: 3,318,978 km (0.047 R)
• M15: 4,043,780 km (0.111 R)
• M16: 4,288,971 km (0.047 R)
• M17: 4,700,664 km (0.111 R)
• M18: 4,817,201 km (0.069 R)
• M19: 5,269,435 km (0.036 R)
• M20: 5,464,062 km (0.12 R)
• M21: 5,611,566 km (0.116 R)
• M22: 5,735,582 km (0.083 R)
• M23: 6,317,668 km (0.119 R)
• M24: 6,550,592 km (0.119 R)
• M25: 7,132,078 km (0.11 R)
• M26: 7,293,644 km (0.086 R)
• M27: 7,429,180 km (0.102 R)
• M28: 7,757,996 km (0.033 R)
• M29: 7,951,875 km (0.09 R)
• M30: 8,288,320 km (0.101 R)
• M31: 8,429,840 km (0.069 R)
• M32: 8,543,684 km (0.102 R)
• M33: 8,830,463 km (0.083 R)
• M34: 9,178,877 km (0.074 R)
• M35: 9,829,328 km (0.05 R)
• M36: 11,237,493 km (0.093 R)
• M37: 11,583,662 km (0.101 R)
• M38: 11,742,086 km (0.102 R)
• M39: 11,965,286 km (0.07 R)
• M40: 12,254,160 km (0.091 R)
• M41: 12,480,502 km (0.049 R)
• M42: 12,708,190 km (0.103 R)
• M43: 13,035,958 km (0.102 R)
• M44: 13,499,413 km (0.083 R)
• M45: 13,901,083 km (0.086 R)
• M46: 14,002,062 km (0.04 R)
• M47: 14,171,107 km (0.12 R)
• M48: 14,374,710 km (0.089 R)
• M49: 15,407,384 km (0.108 R)
• M50: 16,428,240 km (0.053 R)
• M51: 16,749,576 km (0.081 R)
• M52: 17,000,900 km (0.065 R)
• M53: 18,202,770 km (0.109 R)
• M54: 18,795,327 km (0.09 R)
• M55: 20,572,550 km (0.111 R)
• M56: 21,151,045 km (0.075 R)
• M57: 21,539,550 km (0.096 R)
• M58: 22,284,548 km (0.069 R)
• M59: 22,442,373 km (0.118 R)
• M60: 23,961,091 km (0.089 R)
• M61: 24,406,893 km (0.119 R)
• M62: 24,610,346 km (0.057 R)
• M63: 25,347,863 km (0.09 R)
• M64: 25,595,298 km (0.048 R)
• M65: 25,802,042 km (0.113 R)
• M66: 26,009,535 km (0.095 R)
• M67: 26,384,128 km (0.1 R)
• M68: 26,760,666 km (0.101 R)
• M69: 27,518,828 km (0.102 R)
• M70: 27,943,237 km (0.077 R)
• M71: 28,712,469 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.8

Radius: 12.8

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 11.26 AU - 11.54 AU

Year: 13786 Days

Day: 13.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 36,164,363 km

• M1: 184,903 km (0.115 R)
• M2: 301,440 km (0.05 R)
• M3: 537,804 km (0.076 R)
• M4: 688,300 km (0.097 R)
• M5: 1,163,871 km (0.069 R)
• M6: 1,297,762 km (0.078 R)
• M7: 1,655,899 km (0.104 R)
• M8: 2,106,188 km (0.093 R)
• M9: 2,250,850 km (0.078 R)
• M10: 3,024,121 km (0.066 R)
• M11: 3,428,035 km (0.063 R)
• M12: 4,552,263 km (0.109 R)
• M13: 5,098,744 km (0.109 R)
• M14: 5,351,565 km (0.071 R)
• M15: 5,522,405 km (0.1 R)
• M16: 6,016,378 km (0.106 R)
• M17: 6,464,124 km (0.111 R)
• M18: 6,646,334 km (0.053 R)
• M19: 6,953,758 km (0.101 R)
• M20: 8,328,413 km (0.116 R)
• M21: 8,659,922 km (0.106 R)
• M22: 9,267,887 km (0.1 R)
• M23: 10,029,490 km (0.111 R)
• M24: 10,311,632 km (0.09 R)
• M25: 10,631,921 km (0.088 R)
• M26: 10,775,385 km (0.087 R)
• M27: 10,991,853 km (0.064 R)
• M28: 11,502,431 km (0.091 R)
• M29: 12,736,464 km (0.056 R)
• M30: 12,850,756 km (0.034 R)
• M31: 13,118,686 km (0.086 R)
• M32: 13,427,306 km (0.092 R)
• M33: 13,855,456 km (0.064 R)
• M34: 14,407,023 km (0.102 R)
• M35: 14,565,896 km (0.074 R)
• M36: 15,735,302 km (0.102 R)
• M37: 15,817,132 km (0.052 R)
• M38: 16,310,656 km (0.088 R)
• M39: 17,102,477 km (0.104 R)
• M40: 17,864,230 km (0.079 R)
• M41: 18,637,052 km (0.078 R)
• M42: 18,810,287 km (0.112 R)
• M43: 19,289,449 km (0.043 R)
• M44: 19,949,325 km (0.105 R)
• M45: 20,571,951 km (0.075 R)
• M46: 21,381,724 km (0.118 R)
• M47: 22,477,828 km (0.12 R)
• M48: 22,847,185 km (0.08 R)
• M49: 23,032,687 km (0.098 R)
• M50: 23,685,681 km (0.04 R)
• M51: 25,057,793 km (0.091 R)
• M52: 26,212,838 km (0.094 R)
• M53: 27,631,475 km (0.087 R)
• M54: 28,126,494 km (0.119 R)
• M55: 28,524,574 km (0.057 R)
• M56: 30,440,923 km (0.064 R)
• M57: 30,952,248 km (0.083 R)
• M58: 32,035,038 km (0.099 R)
• M59: 32,294,590 km (0.082 R)
• M60: 32,973,016 km (0.112 R)
• M61: 33,340,279 km (0.066 R)
• M62: 34,715,981 km (0.084 R)
• M63: 35,303,751 km (0.081 R)
• M64: 35,948,518 km (0.096 R)

Kuiper Belt

Range: 30.6 - 51.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 13,882 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit