🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.1

Radius: 10.9

Gravity: 7.54 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.49 AU - 0.59 AU

Year: 274 Days

Day: 7.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 79,464,251 km

• M1: 135,685 km (0.045 R)
• M2: 493,374 km (0.119 R)
• M3: 852,259 km (0.114 R)
• M4: 1,254,677 km (0.113 R)
• M5: 1,771,089 km (0.1 R)
• M6: 2,417,352 km (0.107 R)
• M7: 3,120,462 km (0.109 R)
• M8: 4,016,404 km (0.067 R)
• M9: 4,721,907 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.7

Radius: 9.8

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.74 AU - 0.82 AU

Year: 476 Days

Day: 9.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,464,251 km

• M1: 121,922 km (0.052 R)
• M2: 460,911 km (0.087 R)
• M3: 830,567 km (0.065 R)
• M4: 1,323,193 km (0.115 R)
• M5: 1,706,762 km (0.067 R)
• M6: 2,656,858 km (0.115 R)
• M7: 3,099,219 km (0.096 R)
• M8: 3,424,744 km (0.091 R)
• M9: 3,808,014 km (0.115 R)
• M10: 4,295,703 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151

Radius: 11.5

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.85 AU - 1.11 AU

Year: 670 Days

Day: 14.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 79,464,251 km

• M1: 143,165 km (0.047 R)
• M2: 559,496 km (0.085 R)
• M3: 1,005,298 km (0.117 R)
• M4: 1,605,784 km (0.072 R)
• M5: 2,444,130 km (0.036 R)
• M6: 3,832,697 km (0.046 R)
• M7: 4,489,133 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825

Radius: 12.5

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.25 AU - 1.31 AU

Year: 1000 Days

Day: 11.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,464,251 km

• M1: 155,582 km (0.088 R)
• M2: 551,717 km (0.098 R)
• M3: 1,122,582 km (0.107 R)
• M4: 1,669,363 km (0.063 R)
• M5: 2,214,048 km (0.056 R)
• M6: 2,613,325 km (0.105 R)
• M7: 3,254,502 km (0.114 R)
• M8: 3,743,836 km (0.049 R)
• M9: 4,247,981 km (0.111 R)
• M10: 6,213,996 km (0.118 R)
• M11: 7,212,712 km (0.102 R)
• M12: 9,856,405 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.6

Radius: 5.1

Gravity: 33.28 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 7.46 AU - 9.5 AU

Year: 17045 Days

Day: 17.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,464,251 km

• M1: 65,075 km (0.077 R)
• M2: 307,872 km (0.069 R)
• M3: 473,178 km (0.119 R)
• M4: 690,693 km (0.102 R)
• M5: 974,181 km (0.098 R)
• M6: 1,940,883 km (0.075 R)
• M7: 2,529,999 km (0.114 R)
• M8: 2,791,646 km (0.074 R)
• M9: 2,993,005 km (0.076 R)
• M10: 3,990,822 km (0.117 R)
• M11: 5,775,226 km (0.093 R)
• M12: 6,186,919 km (0.094 R)
• M13: 6,706,622 km (0.05 R)
• M14: 7,254,749 km (0.105 R)
• M15: 8,492,222 km (0.094 R)
• M16: 9,243,353 km (0.088 R)
• M17: 10,332,426 km (0.099 R)
• M18: 16,668,793 km (0.099 R)
• M19: 17,756,968 km (0.077 R)
• M20: 21,595,201 km (0.069 R)
• M21: 24,758,896 km (0.103 R)
• M22: 27,410,668 km (0.052 R)
• M23: 28,101,960 km (0.085 R)
• M24: 29,041,734 km (0.069 R)
• M25: 37,186,291 km (0.059 R)
• M26: 40,799,678 km (0.078 R)
• M27: 42,614,449 km (0.105 R)
• M28: 43,541,657 km (0.102 R)
• M29: 44,482,179 km (0.063 R)
• M30: 46,079,884 km (0.07 R)
• M31: 61,037,876 km (0.064 R)
• M32: 65,021,967 km (0.101 R)
• M33: 67,285,382 km (0.099 R)
• M34: 73,724,224 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 554.7

Radius: 6.6

Gravity: 12.73 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 8.46 AU - 12.68 AU

Year: 23720 Days

Day: 24.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 79,464,251 km

• M1: 82,578 km (0.046 R)
• M2: 329,115 km (0.112 R)
• M3: 689,048 km (0.06 R)
• M4: 986,299 km (0.101 R)
• M5: 1,697,188 km (0.04 R)
• M6: 2,182,783 km (0.096 R)
• M7: 2,658,953 km (0.099 R)
• M8: 3,066,457 km (0.117 R)
• M9: 4,437,970 km (0.098 R)
• M10: 7,961,000 km (0.043 R)
• M11: 8,376,434 km (0.1 R)
• M12: 8,643,466 km (0.11 R)
• M13: 9,082,386 km (0.042 R)
• M14: 11,967,231 km (0.077 R)
• M15: 12,443,551 km (0.103 R)
• M16: 15,812,046 km (0.071 R)
• M17: 16,056,190 km (0.093 R)
• M18: 19,277,032 km (0.11 R)
• M19: 20,697,165 km (0.106 R)
• M20: 23,112,273 km (0.095 R)
• M21: 27,310,138 km (0.093 R)
• M22: 36,890,386 km (0.093 R)
• M23: 37,176,417 km (0.089 R)
• M24: 44,333,030 km (0.064 R)
• M25: 48,318,317 km (0.075 R)
• M26: 52,535,930 km (0.12 R)
• M27: 53,079,868 km (0.053 R)
• M28: 53,444,438 km (0.116 R)
• M29: 55,480,016 km (0.064 R)
• M30: 74,567,507 km (0.104 R)
• M31: 75,945,304 km (0.091 R)
• M32: 76,408,459 km (0.073 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 15,061 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit