🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.1

Radius: 8.5

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.63 AU - 0.75 AU

Year: 396 Days

Day: 11.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,180,063 km

• M1: 106,813 km (0.113 R)
• M2: 371,601 km (0.116 R)
• M3: 647,759 km (0.111 R)
• M4: 1,027,737 km (0.104 R)
• M5: 1,297,462 km (0.046 R)
• M6: 1,621,491 km (0.069 R)
• M7: 1,899,594 km (0.077 R)
• M8: 2,296,776 km (0.053 R)
• M9: 2,730,311 km (0.075 R)
• M10: 3,000,784 km (0.12 R)
• M11: 3,392,730 km (0.078 R)
• M12: 3,945,045 km (0.039 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.2

Radius: 9.4

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.75 AU - 0.85 AU

Year: 494 Days

Day: 7.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,180,063 km

• M1: 116,836 km (0.11 R)
• M2: 411,993 km (0.097 R)
• M3: 723,156 km (0.104 R)
• M4: 1,025,344 km (0.057 R)
• M5: 1,498,223 km (0.085 R)
• M6: 2,180,090 km (0.102 R)
• M7: 2,990,910 km (0.1 R)
• M8: 3,442,247 km (0.09 R)
• M9: 3,873,837 km (0.07 R)
• M10: 4,439,167 km (0.078 R)
• M11: 5,027,835 km (0.113 R)
• M12: 5,389,413 km (0.091 R)

Asteroid Belt

Center: 1.31 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.8

Radius: 11.3

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.4 AU - 2.22 AU

Year: 1681 Days

Day: 9.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,180,063 km

• M1: 160,818 km (0.104 R)
• M2: 667,356 km (0.085 R)
• M3: 1,077,703 km (0.085 R)
• M4: 1,471,594 km (0.075 R)
• M5: 1,875,359 km (0.107 R)
• M6: 2,229,756 km (0.092 R)
• M7: 3,122,856 km (0.099 R)
• M8: 4,164,356 km (0.103 R)
• M9: 5,071,069 km (0.102 R)
• M10: 5,652,406 km (0.086 R)
• M11: 6,504,515 km (0.111 R)
• M12: 7,191,618 km (0.077 R)
• M13: 7,552,897 km (0.032 R)
• M14: 7,926,294 km (0.112 R)
• M15: 8,648,253 km (0.101 R)
• M16: 9,347,922 km (0.105 R)
• M17: 10,327,639 km (0.052 R)
• M18: 10,716,743 km (0.073 R)
• M19: 11,078,919 km (0.082 R)
• M20: 11,789,659 km (0.073 R)
• M21: 12,214,816 km (0.099 R)
• M22: 12,851,654 km (0.092 R)
• M23: 13,805,639 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.8

Radius: 8.7

Gravity: 13.01 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.95 AU - 3.65 AU

Year: 4138 Days

Day: 6.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,180,063 km

• M1: 108,309 km (0.097 R)
• M2: 486,791 km (0.118 R)
• M3: 884,423 km (0.027 R)
• M4: 1,263,952 km (0.108 R)
• M5: 1,699,282 km (0.069 R)
• M6: 2,263,117 km (0.115 R)
• M7: 3,117,769 km (0.104 R)
• M8: 3,827,312 km (0.111 R)
• M9: 4,743,300 km (0.047 R)
• M10: 5,061,046 km (0.113 R)
• M11: 5,393,003 km (0.116 R)
• M12: 5,978,679 km (0.044 R)
• M13: 6,381,546 km (0.07 R)
• M14: 8,558,045 km (0.036 R)
• M15: 9,686,911 km (0.065 R)
• M16: 10,463,174 km (0.12 R)
• M17: 12,635,186 km (0.081 R)
• M18: 21,567,226 km (0.09 R)
• M19: 27,426,675 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 799.5

Radius: 3.6

Gravity: 61.69 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.02 AU - 6.52 AU

Year: 9567 Days

Day: 24.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 50,180,063 km

• M1: 44,879 km (0.097 R)
• M2: 249,080 km (0.061 R)
• M3: 375,341 km (0.097 R)
• M4: 696,528 km (0.06 R)
• M5: 1,202,019 km (0.094 R)
• M6: 1,531,583 km (0.106 R)
• M7: 2,037,673 km (0.113 R)
• M8: 2,216,442 km (0.034 R)
• M9: 3,177,908 km (0.074 R)
• M10: 3,620,119 km (0.048 R)
• M11: 3,829,406 km (0.102 R)
• M12: 4,966,949 km (0.07 R)
• M13: 5,629,667 km (0.091 R)
• M14: 5,839,553 km (0.043 R)
• M15: 6,576,921 km (0.074 R)
• M16: 9,997,177 km (0.053 R)
• M17: 10,993,499 km (0.067 R)
• M18: 11,768,565 km (0.094 R)
• M19: 11,882,260 km (0.092 R)
• M20: 13,120,182 km (0.063 R)
• M21: 13,801,600 km (0.107 R)
• M22: 14,506,506 km (0.079 R)
• M23: 14,834,574 km (0.057 R)
• M24: 15,987,375 km (0.092 R)
• M25: 16,908,299 km (0.077 R)
• M26: 17,939,029 km (0.086 R)
• M27: 18,469,802 km (0.069 R)
• M28: 19,962,938 km (0.089 R)
• M29: 20,863,218 km (0.087 R)
• M30: 27,533,638 km (0.048 R)
• M31: 28,647,992 km (0.097 R)
• M32: 34,789,583 km (0.081 R)
• M33: 35,023,853 km (0.106 R)
• M34: 36,693,067 km (0.085 R)
• M35: 38,664,766 km (0.093 R)
• M36: 42,150,098 km (0.108 R)
• M37: 43,492,439 km (0.08 R)
• M38: 48,706,524 km (0.05 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 522.3

Radius: 7.6

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.11 AU - 8.51 AU

Year: 12267 Days

Day: 23.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,180,063 km

• M1: 94,695 km (0.104 R)
• M2: 720,015 km (0.096 R)
• M3: 1,253,929 km (0.1 R)
• M4: 1,557,912 km (0.102 R)
• M5: 2,028,547 km (0.109 R)
• M6: 2,354,222 km (0.071 R)
• M7: 2,756,939 km (0.084 R)
• M8: 3,674,273 km (0.101 R)
• M9: 4,245,737 km (0.118 R)
• M10: 4,874,946 km (0.092 R)
• M11: 5,130,309 km (0.104 R)
• M12: 6,169,267 km (0.115 R)
• M13: 6,544,907 km (0.1 R)
• M14: 7,551,102 km (0.104 R)
• M15: 8,069,160 km (0.119 R)
• M16: 10,276,775 km (0.034 R)
• M17: 10,805,155 km (0.044 R)
• M18: 11,130,830 km (0.089 R)
• M19: 13,285,787 km (0.078 R)
• M20: 14,040,658 km (0.041 R)
• M21: 15,912,576 km (0.112 R)
• M22: 18,711,103 km (0.087 R)
• M23: 19,260,127 km (0.114 R)
• M24: 23,954,209 km (0.085 R)
• M25: 26,222,113 km (0.116 R)
• M26: 28,940,306 km (0.117 R)
• M27: 38,086,870 km (0.066 R)
• M28: 41,827,714 km (0.108 R)
• M29: 44,823,711 km (0.088 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 13,023 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit