🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.2

Radius: 8.4

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.08 AU - 1.26 AU

Year: 874 Days

Day: 9.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 75,410,893 km

• M1: 105,317 km (0.084 R)
• M2: 404,064 km (0.118 R)
• M3: 759,060 km (0.042 R)
• M4: 1,106,127 km (0.043 R)
• M5: 1,427,313 km (0.061 R)
• M6: 1,796,970 km (0.1 R)
• M7: 2,553,187 km (0.036 R)
• M8: 3,315,687 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.5

Radius: 9.2

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.98 AU - 1.36 AU

Year: 874 Days

Day: 11.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,410,893 km

• M1: 114,442 km (0.035 R)
• M2: 414,536 km (0.114 R)
• M3: 792,719 km (0.073 R)
• M4: 1,395,000 km (0.104 R)
• M5: 1,970,802 km (0.113 R)
• M6: 2,267,904 km (0.112 R)
• M7: 2,666,582 km (0.069 R)
• M8: 3,169,081 km (0.079 R)
• M9: 3,517,495 km (0.063 R)
• M10: 4,436,175 km (0.077 R)
• M11: 5,490,092 km (0.114 R)
• M12: 5,799,909 km (0.094 R)
• M13: 6,103,144 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.9

Radius: 13.5

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.34 AU - 1.6 AU

Year: 1230 Days

Day: 13 Hours

Environment

Temp: -181 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,410,893 km

• M1: 169,046 km (0.052 R)
• M2: 594,203 km (0.092 R)
• M3: 1,129,913 km (0.12 R)
• M4: 2,185,475 km (0.106 R)
• M5: 5,308,331 km (0.104 R)
• M6: 6,560,465 km (0.107 R)
• M7: 7,543,024 km (0.063 R)
• M8: 8,056,145 km (0.104 R)
• M9: 9,212,985 km (0.089 R)
• M10: 10,151,263 km (0.079 R)
• M11: 10,643,739 km (0.045 R)
• M12: 11,429,876 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.1

Radius: 13.2

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.19 AU - 1.83 AU

Year: 1281 Days

Day: 10 Hours

Environment

Temp: -200 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 75,410,893 km

• M1: 164,109 km (0.072 R)
• M2: 793,467 km (0.1 R)
• M3: 1,779,018 km (0.042 R)
• M4: 2,730,311 km (0.109 R)
• M5: 4,320,237 km (0.053 R)
• M6: 5,091,414 km (0.09 R)
• M7: 6,031,936 km (0.052 R)
• M8: 6,996,393 km (0.087 R)
• M9: 8,109,850 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.8

Radius: 9.2

Gravity: 8.74 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.5 AU - 2.06 AU

Year: 1639 Days

Day: 12 Hours

Environment

Temp: -195 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,410,893 km

• M1: 114,442 km (0.039 R)
• M2: 558,299 km (0.114 R)
• M3: 1,028,934 km (0.116 R)
• M4: 1,342,491 km (0.111 R)
• M5: 2,750,506 km (0.106 R)
• M6: 3,480,993 km (0.066 R)
• M7: 3,838,981 km (0.06 R)
• M8: 5,063,439 km (0.098 R)
• M9: 5,615,306 km (0.102 R)
• M10: 6,812,986 km (0.073 R)
• M11: 7,130,583 km (0.107 R)
• M12: 7,569,503 km (0.116 R)
• M13: 7,968,331 km (0.116 R)
• M14: 8,964,054 km (0.076 R)
• M15: 9,378,291 km (0.068 R)
• M16: 9,872,113 km (0.07 R)
• M17: 10,522,415 km (0.118 R)
• M18: 11,757,196 km (0.107 R)
• M19: 12,605,865 km (0.101 R)
• M20: 14,338,956 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.8

Radius: 12.4

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.72 AU - 5.86 AU

Year: 7236 Days

Day: 6.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 75,410,893 km

• M1: 160,369 km (0.052 R)
• M2: 588,967 km (0.106 R)
• M3: 1,043,296 km (0.117 R)
• M4: 2,142,541 km (0.108 R)
• M5: 3,083,960 km (0.086 R)
• M6: 4,032,859 km (0.115 R)
• M7: 4,545,083 km (0.087 R)
• M8: 5,417,986 km (0.104 R)
• M9: 7,641,459 km (0.116 R)
• M10: 11,578,277 km (0.079 R)
• M11: 11,970,822 km (0.103 R)
• M12: 12,658,673 km (0.046 R)
• M13: 13,936,538 km (0.113 R)
• M14: 14,561,558 km (0.116 R)
• M15: 15,251,952 km (0.089 R)
• M16: 15,676,510 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 545

Radius: 6

Gravity: 15.14 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 8.29 AU - 11.89 AU

Year: 22123 Days

Day: 19.4 Hours

Environment

Temp: -242 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 75,410,893 km

• M1: 79,137 km (0.068 R)
• M2: 413,040 km (0.077 R)
• M3: 742,903 km (0.1 R)
• M4: 1,168,958 km (0.089 R)
• M5: 1,607,429 km (0.053 R)
• M6: 2,429,320 km (0.091 R)
• M7: 3,360,417 km (0.12 R)
• M8: 3,859,775 km (0.088 R)
• M9: 4,932,391 km (0.028 R)
• M10: 9,323,089 km (0.092 R)
• M11: 10,913,763 km (0.078 R)
• M12: 12,745,888 km (0.103 R)
• M13: 13,163,565 km (0.089 R)
• M14: 13,375,845 km (0.112 R)
• M15: 16,923,409 km (0.059 R)
• M16: 17,174,584 km (0.104 R)
• M17: 18,116,452 km (0.116 R)
• M18: 20,668,442 km (0.052 R)
• M19: 21,342,081 km (0.085 R)
• M20: 23,244,068 km (0.081 R)
• M21: 24,608,700 km (0.067 R)
• M22: 26,585,187 km (0.12 R)
• M23: 28,193,664 km (0.03 R)
• M24: 31,477,187 km (0.106 R)
• M25: 34,200,766 km (0.112 R)
• M26: 35,414,603 km (0.101 R)
• M27: 35,825,548 km (0.087 R)
• M28: 39,521,214 km (0.043 R)
• M29: 44,091,878 km (0.111 R)
• M30: 44,726,771 km (0.113 R)
• M31: 52,827,047 km (0.034 R)
• M32: 56,658,847 km (0.051 R)
• M33: 57,786,815 km (0.025 R)
• M34: 58,166,046 km (0.081 R)
• M35: 73,395,109 km (0.104 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 18,131 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit