🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902

Radius: 13.1

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.57 AU - 0.87 AU

Year: 422 Days

Day: 7.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 86,839,180 km

• M1: 162,912 km (0.09 R)
• M2: 874,848 km (0.063 R)
• M3: 1,449,753 km (0.064 R)
• M4: 2,036,625 km (0.064 R)
• M5: 2,585,650 km (0.073 R)
• M6: 3,410,532 km (0.07 R)
• M7: 3,918,417 km (0.094 R)
• M8: 4,346,566 km (0.093 R)
• M9: 5,684,719 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284

Radius: 13.2

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.71 AU - 0.81 AU

Year: 457 Days

Day: 6.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 86,839,180 km

• M1: 164,109 km (0.109 R)
• M2: 581,936 km (0.11 R)
• M3: 1,087,726 km (0.096 R)
• M4: 1,721,423 km (0.11 R)
• M5: 2,191,609 km (0.116 R)
• M6: 3,026,066 km (0.057 R)
• M7: 3,871,144 km (0.103 R)
• M8: 4,362,723 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.1

Radius: 10.7

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.91 AU - 3.77 AU

Year: 4213 Days

Day: 8.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,839,180 km

• M1: 135,685 km (0.098 R)
• M2: 472,729 km (0.051 R)
• M3: 1,288,636 km (0.104 R)
• M4: 2,146,430 km (0.103 R)
• M5: 2,733,602 km (0.082 R)
• M6: 3,600,372 km (0.093 R)
• M7: 4,011,916 km (0.114 R)
• M8: 4,979,515 km (0.054 R)
• M9: 6,652,917 km (0.066 R)
• M10: 7,404,496 km (0.075 R)
• M11: 8,891,649 km (0.071 R)
• M12: 10,445,372 km (0.113 R)
• M13: 10,860,506 km (0.115 R)
• M14: 11,635,722 km (0.078 R)
• M15: 12,401,364 km (0.032 R)
• M16: 14,033,028 km (0.074 R)
• M17: 14,744,815 km (0.109 R)
• M18: 15,215,001 km (0.045 R)
• M19: 16,742,096 km (0.081 R)
• M20: 18,011,733 km (0.086 R)
• M21: 18,791,587 km (0.099 R)
• M22: 23,453,356 km (0.11 R)
• M23: 24,094,532 km (0.067 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 234.5

Radius: 7

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 6.8 AU - 9.46 AU

Year: 16001 Days

Day: 19.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,839,180 km

• M1: 137,032 km (0.097 R)
• M2: 1,424,770 km (0.078 R)
• M3: 1,934,600 km (0.097 R)
• M4: 2,679,597 km (0.118 R)
• M5: 8,388,850 km (0.076 R)
• M6: 8,745,940 km (0.07 R)
• M7: 10,633,417 km (0.059 R)
• M8: 15,193,309 km (0.032 R)
• M9: 16,893,040 km (0.107 R)
• M10: 17,462,709 km (0.116 R)
• M11: 20,827,016 km (0.077 R)
• M12: 21,898,136 km (0.102 R)
• M13: 35,507,354 km (0.102 R)
• M14: 38,725,503 km (0.098 R)
• M15: 42,262,745 km (0.097 R)
• M16: 44,512,248 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 432.9

Radius: 6.1

Gravity: 11.63 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 9.2 AU - 10.5 AU

Year: 21339 Days

Day: 16.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 161.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 86,839,180 km

• M1: 75,996 km (0.092 R)
• M2: 283,488 km (0.063 R)
• M3: 543,040 km (0.069 R)
• M4: 1,178,682 km (0.097 R)
• M5: 1,841,999 km (0.11 R)
• M6: 2,204,474 km (0.102 R)
• M7: 3,046,112 km (0.092 R)
• M8: 3,872,042 km (0.073 R)
• M9: 4,336,992 km (0.045 R)
• M10: 4,633,495 km (0.052 R)
• M11: 5,528,240 km (0.083 R)
• M12: 6,618,509 km (0.082 R)
• M13: 8,691,187 km (0.058 R)
• M14: 9,109,613 km (0.117 R)
• M15: 12,358,878 km (0.071 R)
• M16: 14,712,502 km (0.119 R)
• M17: 15,382,102 km (0.116 R)
• M18: 17,761,456 km (0.054 R)
• M19: 20,927,396 km (0.036 R)
• M20: 22,061,198 km (0.077 R)
• M21: 23,837,523 km (0.055 R)
• M22: 28,122,305 km (0.1 R)
• M23: 31,531,491 km (0.039 R)
• M24: 34,036,807 km (0.107 R)
• M25: 34,683,219 km (0.106 R)
• M26: 38,038,699 km (0.107 R)
• M27: 42,046,726 km (0.095 R)
• M28: 55,921,180 km (0.09 R)
• M29: 58,834,299 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.3

Radius: 4.9

Gravity: 31.29 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 10.03 AU - 10.85 AU

Year: 23284 Days

Day: 16.2 Hours

Environment

Temp: -243 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 86,839,180 km

• M1: 61,934 km (0.074 R)
• M2: 325,525 km (0.12 R)
• M3: 665,561 km (0.088 R)
• M4: 1,306,139 km (0.11 R)
• M5: 1,657,694 km (0.095 R)
• M6: 1,945,520 km (0.103 R)
• M7: 2,696,502 km (0.11 R)
• M8: 3,352,638 km (0.097 R)
• M9: 5,825,640 km (0.114 R)
• M10: 6,817,025 km (0.12 R)
• M11: 8,618,184 km (0.095 R)
• M12: 10,207,960 km (0.089 R)
• M13: 12,052,652 km (0.113 R)
• M14: 15,963,140 km (0.067 R)
• M15: 17,974,184 km (0.095 R)
• M16: 18,618,203 km (0.104 R)
• M17: 18,993,095 km (0.034 R)
• M18: 19,277,630 km (0.086 R)
• M19: 20,742,642 km (0.057 R)
• M20: 22,071,071 km (0.06 R)
• M21: 26,749,296 km (0.03 R)
• M22: 29,318,490 km (0.039 R)
• M23: 34,517,614 km (0.068 R)
• M24: 39,523,907 km (0.118 R)
• M25: 39,987,511 km (0.075 R)
• M26: 46,349,459 km (0.087 R)
• M27: 48,965,627 km (0.054 R)
• M28: 56,420,089 km (0.093 R)
• M29: 57,797,885 km (0.078 R)
• M30: 64,809,837 km (0.117 R)
• M31: 71,678,473 km (0.063 R)
• M32: 72,598,650 km (0.102 R)
• M33: 73,759,829 km (0.084 R)
• M34: 76,597,102 km (0.1 R)
• M35: 80,988,098 km (0.106 R)
• M36: 82,236,941 km (0.118 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 11,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit