🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.2

Radius: 10.9

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.22 AU - 1.24 AU

Year: 881 Days

Day: 11 Hours

Environment

Temp: -169 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,291,722 km

• M1: 135,835 km (0.063 R)
• M2: 500,554 km (0.098 R)
• M3: 933,192 km (0.095 R)
• M4: 1,496,577 km (0.034 R)
• M5: 1,927,120 km (0.086 R)
• M6: 2,852,233 km (0.099 R)
• M7: 3,310,750 km (0.06 R)
• M8: 3,653,180 km (0.104 R)
• M9: 4,003,688 km (0.063 R)
• M10: 4,494,818 km (0.065 R)
• M11: 5,578,654 km (0.062 R)
• M12: 6,087,437 km (0.076 R)
• M13: 7,268,661 km (0.043 R)
• M14: 8,205,443 km (0.108 R)
• M15: 8,973,179 km (0.028 R)
• M16: 9,360,488 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547

Radius: 14.4

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.05 AU - 2.61 AU

Year: 2296 Days

Day: 10.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,291,722 km

• M1: 179,069 km (0.083 R)
• M2: 838,945 km (0.084 R)
• M3: 1,527,693 km (0.118 R)
• M4: 2,049,491 km (0.099 R)
• M5: 2,691,116 km (0.071 R)
• M6: 4,035,253 km (0.097 R)
• M7: 4,585,324 km (0.077 R)
• M8: 5,140,781 km (0.049 R)
• M9: 5,984,364 km (0.096 R)
• M10: 7,166,636 km (0.101 R)
• M11: 7,798,986 km (0.086 R)
• M12: 8,374,788 km (0.12 R)
• M13: 8,881,626 km (0.093 R)
• M14: 10,203,472 km (0.055 R)
• M15: 13,067,224 km (0.086 R)
• M16: 14,012,982 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.1

Radius: 12.6

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.4 AU - 2.84 AU

Year: 2738 Days

Day: 10.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,291,722 km

• M1: 156,779 km (0.11 R)
• M2: 925,861 km (0.109 R)
• M3: 1,902,885 km (0.1 R)
• M4: 3,007,815 km (0.104 R)
• M5: 3,702,547 km (0.102 R)
• M6: 4,877,938 km (0.073 R)
• M7: 6,354,170 km (0.088 R)
• M8: 7,980,298 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.2

Radius: 9.9

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.84 AU - 4.42 AU

Year: 4466 Days

Day: 10.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,291,722 km

• M1: 141,669 km (0.062 R)
• M2: 481,855 km (0.116 R)
• M3: 1,358,349 km (0.089 R)
• M4: 2,095,866 km (0.095 R)
• M5: 3,606,954 km (0.032 R)
• M6: 4,393,390 km (0.106 R)
• M7: 6,275,481 km (0.075 R)
• M8: 7,976,558 km (0.101 R)
• M9: 9,044,388 km (0.099 R)
• M10: 10,407,673 km (0.12 R)
• M11: 20,402,158 km (0.05 R)
• M12: 22,116,848 km (0.112 R)
• M13: 23,079,062 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.4

Radius: 14.6

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.91 AU - 6.87 AU

Year: 9230 Days

Day: 6.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,291,722 km

• M1: 244,443 km (0.094 R)
• M2: 725,849 km (0.098 R)
• M3: 1,801,906 km (0.103 R)
• M4: 3,120,462 km (0.05 R)
• M5: 4,564,381 km (0.114 R)
• M6: 5,291,725 km (0.11 R)
• M7: 8,376,134 km (0.049 R)
• M8: 9,421,973 km (0.08 R)
• M9: 10,100,250 km (0.117 R)
• M10: 11,718,450 km (0.112 R)
• M11: 18,864,890 km (0.085 R)
• M12: 21,063,829 km (0.068 R)
• M13: 23,516,486 km (0.112 R)
• M14: 30,733,686 km (0.115 R)
• M15: 34,330,916 km (0.037 R)
• M16: 43,665,823 km (0.116 R)
• M17: 45,143,551 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 338.2

Radius: 5.8

Gravity: 10.05 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.84 AU - 7.86 AU

Year: 10332 Days

Day: 17.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 69,291,722 km

• M1: 72,405 km (0.103 R)
• M2: 258,655 km (0.071 R)
• M3: 456,274 km (0.063 R)
• M4: 676,033 km (0.103 R)
• M5: 1,064,239 km (0.104 R)
• M6: 1,280,109 km (0.047 R)
• M7: 1,538,016 km (0.052 R)
• M8: 2,110,078 km (0.103 R)
• M9: 2,312,035 km (0.114 R)
• M10: 3,364,157 km (0.101 R)
• M11: 3,833,745 km (0.104 R)
• M12: 4,931,943 km (0.098 R)
• M13: 5,600,645 km (0.106 R)
• M14: 5,793,028 km (0.104 R)
• M15: 6,362,547 km (0.117 R)
• M16: 7,266,717 km (0.032 R)
• M17: 7,769,515 km (0.098 R)
• M18: 8,419,667 km (0.073 R)
• M19: 8,672,488 km (0.093 R)
• M20: 9,149,406 km (0.112 R)
• M21: 9,643,677 km (0.06 R)
• M22: 10,539,020 km (0.108 R)
• M23: 12,116,680 km (0.096 R)
• M24: 12,657,476 km (0.087 R)
• M25: 13,787,389 km (0.102 R)
• M26: 16,116,328 km (0.077 R)
• M27: 19,710,716 km (0.08 R)
• M28: 23,141,594 km (0.1 R)
• M29: 24,311,599 km (0.114 R)
• M30: 26,768,893 km (0.117 R)
• M31: 32,068,398 km (0.1 R)
• M32: 35,561,658 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529

Radius: 3.6

Gravity: 40.82 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.67 AU - 11.91 AU

Year: 19778 Days

Day: 23.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 69,291,722 km

• M1: 44,730 km (0.079 R)
• M2: 170,542 km (0.052 R)
• M3: 361,578 km (0.084 R)
• M4: 615,595 km (0.117 R)
• M5: 909,405 km (0.107 R)
• M6: 1,179,579 km (0.085 R)
• M7: 2,421,840 km (0.113 R)
• M8: 2,790,599 km (0.112 R)
• M9: 2,913,119 km (0.069 R)
• M10: 3,090,692 km (0.112 R)
• M11: 4,027,324 km (0.104 R)
• M12: 4,509,927 km (0.11 R)
• M13: 6,146,827 km (0.111 R)
• M14: 6,271,143 km (0.049 R)
• M15: 7,188,477 km (0.111 R)
• M16: 7,993,762 km (0.116 R)
• M17: 8,494,616 km (0.103 R)
• M18: 8,857,391 km (0.089 R)
• M19: 10,530,045 km (0.079 R)
• M20: 11,009,356 km (0.113 R)
• M21: 12,205,690 km (0.108 R)
• M22: 12,868,858 km (0.092 R)
• M23: 14,122,488 km (0.044 R)
• M24: 15,077,072 km (0.03 R)
• M25: 15,531,700 km (0.11 R)
• M26: 16,468,482 km (0.115 R)
• M27: 17,277,507 km (0.045 R)
• M28: 25,356,390 km (0.112 R)
• M29: 25,676,231 km (0.075 R)
• M30: 29,025,278 km (0.093 R)
• M31: 31,781,619 km (0.078 R)
• M32: 36,845,507 km (0.097 R)
• M33: 37,531,114 km (0.094 R)
• M34: 38,085,823 km (0.075 R)
• M35: 40,359,112 km (0.108 R)
• M36: 44,089,784 km (0.065 R)
• M37: 57,011,300 km (0.119 R)
• M38: 57,193,809 km (0.092 R)
• M39: 59,603,083 km (0.109 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 15,952 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit