🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.46 AU - 0.74 AU

Year: 300 Days

Day: 33.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.04 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371

Radius: 12.9

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.16 AU - 1.8 AU

Year: 1163 Days

Day: 8.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,694,497 km

• M1: 179,667 km (0.092 R)
• M2: 587,172 km (0.113 R)
• M3: 1,016,368 km (0.032 R)
• M4: 1,732,493 km (0.107 R)
• M5: 2,175,751 km (0.083 R)
• M6: 2,948,424 km (0.119 R)
• M7: 3,351,740 km (0.057 R)
• M8: 3,851,696 km (0.105 R)
• M9: 4,652,793 km (0.031 R)
• M10: 5,093,508 km (0.03 R)
• M11: 6,080,106 km (0.032 R)
• M12: 6,564,953 km (0.096 R)
• M13: 8,002,289 km (0.109 R)
• M14: 8,456,468 km (0.117 R)
• M15: 8,928,001 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.7

Radius: 13.1

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.61 AU - 2.11 AU

Year: 1638 Days

Day: 10.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 33,694,497 km

• M1: 162,912 km (0.104 R)
• M2: 580,739 km (0.08 R)
• M3: 1,511,387 km (0.101 R)
• M4: 2,386,684 km (0.109 R)
• M5: 3,435,066 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.4

Radius: 9.3

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.93 AU - 2.31 AU

Year: 1993 Days

Day: 14.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,694,497 km

• M1: 115,639 km (0.06 R)
• M2: 408,552 km (0.118 R)
• M3: 806,033 km (0.119 R)
• M4: 1,406,968 km (0.107 R)
• M5: 1,786,348 km (0.051 R)
• M6: 2,307,098 km (0.049 R)
• M7: 2,617,364 km (0.086 R)
• M8: 3,044,466 km (0.088 R)
• M9: 3,618,174 km (0.083 R)
• M10: 5,639,241 km (0.108 R)
• M11: 6,255,884 km (0.049 R)
• M12: 6,708,717 km (0.085 R)
• M13: 7,736,603 km (0.102 R)
• M14: 8,288,320 km (0.101 R)
• M15: 8,897,333 km (0.09 R)
• M16: 10,690,713 km (0.039 R)
• M17: 11,083,706 km (0.118 R)
• M18: 11,747,472 km (0.06 R)
• M19: 14,323,847 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.1

Radius: 12.6

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.43 AU - 2.75 AU

Year: 2691 Days

Day: 5.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 33,694,497 km

• M1: 156,928 km (0.075 R)
• M2: 559,197 km (0.067 R)
• M3: 1,063,342 km (0.105 R)
• M4: 1,861,446 km (0.066 R)
• M5: 2,721,335 km (0.109 R)
• M6: 3,216,504 km (0.114 R)
• M7: 4,114,091 km (0.066 R)
• M8: 4,747,040 km (0.06 R)
• M9: 5,469,298 km (0.051 R)
• M10: 5,936,941 km (0.035 R)
• M11: 6,516,483 km (0.06 R)
• M12: 7,042,918 km (0.084 R)
• M13: 7,440,699 km (0.102 R)
• M14: 10,268,697 km (0.108 R)
• M15: 11,311,245 km (0.112 R)
• M16: 14,033,028 km (0.085 R)
• M17: 14,517,725 km (0.114 R)
• M18: 15,013,343 km (0.069 R)
• M19: 16,408,493 km (0.06 R)
• M20: 18,115,105 km (0.082 R)
• M21: 18,748,204 km (0.107 R)
• M22: 20,549,960 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.1

Radius: 14.4

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.1 AU - 4.58 AU

Year: 5838 Days

Day: 10.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 33,694,497 km

• M1: 179,966 km (0.12 R)
• M2: 838,496 km (0.086 R)
• M3: 1,510,639 km (0.075 R)
• M4: 1,994,439 km (0.103 R)
• M5: 3,245,825 km (0.036 R)
• M6: 3,787,220 km (0.115 R)
• M7: 4,363,471 km (0.119 R)
• M8: 5,109,665 km (0.088 R)
• M9: 6,192,903 km (0.06 R)
• M10: 7,351,838 km (0.065 R)
• M11: 8,175,823 km (0.093 R)
• M12: 9,569,626 km (0.107 R)
• M13: 11,799,981 km (0.095 R)
• M14: 12,615,140 km (0.087 R)
• M15: 15,287,706 km (0.084 R)
• M16: 15,888,790 km (0.117 R)
• M17: 17,266,885 km (0.091 R)
• M18: 17,985,105 km (0.119 R)
• M19: 18,927,871 km (0.107 R)
• M20: 20,260,040 km (0.113 R)
• M21: 20,766,279 km (0.109 R)
• M22: 22,489,198 km (0.111 R)
• M23: 24,549,908 km (0.115 R)
• M24: 25,291,614 km (0.039 R)
• M25: 29,318,939 km (0.102 R)
• M26: 31,581,158 km (0.106 R)
• M27: 32,066,752 km (0.116 R)
• M28: 33,755,264 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 957.6

Radius: 6.9

Gravity: 20.11 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 6.6 AU - 6.62 AU

Year: 10973 Days

Day: 19.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,694,497 km

• M1: 85,869 km (0.079 R)
• M2: 495,169 km (0.059 R)
• M3: 863,030 km (0.059 R)
• M4: 1,295,817 km (0.106 R)
• M5: 1,669,512 km (0.113 R)
• M6: 1,986,510 km (0.094 R)
• M7: 2,505,914 km (0.096 R)
• M8: 2,764,269 km (0.114 R)
• M9: 4,154,931 km (0.092 R)
• M10: 4,394,737 km (0.063 R)
• M11: 4,804,485 km (0.117 R)
• M12: 5,378,193 km (0.113 R)
• M13: 9,454,885 km (0.113 R)
• M14: 12,506,532 km (0.116 R)
• M15: 14,052,027 km (0.118 R)
• M16: 15,362,654 km (0.11 R)
• M17: 20,376,427 km (0.097 R)
• M18: 20,721,699 km (0.108 R)
• M19: 21,071,010 km (0.105 R)
• M20: 32,403,946 km (0.082 R)
• M21: 36,677,957 km (0.072 R)
• M22: 38,619,438 km (0.12 R)
• M23: 42,565,082 km (0.063 R)
• M24: 49,828,508 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 485.6

Radius: 7.4

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 6.81 AU - 9.99 AU

Year: 15719 Days

Day: 15.9 Hours

Environment

Temp: -237 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 33,694,497 km

• M1: 92,152 km (0.102 R)
• M2: 328,367 km (0.117 R)
• M3: 940,372 km (0.104 R)
• M4: 1,358,349 km (0.106 R)
• M5: 1,810,583 km (0.117 R)
• M6: 2,127,731 km (0.088 R)
• M7: 3,729,026 km (0.071 R)
• M8: 4,335,645 km (0.114 R)
• M9: 4,840,538 km (0.111 R)
• M10: 6,235,688 km (0.067 R)
• M11: 7,477,650 km (0.082 R)
• M12: 9,125,620 km (0.093 R)
• M13: 11,347,896 km (0.119 R)
• M14: 12,428,741 km (0.116 R)
• M15: 12,740,652 km (0.119 R)
• M16: 15,285,910 km (0.107 R)
• M17: 17,598,544 km (0.115 R)
• M18: 19,964,285 km (0.079 R)
• M19: 21,445,453 km (0.116 R)
• M20: 25,616,541 km (0.1 R)
• M21: 27,785,561 km (0.089 R)
• M22: 35,645,433 km (0.105 R)
• M23: 36,275,838 km (0.106 R)
• M24: 36,657,612 km (0.084 R)
• M25: 40,624,050 km (0.067 R)
• M26: 41,311,901 km (0.084 R)
• M27: 42,710,641 km (0.108 R)
• M28: 44,575,827 km (0.076 R)
• M29: 45,013,850 km (0.099 R)
• M30: 47,398,589 km (0.101 R)
• M31: 48,931,070 km (0.091 R)
• M32: 50,180,511 km (0.096 R)
• M33: 50,654,587 km (0.039 R)
• M34: 55,391,903 km (0.063 R)
• M35: 56,407,523 km (0.046 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 82.9

Radius: 4.9

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 8.63 AU - 9.03 AU

Year: 16942 Days

Day: 15.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,694,497 km

• M1: 61,934 km (0.109 R)
• M2: 217,515 km (0.111 R)
• M3: 385,963 km (0.106 R)
• M4: 760,406 km (0.097 R)
• M5: 2,229,607 km (0.087 R)
• M6: 6,760,029 km (0.09 R)
• M7: 7,472,114 km (0.105 R)
• M8: 20,498,199 km (0.115 R)
• M9: 22,208,701 km (0.062 R)
• M10: 24,335,385 km (0.041 R)
• M11: 25,322,731 km (0.099 R)
• M12: 25,910,800 km (0.105 R)
• M13: 33,493,168 km (0.083 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 15,003 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit