🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.2 AU - 4.84 AU

Year: 2944 Days

Day: 24.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 46.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.06 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78

Radius: 12.1

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.02 AU - 7.18 AU

Year: 5503 Days

Day: 10.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 105,475,106 km

• M1: 170,542 km (0.12 R)
• M2: 619,784 km (0.08 R)
• M3: 1,744,461 km (0.047 R)
• M4: 2,224,221 km (0.099 R)
• M5: 3,011,854 km (0.105 R)
• M6: 3,421,602 km (0.097 R)
• M7: 4,144,160 km (0.06 R)
• M8: 6,799,971 km (0.098 R)
• M9: 8,422,659 km (0.107 R)
• M10: 8,921,269 km (0.077 R)
• M11: 10,643,889 km (0.086 R)
• M12: 12,418,718 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.6

Radius: 11.7

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.52 AU - 8.98 AU

Year: 7130 Days

Day: 9.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 105,475,106 km

• M1: 145,559 km (0.089 R)
• M2: 533,167 km (0.103 R)
• M3: 1,064,239 km (0.09 R)
• M4: 1,643,033 km (0.11 R)
• M5: 2,424,533 km (0.106 R)
• M6: 3,599,325 km (0.068 R)
• M7: 5,438,780 km (0.099 R)
• M8: 7,495,751 km (0.051 R)
• M9: 8,624,766 km (0.069 R)
• M10: 13,031,620 km (0.112 R)
• M11: 15,577,776 km (0.105 R)
• M12: 15,966,880 km (0.096 R)
• M13: 17,889,063 km (0.077 R)
• M14: 22,258,218 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.9

Radius: 12

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 7.32 AU - 9.12 AU

Year: 8608 Days

Day: 9.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 105,475,106 km

• M1: 149,299 km (0.081 R)
• M2: 1,334,114 km (0.101 R)
• M3: 2,129,526 km (0.102 R)
• M4: 2,599,861 km (0.086 R)
• M5: 3,425,791 km (0.044 R)
• M6: 5,051,920 km (0.073 R)
• M7: 5,684,420 km (0.092 R)
• M8: 6,369,129 km (0.06 R)
• M9: 8,478,908 km (0.087 R)
• M10: 8,959,267 km (0.099 R)
• M11: 9,500,213 km (0.062 R)
• M12: 11,065,754 km (0.104 R)
• M13: 15,992,012 km (0.025 R)
• M14: 17,484,102 km (0.097 R)
• M15: 18,396,349 km (0.119 R)
• M16: 19,615,422 km (0.107 R)
• M17: 22,364,882 km (0.1 R)
• M18: 27,128,078 km (0.117 R)
• M19: 27,734,548 km (0.095 R)
• M20: 31,375,909 km (0.087 R)
• M21: 31,948,271 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.3

Radius: 8.8

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 8.47 AU - 12.89 AU

Year: 12748 Days

Day: 7.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 105,475,106 km

• M1: 121,025 km (0.082 R)
• M2: 441,763 km (0.102 R)
• M3: 912,846 km (0.114 R)
• M4: 1,291,179 km (0.084 R)
• M5: 2,013,737 km (0.066 R)
• M6: 3,328,104 km (0.042 R)
• M7: 5,269,435 km (0.081 R)
• M8: 13,232,231 km (0.112 R)
• M9: 16,871,349 km (0.086 R)
• M10: 44,604,400 km (0.061 R)
• M11: 44,879,660 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 648.7

Radius: 6.9

Gravity: 13.63 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 12.17 AU - 14.01 AU

Year: 17298 Days

Day: 21 Hours

Environment

Temp: -184 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 105,475,106 km

• M1: 85,869 km (0.097 R)
• M2: 343,028 km (0.108 R)
• M3: 920,775 km (0.058 R)
• M4: 1,389,764 km (0.089 R)
• M5: 2,243,818 km (0.114 R)
• M6: 3,040,427 km (0.1 R)
• M7: 3,601,419 km (0.101 R)
• M8: 4,324,575 km (0.08 R)
• M9: 5,817,263 km (0.097 R)
• M10: 6,679,695 km (0.114 R)
• M11: 8,553,707 km (0.116 R)
• M12: 10,285,901 km (0.117 R)
• M13: 10,634,913 km (0.106 R)
• M14: 11,666,839 km (0.066 R)
• M15: 12,830,561 km (0.106 R)
• M16: 13,167,156 km (0.083 R)
• M17: 14,938,993 km (0.102 R)
• M18: 16,864,018 km (0.086 R)
• M19: 18,518,720 km (0.101 R)
• M20: 26,115,599 km (0.08 R)
• M21: 26,765,453 km (0.034 R)
• M22: 27,204,672 km (0.113 R)
• M23: 28,097,322 km (0.07 R)
• M24: 28,550,903 km (0.084 R)
• M25: 30,177,182 km (0.098 R)
• M26: 33,740,304 km (0.109 R)
• M27: 34,900,734 km (0.097 R)
• M28: 37,300,883 km (0.09 R)
• M29: 39,242,214 km (0.066 R)
• M30: 40,525,166 km (0.097 R)
• M31: 41,542,132 km (0.118 R)
• M32: 45,937,018 km (0.087 R)
• M33: 46,724,950 km (0.087 R)
• M34: 48,652,369 km (0.094 R)
• M35: 60,584,594 km (0.09 R)
• M36: 66,016,643 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 502.9

Radius: 6

Gravity: 13.97 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 16.99 AU - 17.27 AU

Year: 25896 Days

Day: 17.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 105,475,106 km

• M1: 83,027 km (0.032 R)
• M2: 288,724 km (0.075 R)
• M3: 2,596,720 km (0.117 R)
• M4: 4,870,159 km (0.047 R)
• M5: 5,689,357 km (0.104 R)
• M6: 8,004,384 km (0.081 R)
• M7: 8,212,923 km (0.076 R)
• M8: 8,425,352 km (0.08 R)
• M9: 23,709,767 km (0.09 R)
• M10: 27,541,566 km (0.045 R)
• M11: 28,017,886 km (0.082 R)
• M12: 31,120,097 km (0.115 R)
• M13: 31,636,808 km (0.102 R)
• M14: 33,760,799 km (0.025 R)
• M15: 38,884,077 km (0.113 R)
• M16: 42,099,534 km (0.117 R)
• M17: 44,014,237 km (0.09 R)
• M18: 50,105,712 km (0.07 R)
• M19: 59,861,139 km (0.096 R)
• M20: 69,044,055 km (0.106 R)
• M21: 76,048,975 km (0.118 R)
• M22: 78,405,890 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 912

Radius: 7.1

Gravity: 18.09 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 14.28 AU - 22.06 AU

Year: 28289 Days

Day: 18.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 105,475,106 km

• M1: 99,183 km (0.083 R)
• M2: 365,318 km (0.114 R)
• M3: 1,225,805 km (0.051 R)
• M4: 1,491,192 km (0.114 R)
• M5: 2,352,576 km (0.076 R)
• M6: 3,841,225 km (0.08 R)
• M7: 8,008,273 km (0.111 R)
• M8: 8,643,915 km (0.101 R)
• M9: 12,870,354 km (0.108 R)
• M10: 15,513,000 km (0.105 R)
• M11: 15,777,938 km (0.077 R)
• M12: 22,965,816 km (0.116 R)
• M13: 26,314,714 km (0.08 R)
• M14: 26,818,261 km (0.098 R)
• M15: 28,896,773 km (0.072 R)
• M16: 31,080,454 km (0.096 R)
• M17: 32,355,775 km (0.085 R)
• M18: 34,558,455 km (0.075 R)
• M19: 41,085,559 km (0.088 R)
• M20: 42,276,209 km (0.105 R)
• M21: 54,046,270 km (0.102 R)
• M22: 56,511,044 km (0.077 R)
• M23: 57,559,726 km (0.107 R)
• M24: 69,725,473 km (0.077 R)
• M25: 95,678,310 km (0.088 R)
• M26: 99,581,468 km (0.108 R)
• M27: 105,159,225 km (0.073 R)
• M28: 105,475,176 km (0.118 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 14,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit