🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.72 AU - 1.06 AU

Year: 372 Days

Day: 41 Hours

Environment

Temp: -47 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,277,944 km

• M1: 77,193 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.7

Radius: 10

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.71 AU - 3.33 AU

Year: 2325 Days

Day: 14.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,277,944 km

• M1: 124,316 km (0.104 R)
• M2: 695,481 km (0.028 R)
• M3: 1,192,893 km (0.035 R)
• M4: 1,712,896 km (0.107 R)
• M5: 2,067,293 km (0.077 R)
• M6: 5,026,788 km (0.081 R)
• M7: 5,679,184 km (0.07 R)
• M8: 6,938,050 km (0.049 R)
• M9: 8,004,234 km (0.119 R)
• M10: 8,977,967 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.4

Radius: 10.3

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.86 AU - 5.62 AU

Year: 4571 Days

Day: 11.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,277,944 km

• M1: 128,056 km (0.06 R)
• M2: 495,169 km (0.052 R)
• M3: 917,334 km (0.105 R)
• M4: 1,523,206 km (0.115 R)
• M5: 2,029,146 km (0.103 R)
• M6: 2,354,072 km (0.072 R)
• M7: 2,784,764 km (0.108 R)
• M8: 3,859,027 km (0.09 R)
• M9: 4,421,515 km (0.081 R)
• M10: 5,852,269 km (0.107 R)
• M11: 8,606,216 km (0.111 R)
• M12: 9,869,420 km (0.109 R)
• M13: 10,386,879 km (0.108 R)
• M14: 11,363,903 km (0.041 R)
• M15: 12,760,399 km (0.115 R)
• M16: 13,626,122 km (0.034 R)
• M17: 14,138,046 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.4

Radius: 13

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 7.89 AU - 8.73 AU

Year: 10611 Days

Day: 14.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 142.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,277,944 km

• M1: 165,306 km (0.117 R)
• M2: 1,130,212 km (0.118 R)
• M3: 6,847,244 km (0.04 R)
• M4: 9,278,958 km (0.093 R)
• M5: 14,822,307 km (0.086 R)
• M6: 15,778,087 km (0.095 R)
• M7: 21,892,003 km (0.104 R)
• M8: 27,880,854 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318.1

Radius: 5.4

Gravity: 10.91 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 9.11 AU - 10.01 AU

Year: 13093 Days

Day: 24.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,277,944 km

• M1: 67,319 km (0.081 R)
• M2: 285,134 km (0.057 R)
• M3: 572,361 km (0.088 R)
• M4: 794,065 km (0.068 R)
• M5: 1,338,003 km (0.077 R)
• M6: 1,888,524 km (0.069 R)
• M7: 2,102,299 km (0.09 R)
• M8: 2,332,231 km (0.112 R)
• M9: 3,057,631 km (0.118 R)
• M10: 4,972,484 km (0.086 R)
• M11: 5,711,946 km (0.104 R)
• M12: 8,766,286 km (0.087 R)
• M13: 9,792,377 km (0.106 R)
• M14: 12,531,664 km (0.083 R)
• M15: 16,144,602 km (0.097 R)
• M16: 19,156,456 km (0.101 R)
• M17: 21,523,693 km (0.064 R)
• M18: 25,064,226 km (0.094 R)
• M19: 26,734,336 km (0.114 R)
• M20: 28,477,151 km (0.08 R)
• M21: 28,675,369 km (0.118 R)
• M22: 29,986,145 km (0.104 R)
• M23: 32,402,450 km (0.082 R)
• M24: 34,832,069 km (0.036 R)
• M25: 38,337,297 km (0.05 R)
• M26: 42,070,512 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271.1

Radius: 3.3

Gravity: 24.89 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 9.01 AU - 14.17 AU

Year: 17477 Days

Day: 24.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,277,944 km

• M1: 41,139 km (0.115 R)
• M2: 270,174 km (0.078 R)
• M3: 419,323 km (0.074 R)
• M4: 555,158 km (0.119 R)
• M5: 686,355 km (0.074 R)
• M6: 979,716 km (0.096 R)
• M7: 2,362,450 km (0.108 R)
• M8: 3,185,387 km (0.116 R)
• M9: 4,537,004 km (0.092 R)
• M10: 6,418,497 km (0.1 R)
• M11: 8,119,574 km (0.062 R)
• M12: 9,589,373 km (0.034 R)
• M13: 13,923,373 km (0.093 R)
• M14: 14,247,252 km (0.095 R)
• M15: 18,456,338 km (0.052 R)
• M16: 18,690,010 km (0.118 R)
• M17: 21,911,151 km (0.117 R)
• M18: 22,882,341 km (0.055 R)
• M19: 27,356,364 km (0.061 R)
• M20: 27,660,197 km (0.075 R)
• M21: 32,719,298 km (0.111 R)
• M22: 35,525,605 km (0.044 R)
• M23: 36,008,357 km (0.117 R)
• M24: 36,373,226 km (0.101 R)
• M25: 47,766,899 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240.6

Radius: 6.4

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 9.81 AU - 14.97 AU

Year: 19317 Days

Day: 16.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 45,277,944 km

• M1: 80,035 km (0.056 R)
• M2: 319,242 km (0.056 R)
• M3: 652,696 km (0.108 R)
• M4: 878,439 km (0.108 R)
• M5: 1,292,077 km (0.114 R)
• M6: 2,819,621 km (0.079 R)
• M7: 3,162,649 km (0.086 R)
• M8: 3,431,626 km (0.086 R)
• M9: 3,663,053 km (0.116 R)
• M10: 4,072,054 km (0.103 R)
• M11: 4,980,861 km (0.034 R)
• M12: 5,278,112 km (0.075 R)
• M13: 5,657,492 km (0.05 R)
• M14: 6,865,196 km (0.094 R)
• M15: 7,444,140 km (0.101 R)
• M16: 8,746,240 km (0.104 R)
• M17: 10,351,873 km (0.077 R)
• M18: 11,001,577 km (0.099 R)
• M19: 11,449,623 km (0.116 R)
• M20: 14,003,857 km (0.116 R)
• M21: 15,274,990 km (0.071 R)
• M22: 16,331,450 km (0.117 R)
• M23: 17,586,726 km (0.112 R)
• M24: 18,354,462 km (0.056 R)
• M25: 19,547,655 km (0.118 R)
• M26: 20,707,188 km (0.066 R)
• M27: 28,747,624 km (0.062 R)
• M28: 35,288,343 km (0.064 R)
• M29: 37,253,011 km (0.094 R)
• M30: 39,030,832 km (0.085 R)
• M31: 42,345,173 km (0.082 R)
• M32: 49,376,124 km (0.069 R)
• M33: 50,134,435 km (0.029 R)
• M34: 52,456,194 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.8

Radius: 7.1

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 14.16 AU - 17.7 AU

Year: 28162 Days

Day: 21 Hours

Environment

Temp: -216 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,277,944 km

• M1: 89,460 km (0.09 R)
• M2: 471,981 km (0.053 R)
• M3: 744,698 km (0.092 R)
• M4: 977,772 km (0.099 R)
• M5: 1,383,032 km (0.071 R)
• M6: 1,611,169 km (0.116 R)
• M7: 2,433,359 km (0.037 R)
• M8: 3,731,569 km (0.098 R)
• M9: 4,931,344 km (0.053 R)
• M10: 7,125,197 km (0.114 R)
• M11: 7,565,763 km (0.042 R)
• M12: 8,724,099 km (0.057 R)
• M13: 10,962,831 km (0.083 R)
• M14: 14,048,138 km (0.089 R)
• M15: 16,885,112 km (0.074 R)
• M16: 17,309,072 km (0.1 R)
• M17: 18,623,888 km (0.092 R)
• M18: 22,031,877 km (0.111 R)
• M19: 22,368,622 km (0.105 R)
• M20: 33,583,675 km (0.087 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 13,531 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit