🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.51 AU - 0.63 AU

Year: 278 Days

Day: 27.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.6 AU - 0.62 AU

Year: 308 Days

Day: 18.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.8

Radius: 12.4

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.79 AU - 2.13 AU

Year: 1772 Days

Day: 9.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,099,246 km

• M1: 156,928 km (0.102 R)
• M2: 544,536 km (0.114 R)
• M3: 1,064,239 km (0.087 R)
• M4: 2,100,504 km (0.07 R)
• M5: 2,648,630 km (0.109 R)
• M6: 3,117,769 km (0.097 R)
• M7: 3,517,345 km (0.086 R)
• M8: 3,984,838 km (0.119 R)
• M9: 4,947,650 km (0.106 R)
• M10: 5,794,225 km (0.107 R)
• M11: 6,333,076 km (0.062 R)
• M12: 6,831,985 km (0.069 R)
• M13: 7,908,791 km (0.098 R)
• M14: 8,744,893 km (0.104 R)
• M15: 9,516,369 km (0.116 R)
• M16: 9,950,353 km (0.099 R)
• M17: 10,462,426 km (0.073 R)
• M18: 11,679,255 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.8

Radius: 8.5

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.31 AU - 2.63 AU

Year: 2506 Days

Day: 12.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,099,246 km

• M1: 106,214 km (0.098 R)
• M2: 422,464 km (0.108 R)
• M3: 984,055 km (0.082 R)
• M4: 1,280,109 km (0.069 R)
• M5: 1,682,976 km (0.107 R)
• M6: 2,880,357 km (0.106 R)
• M7: 3,706,437 km (0.075 R)
• M8: 3,991,421 km (0.111 R)
• M9: 4,837,247 km (0.11 R)
• M10: 5,976,884 km (0.101 R)
• M11: 7,106,497 km (0.092 R)
• M12: 8,747,735 km (0.096 R)
• M13: 9,164,366 km (0.052 R)
• M14: 9,909,363 km (0.111 R)
• M15: 10,527,352 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.4

Radius: 9

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.62 AU - 3.12 AU

Year: 3139 Days

Day: 5.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,099,246 km

• M1: 112,049 km (0.064 R)
• M2: 613,501 km (0.117 R)
• M3: 1,338,153 km (0.045 R)
• M4: 1,723,517 km (0.094 R)
• M5: 2,536,731 km (0.101 R)
• M6: 3,938,912 km (0.119 R)
• M7: 5,589,724 km (0.05 R)
• M8: 6,258,128 km (0.047 R)
• M9: 8,482,050 km (0.036 R)
• M10: 9,039,900 km (0.056 R)
• M11: 11,063,810 km (0.119 R)
• M12: 12,116,231 km (0.096 R)
• M13: 12,869,007 km (0.063 R)
• M14: 14,080,301 km (0.114 R)
• M15: 16,674,179 km (0.079 R)
• M16: 17,661,076 km (0.043 R)
• M17: 19,213,752 km (0.081 R)
• M18: 19,510,853 km (0.07 R)
• M19: 20,114,630 km (0.042 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.3

Radius: 12.2

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.74 AU - 3.78 AU

Year: 3801 Days

Day: 6.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,099,246 km

• M1: 151,692 km (0.078 R)
• M2: 651,499 km (0.056 R)
• M3: 1,138,440 km (0.074 R)
• M4: 1,591,721 km (0.078 R)
• M5: 2,020,020 km (0.112 R)
• M6: 2,465,523 km (0.116 R)
• M7: 2,994,052 km (0.114 R)
• M8: 3,558,485 km (0.091 R)
• M9: 4,085,967 km (0.115 R)
• M10: 5,172,496 km (0.07 R)
• M11: 6,156,252 km (0.038 R)
• M12: 7,613,634 km (0.097 R)
• M13: 8,250,023 km (0.109 R)
• M14: 10,134,807 km (0.058 R)
• M15: 11,627,794 km (0.07 R)
• M16: 12,291,559 km (0.075 R)
• M17: 14,036,768 km (0.118 R)
• M18: 14,535,528 km (0.042 R)
• M19: 15,201,687 km (0.115 R)
• M20: 20,321,973 km (0.073 R)
• M21: 20,960,906 km (0.093 R)
• M22: 21,679,125 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 55.2

Radius: 6.9

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 5.48 AU - 7.98 AU

Year: 11273 Days

Day: 22.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,099,246 km

• M1: 85,869 km (0.034 R)
• M2: 535,411 km (0.087 R)
• M3: 751,281 km (0.054 R)
• M4: 1,431,502 km (0.114 R)
• M5: 8,883,870 km (0.092 R)
• M6: 9,101,684 km (0.026 R)
• M7: 11,058,424 km (0.114 R)
• M8: 13,756,721 km (0.072 R)
• M9: 14,196,240 km (0.089 R)
• M10: 14,494,238 km (0.089 R)
• M11: 15,309,696 km (0.108 R)
• M12: 16,317,238 km (0.071 R)
• M13: 17,424,711 km (0.089 R)
• M14: 17,996,923 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 602.1

Radius: 7.5

Gravity: 10.7 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 5.97 AU - 8.37 AU

Year: 12396 Days

Day: 16.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,099,246 km

• M1: 94,845 km (0.09 R)
• M2: 626,366 km (0.102 R)
• M3: 890,257 km (0.076 R)
• M4: 1,370,017 km (0.056 R)
• M5: 2,904,891 km (0.111 R)
• M6: 3,182,695 km (0.081 R)
• M7: 4,011,916 km (0.07 R)
• M8: 4,269,224 km (0.092 R)
• M9: 5,376,996 km (0.085 R)
• M10: 5,726,158 km (0.115 R)
• M11: 6,625,690 km (0.11 R)
• M12: 7,573,243 km (0.083 R)
• M13: 8,102,221 km (0.1 R)
• M14: 8,702,557 km (0.072 R)
• M15: 8,989,486 km (0.051 R)
• M16: 9,734,633 km (0.088 R)
• M17: 10,413,209 km (0.114 R)
• M18: 10,736,789 km (0.08 R)
• M19: 11,347,447 km (0.057 R)
• M20: 12,217,209 km (0.102 R)
• M21: 12,577,291 km (0.112 R)
• M22: 14,618,704 km (0.083 R)
• M23: 23,865,797 km (0.102 R)
• M24: 26,569,180 km (0.113 R)
• M25: 42,363,424 km (0.041 R)
• M26: 50,333,400 km (0.101 R)
• M27: 50,640,674 km (0.085 R)

Asteroid Belt

Center: 9.18 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488

Radius: 6.2

Gravity: 12.7 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 10.62 AU - 11.76 AU

Year: 24169 Days

Day: 22.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,099,246 km

• M1: 77,492 km (0.117 R)
• M2: 1,446,462 km (0.1 R)
• M3: 1,860,100 km (0.104 R)
• M4: 2,262,369 km (0.116 R)
• M5: 3,077,677 km (0.084 R)
• M6: 3,436,413 km (0.088 R)
• M7: 5,662,130 km (0.116 R)
• M8: 9,647,267 km (0.086 R)
• M9: 12,476,762 km (0.067 R)
• M10: 13,315,706 km (0.116 R)
• M11: 18,080,698 km (0.105 R)
• M12: 25,711,087 km (0.05 R)
• M13: 34,155,587 km (0.105 R)
• M14: 34,559,651 km (0.073 R)
• M15: 35,240,322 km (0.066 R)
• M16: 39,364,735 km (0.096 R)
• M17: 44,276,781 km (0.085 R)
• M18: 44,596,621 km (0.114 R)
• M19: 59,857,998 km (0.091 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 277 - 12,554 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit