🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.51 AU - 0.63 AU

Year: 278 Days

Day: 17.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,432,617 km

• M1: 38,447 km (0.081 R)

Asteroid Belt

Center: 0.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98

Radius: 10.9

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.98 AU - 1.52 AU

Year: 902 Days

Day: 13.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 59,432,617 km

• M1: 135,685 km (0.117 R)
• M2: 671,545 km (0.087 R)
• M3: 1,030,131 km (0.053 R)
• M4: 1,434,195 km (0.087 R)
• M5: 3,434,767 km (0.084 R)
• M6: 4,797,454 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.4

Radius: 13.3

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.65 AU - 1.95 AU

Year: 1559 Days

Day: 9.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,432,617 km

• M1: 165,455 km (0.07 R)
• M2: 814,112 km (0.061 R)
• M3: 1,426,117 km (0.116 R)
• M4: 1,865,934 km (0.065 R)
• M5: 3,118,816 km (0.114 R)
• M6: 3,605,009 km (0.08 R)
• M7: 4,123,516 km (0.093 R)
• M8: 4,691,838 km (0.081 R)
• M9: 5,247,594 km (0.11 R)
• M10: 7,052,044 km (0.058 R)
• M11: 11,226,423 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.1

Radius: 14.2

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.95 AU - 3.75 AU

Year: 3959 Days

Day: 14.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,432,617 km

• M1: 176,675 km (0.104 R)
• M2: 742,753 km (0.097 R)
• M3: 1,368,671 km (0.089 R)
• M4: 2,582,358 km (0.114 R)
• M5: 4,090,155 km (0.103 R)
• M6: 4,563,782 km (0.052 R)
• M7: 5,048,928 km (0.078 R)
• M8: 6,152,960 km (0.11 R)
• M9: 7,811,702 km (0.098 R)
• M10: 10,940,840 km (0.116 R)
• M11: 11,592,489 km (0.046 R)
• M12: 12,316,243 km (0.091 R)
• M13: 15,248,212 km (0.042 R)
• M14: 16,228,527 km (0.12 R)
• M15: 16,734,167 km (0.12 R)
• M16: 18,496,281 km (0.089 R)
• M17: 19,172,463 km (0.119 R)
• M18: 20,444,195 km (0.115 R)
• M19: 24,013,151 km (0.056 R)
• M20: 24,744,385 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.9

Radius: 14.5

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.74 AU - 4.62 AU

Year: 5518 Days

Day: 11.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,432,617 km

• M1: 180,265 km (0.057 R)
• M2: 702,063 km (0.101 R)
• M3: 1,207,404 km (0.104 R)
• M4: 1,732,942 km (0.102 R)
• M5: 3,401,257 km (0.067 R)
• M6: 4,193,976 km (0.077 R)
• M7: 4,839,790 km (0.092 R)
• M8: 5,291,127 km (0.112 R)
• M9: 6,790,397 km (0.11 R)
• M10: 9,812,124 km (0.118 R)
• M11: 13,549,079 km (0.089 R)
• M12: 16,378,274 km (0.108 R)
• M13: 17,039,646 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 662.2

Radius: 7.2

Gravity: 12.77 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.07 AU - 7.51 AU

Year: 10186 Days

Day: 15.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,432,617 km

• M1: 89,759 km (0.089 R)
• M2: 545,883 km (0.038 R)
• M3: 2,801,220 km (0.095 R)
• M4: 3,294,594 km (0.12 R)
• M5: 4,086,116 km (0.033 R)
• M6: 10,177,442 km (0.119 R)
• M7: 11,558,530 km (0.078 R)
• M8: 14,949,465 km (0.116 R)
• M9: 15,415,163 km (0.117 R)
• M10: 15,890,435 km (0.102 R)
• M11: 16,375,581 km (0.086 R)
• M12: 17,668,257 km (0.065 R)
• M13: 20,618,327 km (0.08 R)
• M14: 21,614,200 km (0.057 R)
• M15: 36,297,530 km (0.039 R)
• M16: 39,993,644 km (0.083 R)
• M17: 40,376,615 km (0.085 R)
• M18: 42,459,915 km (0.042 R)
• M19: 42,991,885 km (0.069 R)
• M20: 43,259,366 km (0.088 R)
• M21: 45,717,857 km (0.095 R)
• M22: 47,407,565 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 376.1

Radius: 3.7

Gravity: 27.47 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 6.46 AU - 8.14 AU

Year: 12735 Days

Day: 18.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,432,617 km

• M1: 46,076 km (0.068 R)
• M2: 268,379 km (0.103 R)
• M3: 472,580 km (0.093 R)
• M4: 651,499 km (0.049 R)
• M5: 952,789 km (0.12 R)
• M6: 1,716,636 km (0.051 R)
• M7: 2,159,744 km (0.076 R)
• M8: 2,928,528 km (0.117 R)
• M9: 3,386,447 km (0.052 R)
• M10: 3,786,023 km (0.1 R)
• M11: 7,710,723 km (0.063 R)
• M12: 8,895,837 km (0.046 R)
• M13: 11,347,298 km (0.113 R)
• M14: 14,531,488 km (0.12 R)
• M15: 15,444,634 km (0.104 R)
• M16: 18,189,306 km (0.098 R)
• M17: 19,481,084 km (0.12 R)
• M18: 20,189,280 km (0.054 R)
• M19: 21,573,359 km (0.117 R)
• M20: 28,638,418 km (0.099 R)
• M21: 40,931,922 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 623.4

Radius: 6.5

Gravity: 14.76 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 7.64 AU - 8.54 AU

Year: 14857 Days

Day: 22.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,432,617 km

• M1: 81,680 km (0.096 R)
• M2: 451,038 km (0.069 R)
• M3: 1,154,746 km (0.118 R)
• M4: 1,711,699 km (0.098 R)
• M5: 4,243,643 km (0.083 R)
• M6: 4,984,302 km (0.119 R)
• M7: 5,511,784 km (0.073 R)
• M8: 6,844,402 km (0.102 R)
• M9: 7,998,998 km (0.069 R)
• M10: 13,323,934 km (0.113 R)
• M11: 14,061,901 km (0.111 R)
• M12: 16,515,605 km (0.119 R)
• M13: 16,744,789 km (0.058 R)
• M14: 18,492,092 km (0.088 R)
• M15: 21,973,833 km (0.113 R)
• M16: 35,371,220 km (0.075 R)
• M17: 38,231,232 km (0.067 R)
• M18: 39,717,337 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 50.5

Radius: 7.7

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 7.1 AU - 10.68 AU

Year: 17115 Days

Day: 20.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,432,617 km

• M1: 133,890 km (0.105 R)
• M2: 453,730 km (0.076 R)
• M3: 1,875,658 km (0.088 R)
• M4: 2,996,146 km (0.11 R)
• M5: 4,195,921 km (0.075 R)
• M6: 4,608,961 km (0.067 R)
• M7: 5,183,267 km (0.114 R)
• M8: 7,434,416 km (0.117 R)
• M9: 8,448,689 km (0.105 R)
• M10: 9,884,530 km (0.052 R)
• M11: 10,660,344 km (0.045 R)
• M12: 11,429,876 km (0.113 R)
• M13: 20,920,365 km (0.117 R)
• M14: 21,836,801 km (0.061 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 410.2

Radius: 3.2

Gravity: 40.06 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 6.99 AU - 11.29 AU

Year: 17842 Days

Day: 19 Hours

Environment

Temp: -224 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 59,432,617 km

• M1: 39,793 km (0.096 R)
• M2: 182,659 km (0.037 R)
• M3: 296,952 km (0.047 R)
• M4: 453,581 km (0.051 R)
• M5: 605,722 km (0.063 R)
• M6: 753,076 km (0.083 R)
• M7: 1,145,022 km (0.106 R)
• M8: 2,078,662 km (0.098 R)
• M9: 2,232,898 km (0.08 R)
• M10: 2,457,594 km (0.058 R)
• M11: 3,121,958 km (0.1 R)
• M12: 3,455,561 km (0.098 R)
• M13: 3,562,972 km (0.103 R)
• M14: 3,784,228 km (0.114 R)
• M15: 6,942,089 km (0.031 R)
• M16: 7,643,554 km (0.096 R)
• M17: 8,439,115 km (0.096 R)
• M18: 9,760,513 km (0.066 R)
• M19: 10,303,404 km (0.104 R)
• M20: 11,272,050 km (0.105 R)
• M21: 12,175,920 km (0.106 R)
• M22: 12,997,362 km (0.07 R)
• M23: 15,175,507 km (0.081 R)
• M24: 15,903,002 km (0.089 R)
• M25: 16,425,996 km (0.087 R)
• M26: 16,806,423 km (0.102 R)
• M27: 18,963,026 km (0.101 R)
• M28: 19,213,453 km (0.074 R)
• M29: 20,498,947 km (0.066 R)
• M30: 23,430,617 km (0.061 R)
• M31: 25,397,978 km (0.111 R)
• M32: 29,545,729 km (0.112 R)
• M33: 31,720,583 km (0.027 R)
• M34: 32,548,009 km (0.099 R)
• M35: 35,747,458 km (0.077 R)
• M36: 39,285,149 km (0.118 R)
• M37: 41,628,300 km (0.119 R)
• M38: 43,049,181 km (0.107 R)
• M39: 43,337,157 km (0.103 R)
• M40: 46,137,629 km (0.103 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 12,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit