🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.39 AU - 0.63 AU

Year: 235 Days

Day: 29.2 Hours

Environment

Temp: -108 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.6

Radius: 8.1

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.64 AU - 0.74 AU

Year: 370 Days

Day: 7.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 64,652,909 km

• M1: 100,679 km (0.113 R)
• M2: 435,779 km (0.041 R)
• M3: 995,275 km (0.12 R)
• M4: 1,437,935 km (0.114 R)
• M5: 1,826,740 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.4

Radius: 14.4

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.88 AU - 0.98 AU

Year: 579 Days

Day: 14.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 64,652,909 km

• M1: 179,069 km (0.038 R)
• M2: 706,850 km (0.102 R)
• M3: 1,386,772 km (0.085 R)
• M4: 2,551,242 km (0.081 R)
• M5: 4,705,003 km (0.065 R)
• M6: 5,553,821 km (0.091 R)
• M7: 6,201,131 km (0.087 R)
• M8: 7,785,522 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.9

Radius: 14.1

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.01 AU - 1.63 AU

Year: 979 Days

Day: 5.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,652,909 km

• M1: 175,329 km (0.11 R)
• M2: 638,185 km (0.029 R)
• M3: 1,193,941 km (0.094 R)
• M4: 1,806,693 km (0.116 R)
• M5: 2,246,212 km (0.083 R)
• M6: 2,758,286 km (0.081 R)
• M7: 3,209,024 km (0.117 R)
• M8: 3,681,753 km (0.106 R)
• M9: 4,818,996 km (0.041 R)
• M10: 5,681,129 km (0.066 R)
• M11: 6,159,244 km (0.068 R)
• M12: 7,066,854 km (0.115 R)
• M13: 7,897,421 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.2

Radius: 10

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.64 AU - 1.64 AU

Year: 1356 Days

Day: 6 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,652,909 km

• M1: 124,465 km (0.086 R)
• M2: 614,398 km (0.108 R)
• M3: 1,020,557 km (0.108 R)
• M4: 1,336,507 km (0.086 R)
• M5: 1,778,270 km (0.111 R)
• M6: 2,683,636 km (0.099 R)
• M7: 3,569,555 km (0.059 R)
• M8: 4,737,465 km (0.066 R)
• M9: 5,376,996 km (0.117 R)
• M10: 5,864,985 km (0.116 R)
• M11: 6,238,231 km (0.073 R)
• M12: 6,878,660 km (0.084 R)
• M13: 12,308,913 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.8

Radius: 8.1

Gravity: 12.21 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.33 AU - 2.21 AU

Year: 1520 Days

Day: 7.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,652,909 km

• M1: 100,829 km (0.079 R)
• M2: 381,923 km (0.064 R)
• M3: 657,183 km (0.035 R)
• M4: 928,704 km (0.092 R)
• M5: 1,244,355 km (0.071 R)
• M6: 2,006,706 km (0.078 R)
• M7: 2,287,950 km (0.106 R)
• M8: 2,582,358 km (0.1 R)
• M9: 3,034,294 km (0.079 R)
• M10: 4,207,291 km (0.09 R)
• M11: 5,213,037 km (0.088 R)
• M12: 5,842,096 km (0.053 R)
• M13: 6,175,101 km (0.113 R)
• M14: 6,698,245 km (0.111 R)
• M15: 6,957,647 km (0.11 R)
• M16: 7,332,091 km (0.108 R)
• M17: 9,735,530 km (0.082 R)
• M18: 10,513,589 km (0.03 R)
• M19: 11,851,443 km (0.101 R)
• M20: 13,544,442 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.5

Radius: 8.7

Gravity: 11.67 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.66 AU - 2.82 AU

Year: 2928 Days

Day: 8.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,652,909 km

• M1: 116,387 km (0.057 R)
• M2: 594,951 km (0.076 R)
• M3: 938,727 km (0.08 R)
• M4: 1,530,386 km (0.111 R)
• M5: 2,208,962 km (0.059 R)
• M6: 3,365,503 km (0.076 R)
• M7: 3,714,216 km (0.072 R)
• M8: 5,383,279 km (0.095 R)
• M9: 5,753,085 km (0.052 R)
• M10: 9,053,663 km (0.057 R)
• M11: 10,003,310 km (0.068 R)
• M12: 13,778,861 km (0.063 R)
• M13: 14,172,154 km (0.072 R)
• M14: 16,858,633 km (0.113 R)
• M15: 17,195,527 km (0.102 R)
• M16: 18,647,823 km (0.092 R)
• M17: 22,940,534 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.2

Radius: 13.4

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.81 AU - 3.77 AU

Year: 3853 Days

Day: 13.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,652,909 km

• M1: 196,871 km (0.078 R)
• M2: 898,634 km (0.075 R)
• M3: 1,347,727 km (0.083 R)
• M4: 2,386,385 km (0.069 R)
• M5: 3,014,846 km (0.054 R)
• M6: 3,795,148 km (0.1 R)
• M7: 4,411,342 km (0.085 R)
• M8: 4,988,341 km (0.112 R)
• M9: 6,263,812 km (0.066 R)
• M10: 7,296,038 km (0.098 R)
• M11: 8,178,815 km (0.083 R)
• M12: 8,896,436 km (0.069 R)
• M13: 13,593,211 km (0.042 R)
• M14: 18,748,353 km (0.101 R)
• M15: 19,201,934 km (0.092 R)
• M16: 19,996,897 km (0.069 R)
• M17: 22,732,444 km (0.089 R)
• M18: 26,269,236 km (0.116 R)
• M19: 27,664,386 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.6

Radius: 4.6

Gravity: 25.45 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 6.91 AU - 11.25 AU

Year: 17666 Days

Day: 15.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,652,909 km

• M1: 57,146 km (0.095 R)
• M2: 202,406 km (0.051 R)
• M3: 397,482 km (0.114 R)
• M4: 543,639 km (0.08 R)
• M5: 812,765 km (0.114 R)
• M6: 1,166,564 km (0.068 R)
• M7: 1,342,790 km (0.042 R)
• M8: 1,665,473 km (0.11 R)
• M9: 1,890,019 km (0.108 R)
• M10: 2,173,807 km (0.063 R)
• M11: 3,888,946 km (0.098 R)
• M12: 4,541,791 km (0.112 R)
• M13: 5,086,328 km (0.076 R)
• M14: 7,426,487 km (0.094 R)
• M15: 8,425,801 km (0.052 R)
• M16: 8,676,377 km (0.099 R)
• M17: 8,880,429 km (0.114 R)
• M18: 16,675,076 km (0.107 R)
• M19: 21,277,455 km (0.075 R)
• M20: 21,835,904 km (0.081 R)
• M21: 22,118,644 km (0.07 R)
• M22: 23,867,293 km (0.082 R)
• M23: 27,857,218 km (0.054 R)
• M24: 29,090,054 km (0.109 R)
• M25: 31,543,908 km (0.094 R)
• M26: 34,132,400 km (0.111 R)
• M27: 36,197,000 km (0.108 R)
• M28: 37,125,853 km (0.082 R)
• M29: 37,528,720 km (0.066 R)
• M30: 49,541,429 km (0.047 R)
• M31: 51,514,027 km (0.087 R)
• M32: 52,519,624 km (0.06 R)
• M33: 59,744,303 km (0.082 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: 244 - 19,034 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit