🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.64 AU - 0.64 AU

Year: 336 Days

Day: 41.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.7

Radius: 13.4

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.53 AU - 0.83 AU

Year: 368 Days

Day: 8.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 90,528,915 km

• M1: 172,636 km (0.069 R)
• M2: 677,379 km (0.116 R)
• M3: 1,151,006 km (0.117 R)
• M4: 2,719,540 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.5

Radius: 10.9

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.77 AU - 1.11 AU

Year: 598 Days

Day: 6 Hours

Environment

Temp: -148 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 90,528,915 km

• M1: 135,536 km (0.06 R)
• M2: 524,341 km (0.119 R)
• M3: 864,227 km (0.068 R)
• M4: 1,208,751 km (0.089 R)
• M5: 1,554,771 km (0.116 R)
• M6: 2,173,208 km (0.056 R)
• M7: 3,070,496 km (0.087 R)
• M8: 3,495,205 km (0.112 R)
• M9: 4,107,658 km (0.063 R)
• M10: 4,657,879 km (0.107 R)
• M11: 5,080,643 km (0.107 R)
• M12: 5,810,232 km (0.079 R)
• M13: 6,546,104 km (0.071 R)
• M14: 7,231,711 km (0.067 R)
• M15: 7,753,508 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575

Radius: 11.3

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.01 AU - 1.13 AU

Year: 726 Days

Day: 14.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 90,528,915 km

• M1: 140,472 km (0.073 R)
• M2: 554,709 km (0.059 R)
• M3: 912,697 km (0.072 R)
• M4: 1,391,709 km (0.118 R)
• M5: 2,036,625 km (0.07 R)
• M6: 2,724,028 km (0.12 R)
• M7: 3,560,280 km (0.109 R)
• M8: 4,082,975 km (0.098 R)
• M9: 4,591,907 km (0.057 R)
• M10: 5,607,676 km (0.038 R)
• M11: 7,194,610 km (0.089 R)
• M12: 7,594,635 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.9

Radius: 14.1

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.88 AU - 1.36 AU

Year: 778 Days

Day: 5.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 90,528,915 km

• M1: 176,525 km (0.087 R)
• M2: 626,815 km (0.057 R)
• M3: 1,097,749 km (0.046 R)
• M4: 1,817,165 km (0.037 R)
• M5: 2,350,332 km (0.065 R)
• M6: 4,033,607 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.8

Radius: 11.1

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.68 AU - 2.06 AU

Year: 1678 Days

Day: 9.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 90,528,915 km

• M1: 138,079 km (0.118 R)
• M2: 798,853 km (0.071 R)
• M3: 1,367,474 km (0.117 R)
• M4: 1,776,475 km (0.087 R)
• M5: 3,181,648 km (0.117 R)
• M6: 3,558,933 km (0.086 R)
• M7: 4,248,430 km (0.074 R)
• M8: 5,447,457 km (0.074 R)
• M9: 5,845,537 km (0.117 R)
• M10: 6,440,637 km (0.079 R)
• M11: 9,103,629 km (0.115 R)
• M12: 9,869,869 km (0.118 R)
• M13: 11,080,565 km (0.09 R)
• M14: 12,387,751 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.6

Radius: 8

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.18 AU - 2.2 AU

Year: 2126 Days

Day: 6.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 90,528,915 km

• M1: 99,483 km (0.07 R)
• M2: 509,979 km (0.077 R)
• M3: 950,694 km (0.044 R)
• M4: 1,208,152 km (0.095 R)
• M5: 3,301,625 km (0.065 R)
• M6: 3,832,398 km (0.103 R)
• M7: 4,438,718 km (0.107 R)
• M8: 5,558,159 km (0.081 R)
• M9: 7,982,393 km (0.066 R)
• M10: 10,562,956 km (0.05 R)
• M11: 11,789,060 km (0.115 R)
• M12: 13,610,414 km (0.106 R)
• M13: 15,105,495 km (0.05 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738.1

Radius: 5

Gravity: 29.52 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.62 AU - 9.12 AU

Year: 13125 Days

Day: 18.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 90,528,915 km

• M1: 62,233 km (0.095 R)
• M2: 241,601 km (0.101 R)
• M3: 472,280 km (0.098 R)
• M4: 630,854 km (0.089 R)
• M5: 806,482 km (0.086 R)
• M6: 1,410,110 km (0.119 R)
• M7: 1,572,872 km (0.109 R)
• M8: 1,832,275 km (0.113 R)
• M9: 1,990,549 km (0.103 R)
• M10: 2,416,155 km (0.101 R)
• M11: 3,215,307 km (0.105 R)
• M12: 4,973,082 km (0.063 R)
• M13: 9,073,410 km (0.076 R)
• M14: 9,535,967 km (0.083 R)
• M15: 12,709,685 km (0.104 R)
• M16: 13,419,378 km (0.112 R)
• M17: 13,750,438 km (0.102 R)
• M18: 15,344,403 km (0.118 R)
• M19: 16,980,406 km (0.078 R)
• M20: 19,732,109 km (0.04 R)
• M21: 20,594,690 km (0.117 R)
• M22: 20,770,168 km (0.068 R)
• M23: 22,026,641 km (0.115 R)
• M24: 23,428,223 km (0.052 R)
• M25: 25,792,767 km (0.08 R)
• M26: 26,201,618 km (0.093 R)
• M27: 27,880,854 km (0.099 R)
• M28: 33,346,562 km (0.12 R)
• M29: 34,076,301 km (0.109 R)
• M30: 40,713,958 km (0.079 R)
• M31: 45,587,408 km (0.11 R)
• M32: 56,988,411 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 970

Radius: 3

Gravity: 107.78 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.96 AU - 11.72 AU

Year: 21812 Days

Day: 19 Hours

Environment

Temp: -222 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 90,528,915 km

• M1: 63,280 km (0.04 R)
• M2: 157,826 km (0.092 R)
• M3: 481,855 km (0.057 R)
• M4: 687,851 km (0.093 R)
• M5: 1,434,344 km (0.103 R)
• M6: 1,858,305 km (0.077 R)
• M7: 2,655,661 km (0.117 R)
• M8: 2,974,754 km (0.039 R)
• M9: 4,017,750 km (0.082 R)
• M10: 4,547,027 km (0.11 R)
• M11: 5,282,301 km (0.113 R)
• M12: 7,181,895 km (0.086 R)
• M13: 7,282,275 km (0.12 R)
• M14: 9,077,150 km (0.118 R)
• M15: 9,552,871 km (0.071 R)
• M16: 10,360,999 km (0.11 R)
• M17: 13,206,650 km (0.103 R)
• M18: 14,445,320 km (0.096 R)
• M19: 14,686,023 km (0.094 R)
• M20: 15,675,014 km (0.105 R)
• M21: 16,884,064 km (0.059 R)
• M22: 17,420,822 km (0.098 R)
• M23: 17,784,793 km (0.109 R)
• M24: 24,094,233 km (0.083 R)
• M25: 24,546,019 km (0.111 R)
• M26: 25,003,489 km (0.073 R)
• M27: 29,506,834 km (0.086 R)
• M28: 29,764,591 km (0.099 R)
• M29: 29,893,993 km (0.111 R)
• M30: 35,821,958 km (0.086 R)
• M31: 37,757,156 km (0.085 R)
• M32: 38,213,430 km (0.074 R)
• M33: 42,650,802 km (0.04 R)
• M34: 50,297,497 km (0.078 R)
• M35: 59,216,223 km (0.048 R)
• M36: 61,704,783 km (0.083 R)
• M37: 64,262,159 km (0.05 R)
• M38: 69,814,933 km (0.113 R)
• M39: 82,882,307 km (0.096 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: 448 - 17,069 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit