🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.42 AU - 0.62 AU

Year: 138 Days

Day: 15.2 Hours

Environment

Temp: 232 °C

Axial Tilt: 6.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.68 AU - 1.08 AU

Year: 305 Days

Day: 44.9 Hours

Environment

Temp: 93 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 92,615,124 km

• M1: 82,129 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.9 AU - 1.16 AU

Year: 386 Days

Day: 27.4 Hours

Environment

Temp: 30 °C

Axial Tilt: 12.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 92,615,124 km

• M1: 768,035 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.95 AU - 1.41 AU

Year: 473 Days

Day: 21.2 Hours

Environment

Temp: 3 °C

Axial Tilt: 18.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 92,615,124 km

• M1: 792,420 km (0.075 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.68 AU - 5.24 AU

Year: 3475 Days

Day: 43.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.5

Radius: 8

Gravity: 10.74 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 6.58 AU - 7.34 AU

Year: 6775 Days

Day: 12.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 92,615,124 km

• M1: 99,483 km (0.117 R)
• M2: 399,277 km (0.103 R)
• M3: 1,018,612 km (0.067 R)
• M4: 1,355,207 km (0.038 R)
• M5: 1,615,507 km (0.05 R)
• M6: 2,077,765 km (0.087 R)
• M7: 2,606,892 km (0.057 R)
• M8: 3,159,357 km (0.058 R)
• M9: 3,693,123 km (0.108 R)
• M10: 4,131,594 km (0.036 R)
• M11: 5,025,740 km (0.115 R)
• M12: 5,913,005 km (0.104 R)
• M13: 7,415,267 km (0.102 R)
• M14: 7,876,328 km (0.093 R)
• M15: 9,960,226 km (0.118 R)
• M16: 11,555,089 km (0.118 R)
• M17: 14,344,042 km (0.08 R)
• M18: 14,999,431 km (0.111 R)
• M19: 15,488,616 km (0.102 R)
• M20: 15,925,292 km (0.114 R)
• M21: 16,306,168 km (0.12 R)
• M22: 19,002,071 km (0.096 R)
• M23: 20,012,006 km (0.073 R)
• M24: 21,670,598 km (0.088 R)
• M25: 25,173,282 km (0.077 R)
• M26: 28,196,805 km (0.107 R)
• M27: 28,474,758 km (0.057 R)
• M28: 31,157,197 km (0.091 R)
• M29: 34,423,816 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.3

Radius: 14.7

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 6.2 AU - 8.36 AU

Year: 7247 Days

Day: 14.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 92,615,124 km

• M1: 183,856 km (0.098 R)
• M2: 938,727 km (0.058 R)
• M3: 1,404,275 km (0.085 R)
• M4: 2,300,067 km (0.104 R)
• M5: 3,037,136 km (0.116 R)
• M6: 3,977,059 km (0.064 R)
• M7: 4,462,504 km (0.101 R)
• M8: 6,196,793 km (0.11 R)
• M9: 7,670,481 km (0.095 R)
• M10: 8,386,905 km (0.093 R)
• M11: 9,366,921 km (0.106 R)
• M12: 10,905,086 km (0.102 R)
• M13: 12,284,229 km (0.077 R)
• M14: 13,435,235 km (0.109 R)
• M15: 14,418,542 km (0.091 R)
• M16: 15,761,931 km (0.095 R)
• M17: 17,658,233 km (0.069 R)
• M18: 18,555,970 km (0.111 R)
• M19: 22,614,411 km (0.113 R)
• M20: 23,673,414 km (0.076 R)
• M21: 28,242,432 km (0.106 R)
• M22: 29,566,374 km (0.079 R)
• M23: 31,528,948 km (0.083 R)
• M24: 33,368,403 km (0.101 R)
• M25: 35,603,695 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 598.7

Radius: 5.7

Gravity: 18.43 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 14.75 AU - 15.97 AU

Year: 22211 Days

Day: 20.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 92,615,124 km

• M1: 70,909 km (0.115 R)
• M2: 250,128 km (0.067 R)
• M3: 622,626 km (0.093 R)
• M4: 970,591 km (0.118 R)
• M5: 2,507,111 km (0.11 R)
• M6: 2,897,561 km (0.116 R)
• M7: 5,521,957 km (0.076 R)
• M8: 7,510,262 km (0.098 R)
• M9: 9,410,454 km (0.041 R)
• M10: 10,593,923 km (0.077 R)
• M11: 19,468,069 km (0.072 R)
• M12: 20,792,309 km (0.078 R)
• M13: 21,279,549 km (0.112 R)
• M14: 24,687,538 km (0.064 R)
• M15: 25,343,974 km (0.089 R)
• M16: 26,011,928 km (0.1 R)
• M17: 30,392,752 km (0.092 R)
• M18: 31,655,957 km (0.098 R)
• M19: 32,171,022 km (0.12 R)
• M20: 36,493,653 km (0.106 R)
• M21: 39,235,034 km (0.106 R)
• M22: 41,493,961 km (0.102 R)
• M23: 43,838,160 km (0.112 R)
• M24: 44,638,808 km (0.032 R)
• M25: 45,123,804 km (0.069 R)
• M26: 47,098,945 km (0.114 R)
• M27: 74,333,985 km (0.1 R)
• M28: 74,560,626 km (0.118 R)
• M29: 76,621,187 km (0.062 R)
• M30: 77,316,368 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 545.4

Radius: 6.2

Gravity: 14.19 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 16.72 AU - 20.9 AU

Year: 30100 Days

Day: 17.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 92,615,124 km

• M1: 85,570 km (0.111 R)
• M2: 280,346 km (0.12 R)
• M3: 515,813 km (0.05 R)
• M4: 1,356,404 km (0.084 R)
• M5: 2,357,513 km (0.052 R)
• M6: 2,702,635 km (0.05 R)
• M7: 2,969,518 km (0.102 R)
• M8: 3,342,615 km (0.116 R)
• M9: 4,147,601 km (0.09 R)
• M10: 4,466,843 km (0.084 R)
• M11: 5,035,464 km (0.093 R)
• M12: 5,357,997 km (0.103 R)
• M13: 6,178,990 km (0.111 R)
• M14: 7,231,112 km (0.087 R)
• M15: 10,569,090 km (0.067 R)
• M16: 12,570,260 km (0.037 R)
• M17: 14,811,087 km (0.112 R)
• M18: 15,389,283 km (0.087 R)
• M19: 15,641,654 km (0.108 R)
• M20: 25,373,295 km (0.048 R)
• M21: 33,478,208 km (0.113 R)
• M22: 34,905,372 km (0.039 R)
• M23: 38,341,037 km (0.1 R)
• M24: 43,319,055 km (0.12 R)
• M25: 45,528,915 km (0.072 R)
• M26: 45,875,384 km (0.099 R)
• M27: 47,812,826 km (0.116 R)
• M28: 50,356,588 km (0.082 R)
• M29: 51,099,641 km (0.03 R)
• M30: 54,924,709 km (0.093 R)
• M31: 55,712,042 km (0.116 R)
• M32: 56,706,718 km (0.058 R)
• M33: 57,510,807 km (0.083 R)
• M34: 67,088,511 km (0.12 R)
• M35: 67,537,305 km (0.084 R)
• M36: 71,432,684 km (0.069 R)
• M37: 75,717,765 km (0.105 R)
• M38: 78,916,916 km (0.11 R)
• M39: 85,846,888 km (0.056 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 20,103 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit