🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.16 AU - 1.34 AU

Year: 508 Days

Day: 44 Hours

Environment

Temp: -1 °C

Axial Tilt: 11.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 56,540,614 km

• M1: 86,019 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.37 AU - 3.33 AU

Year: 1749 Days

Day: 32.2 Hours

Environment

Temp: -90 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.89 AU - 2.97 AU

Year: 1823 Days

Day: 34.4 Hours

Environment

Temp: -94 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.63 AU - 3.81 AU

Year: 2100 Days

Day: 27.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,540,614 km

• M1: 740,509 km (0.118 R)
• M2: 1,322,894 km (0.075 R)

Asteroid Belt

Center: 4.87 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.8

Radius: 13.6

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.45 AU - 7.57 AU

Year: 6037 Days

Day: 8.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,540,614 km

• M1: 169,943 km (0.106 R)
• M2: 962,214 km (0.11 R)
• M3: 1,426,864 km (0.038 R)
• M4: 1,872,068 km (0.081 R)
• M5: 2,438,445 km (0.116 R)
• M6: 3,038,482 km (0.102 R)
• M7: 3,486,378 km (0.052 R)
• M8: 4,352,849 km (0.082 R)
• M9: 5,524,201 km (0.117 R)
• M10: 6,171,062 km (0.045 R)
• M11: 8,548,322 km (0.058 R)
• M12: 10,451,506 km (0.111 R)
• M13: 12,622,769 km (0.062 R)
• M14: 14,061,751 km (0.118 R)
• M15: 14,797,623 km (0.105 R)
• M16: 15,656,165 km (0.116 R)
• M17: 17,577,301 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.4

Radius: 10.9

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.78 AU - 7.3 AU

Year: 6078 Days

Day: 5.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 56,540,614 km

• M1: 136,284 km (0.059 R)
• M2: 518,656 km (0.111 R)
• M3: 1,046,736 km (0.105 R)
• M4: 2,161,091 km (0.094 R)
• M5: 2,654,165 km (0.104 R)
• M6: 3,263,328 km (0.047 R)
• M7: 3,727,381 km (0.103 R)
• M8: 4,134,885 km (0.071 R)
• M9: 4,899,480 km (0.106 R)
• M10: 7,462,241 km (0.097 R)
• M11: 10,018,569 km (0.084 R)
• M12: 10,858,561 km (0.095 R)
• M13: 12,102,318 km (0.071 R)
• M14: 16,025,971 km (0.067 R)
• M15: 18,998,331 km (0.063 R)
• M16: 20,651,238 km (0.077 R)
• M17: 21,779,505 km (0.112 R)
• M18: 22,242,211 km (0.109 R)
• M19: 22,790,338 km (0.12 R)
• M20: 23,831,988 km (0.082 R)
• M21: 25,666,955 km (0.077 R)
• M22: 27,147,825 km (0.103 R)
• M23: 29,804,533 km (0.078 R)
• M24: 30,856,057 km (0.054 R)
• M25: 33,644,112 km (0.098 R)
• M26: 34,784,048 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.2

Radius: 12.4

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.84 AU - 7.54 AU

Year: 6289 Days

Day: 9.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,540,614 km

• M1: 193,729 km (0.119 R)
• M2: 644,168 km (0.081 R)
• M3: 1,383,780 km (0.119 R)
• M4: 3,992,767 km (0.086 R)
• M5: 6,059,163 km (0.096 R)
• M6: 6,472,352 km (0.046 R)
• M7: 8,217,561 km (0.12 R)
• M8: 12,571,457 km (0.034 R)
• M9: 13,615,800 km (0.119 R)
• M10: 16,934,180 km (0.077 R)
• M11: 18,264,254 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729

Radius: 13.4

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 10.2 AU - 10.86 AU

Year: 12419 Days

Day: 14 Hours

Environment

Temp: -170 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,540,614 km

• M1: 176,077 km (0.066 R)
• M2: 711,487 km (0.091 R)
• M3: 1,263,952 km (0.099 R)
• M4: 1,862,344 km (0.073 R)
• M5: 2,324,302 km (0.118 R)
• M6: 3,260,037 km (0.077 R)
• M7: 4,839,042 km (0.108 R)
• M8: 6,637,957 km (0.027 R)
• M9: 7,911,783 km (0.114 R)
• M10: 11,165,835 km (0.107 R)
• M11: 11,685,838 km (0.073 R)
• M12: 14,062,349 km (0.113 R)
• M13: 15,153,516 km (0.073 R)
• M14: 16,820,037 km (0.118 R)
• M15: 17,736,473 km (0.072 R)
• M16: 20,600,375 km (0.112 R)
• M17: 23,570,940 km (0.1 R)
• M18: 24,044,716 km (0.027 R)
• M19: 33,579,785 km (0.065 R)
• M20: 34,059,396 km (0.108 R)
• M21: 36,023,616 km (0.115 R)
• M22: 43,352,565 km (0.076 R)
• M23: 46,543,039 km (0.09 R)
• M24: 48,959,643 km (0.11 R)
• M25: 50,355,092 km (0.1 R)
• M26: 50,983,702 km (0.048 R)
• M27: 54,700,611 km (0.095 R)

Kuiper Belt

Range: 30.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 13,970 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit