🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.52 AU - 0.52 AU

Year: 134 Days

Day: 45.5 Hours

Environment

Temp: 260 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.22 AU - 1.32 AU

Year: 510 Days

Day: 38.7 Hours

Environment

Temp: 4 °C

Axial Tilt: 36.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 85,070,813 km

• M1: 47,423 km (0.079 R)
• M2: 216,019 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.15 AU - 4.79 AU

Year: 3369 Days

Day: 15.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 85,070,813 km

• M1: 241,451 km (0.057 R)
• M2: 1,346,830 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.93 AU - 5.03 AU

Year: 3961 Days

Day: 36.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.8

Radius: 11.7

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.71 AU - 7.35 AU

Year: 5948 Days

Day: 6 Hours

Environment

Temp: -142 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 85,070,813 km

• M1: 145,559 km (0.037 R)
• M2: 525,986 km (0.112 R)
• M3: 1,002,156 km (0.102 R)
• M4: 1,381,237 km (0.069 R)
• M5: 1,818,661 km (0.075 R)
• M6: 3,018,137 km (0.099 R)
• M7: 3,428,783 km (0.05 R)
• M8: 3,921,559 km (0.034 R)
• M9: 4,736,867 km (0.1 R)
• M10: 5,955,491 km (0.105 R)
• M11: 6,352,823 km (0.104 R)
• M12: 7,065,956 km (0.112 R)
• M13: 8,049,861 km (0.032 R)
• M14: 11,135,018 km (0.073 R)
• M15: 12,614,242 km (0.064 R)
• M16: 13,375,396 km (0.093 R)
• M17: 14,546,747 km (0.058 R)
• M18: 15,213,954 km (0.072 R)
• M19: 16,430,484 km (0.101 R)
• M20: 19,787,909 km (0.052 R)
• M21: 20,263,032 km (0.116 R)
• M22: 20,955,221 km (0.113 R)
• M23: 23,729,513 km (0.109 R)
• M24: 24,112,035 km (0.115 R)
• M25: 25,046,723 km (0.119 R)
• M26: 25,924,563 km (0.12 R)
• M27: 27,071,380 km (0.095 R)
• M28: 28,509,016 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.2

Radius: 10.7

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 7.8 AU - 8.34 AU

Year: 8172 Days

Day: 9.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 85,070,813 km

• M1: 133,142 km (0.115 R)
• M2: 520,601 km (0.04 R)
• M3: 882,627 km (0.096 R)
• M4: 1,663,528 km (0.047 R)
• M5: 2,083,450 km (0.1 R)
• M6: 2,704,281 km (0.093 R)
• M7: 3,140,658 km (0.039 R)
• M8: 4,500,203 km (0.046 R)
• M9: 5,039,354 km (0.088 R)
• M10: 5,377,894 km (0.12 R)
• M11: 6,516,483 km (0.111 R)
• M12: 9,695,737 km (0.116 R)
• M13: 13,044,635 km (0.107 R)
• M14: 16,463,694 km (0.084 R)
• M15: 19,724,928 km (0.118 R)
• M16: 22,402,281 km (0.062 R)
• M17: 25,388,853 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 798.5

Radius: 4.1

Gravity: 47.5 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 12.72 AU - 18.42 AU

Year: 21899 Days

Day: 18.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 85,070,813 km

• M1: 51,162 km (0.047 R)
• M2: 284,236 km (0.114 R)
• M3: 589,266 km (0.116 R)
• M4: 794,215 km (0.041 R)
• M5: 1,197,232 km (0.07 R)
• M6: 1,332,169 km (0.099 R)
• M7: 1,615,358 km (0.11 R)
• M8: 3,790,810 km (0.114 R)
• M9: 4,017,600 km (0.119 R)
• M10: 4,253,666 km (0.085 R)
• M11: 4,753,173 km (0.095 R)
• M12: 10,362,794 km (0.117 R)
• M13: 11,065,605 km (0.105 R)
• M14: 11,529,209 km (0.081 R)
• M15: 11,799,682 km (0.068 R)
• M16: 13,889,714 km (0.1 R)
• M17: 20,907,499 km (0.108 R)
• M18: 21,615,097 km (0.059 R)
• M19: 27,258,527 km (0.08 R)
• M20: 28,592,342 km (0.066 R)
• M21: 28,839,478 km (0.069 R)
• M22: 30,480,566 km (0.073 R)
• M23: 31,258,475 km (0.065 R)
• M24: 32,989,472 km (0.103 R)
• M25: 34,085,725 km (0.102 R)
• M26: 41,021,232 km (0.085 R)
• M27: 44,402,443 km (0.112 R)
• M28: 46,928,254 km (0.072 R)
• M29: 48,313,680 km (0.11 R)
• M30: 50,262,790 km (0.057 R)
• M31: 51,896,100 km (0.047 R)
• M32: 54,128,399 km (0.079 R)
• M33: 59,987,400 km (0.117 R)
• M34: 61,824,013 km (0.111 R)
• M35: 62,860,576 km (0.103 R)
• M36: 69,101,201 km (0.114 R)
• M37: 78,610,240 km (0.052 R)
• M38: 82,046,653 km (0.102 R)

Kuiper Belt

Range: 30.8 - 47.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 16,116 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit