🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.73 AU - 0.77 AU

Year: 238 Days

Day: 20.7 Hours

Environment

Temp: 96 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,307,000 km

• M1: 43,234 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.19 AU - 1.23 AU

Year: 489 Days

Day: 33 Hours

Environment

Temp: 13 °C

Axial Tilt: 36.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 82,307,000 km

• M1: 291,117 km (0.052 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.62 AU - 3.26 AU

Year: 1851 Days

Day: 36 Hours

Environment

Temp: -100 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.28 AU - 3.74 AU

Year: 2414 Days

Day: 27 Hours

Environment

Temp: -108 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.6

Radius: 12.3

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.81 AU - 8.07 AU

Year: 7450 Days

Day: 9.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 82,307,000 km

• M1: 153,936 km (0.111 R)
• M2: 617,241 km (0.044 R)
• M3: 1,217,278 km (0.112 R)
• M4: 2,141,045 km (0.118 R)
• M5: 2,575,776 km (0.076 R)
• M6: 3,418,162 km (0.119 R)
• M7: 4,145,058 km (0.113 R)
• M8: 4,628,857 km (0.076 R)
• M9: 5,519,713 km (0.086 R)
• M10: 6,381,247 km (0.081 R)
• M11: 7,066,106 km (0.083 R)
• M12: 7,562,472 km (0.109 R)
• M13: 8,582,579 km (0.062 R)
• M14: 9,015,516 km (0.092 R)
• M15: 9,785,197 km (0.09 R)
• M16: 10,402,886 km (0.088 R)
• M17: 15,863,957 km (0.103 R)
• M18: 17,600,638 km (0.106 R)
• M19: 18,230,296 km (0.056 R)
• M20: 21,369,906 km (0.12 R)
• M21: 24,592,843 km (0.096 R)
• M22: 26,729,848 km (0.049 R)
• M23: 28,126,793 km (0.11 R)
• M24: 30,163,419 km (0.104 R)
• M25: 31,166,921 km (0.083 R)
• M26: 36,521,777 km (0.108 R)
• M27: 39,297,416 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.3

Radius: 12.6

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.62 AU - 11.64 AU

Year: 10970 Days

Day: 6.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,307,000 km

• M1: 156,928 km (0.093 R)
• M2: 579,542 km (0.057 R)
• M3: 1,359,695 km (0.032 R)
• M4: 1,767,050 km (0.088 R)
• M5: 2,622,451 km (0.112 R)
• M6: 7,299,628 km (0.095 R)
• M7: 7,734,659 km (0.113 R)
• M8: 8,777,206 km (0.08 R)
• M9: 10,673,808 km (0.071 R)
• M10: 12,934,681 km (0.091 R)
• M11: 15,321,365 km (0.067 R)
• M12: 20,950,583 km (0.08 R)
• M13: 24,787,619 km (0.082 R)
• M14: 26,957,387 km (0.101 R)
• M15: 31,576,071 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674.1

Radius: 8

Gravity: 10.53 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 14 AU - 17.68 AU

Year: 23142 Days

Day: 19.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 82,307,000 km

• M1: 111,899 km (0.086 R)
• M2: 494,571 km (0.067 R)
• M3: 1,011,132 km (0.098 R)
• M4: 1,563,896 km (0.076 R)
• M5: 2,326,546 km (0.076 R)
• M6: 2,881,105 km (0.119 R)
• M7: 3,403,202 km (0.099 R)
• M8: 4,019,246 km (0.115 R)
• M9: 5,195,384 km (0.115 R)
• M10: 6,360,901 km (0.117 R)
• M11: 7,793,301 km (0.093 R)
• M12: 8,051,507 km (0.078 R)
• M13: 8,639,726 km (0.11 R)
• M14: 9,961,722 km (0.067 R)
• M15: 10,451,655 km (0.119 R)
• M16: 13,885,824 km (0.115 R)
• M17: 15,286,808 km (0.106 R)
• M18: 16,021,483 km (0.093 R)
• M19: 17,473,330 km (0.063 R)
• M20: 20,342,917 km (0.085 R)
• M21: 26,296,763 km (0.066 R)
• M22: 27,948,473 km (0.043 R)
• M23: 29,667,951 km (0.093 R)
• M24: 31,326,841 km (0.084 R)
• M25: 37,693,278 km (0.045 R)
• M26: 37,988,135 km (0.117 R)
• M27: 41,333,892 km (0.076 R)
• M28: 46,712,982 km (0.11 R)
• M29: 48,604,797 km (0.114 R)
• M30: 49,834,940 km (0.066 R)
• M31: 50,547,176 km (0.084 R)
• M32: 53,093,331 km (0.118 R)
• M33: 59,231,781 km (0.097 R)
• M34: 63,299,048 km (0.089 R)
• M35: 64,134,402 km (0.096 R)
• M36: 64,976,938 km (0.072 R)
• M37: 67,331,907 km (0.108 R)
• M38: 71,082,625 km (0.066 R)
• M39: 76,847,678 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 411.8

Radius: 5.2

Gravity: 15.23 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 16.65 AU - 20.19 AU

Year: 29021 Days

Day: 18.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,307,000 km

• M1: 99,333 km (0.104 R)
• M2: 401,521 km (0.088 R)
• M3: 602,431 km (0.104 R)
• M4: 905,067 km (0.027 R)
• M5: 1,319,154 km (0.118 R)
• M6: 1,756,429 km (0.113 R)
• M7: 2,861,957 km (0.066 R)
• M8: 3,074,236 km (0.112 R)
• M9: 3,560,729 km (0.045 R)
• M10: 4,401,618 km (0.101 R)
• M11: 5,094,855 km (0.101 R)
• M12: 5,447,457 km (0.107 R)
• M13: 6,245,262 km (0.039 R)
• M14: 6,741,329 km (0.1 R)
• M15: 8,333,649 km (0.063 R)
• M16: 11,561,971 km (0.118 R)
• M17: 12,658,523 km (0.055 R)
• M18: 17,301,443 km (0.07 R)
• M19: 31,796,130 km (0.115 R)
• M20: 32,587,203 km (0.085 R)
• M21: 33,934,631 km (0.046 R)
• M22: 39,696,393 km (0.044 R)
• M23: 41,857,783 km (0.087 R)
• M24: 45,743,139 km (0.109 R)
• M25: 48,810,045 km (0.117 R)
• M26: 52,011,290 km (0.052 R)
• M27: 58,631,295 km (0.088 R)
• M28: 59,025,635 km (0.072 R)
• M29: 59,223,553 km (0.091 R)
• M30: 60,419,887 km (0.113 R)
• M31: 71,471,580 km (0.109 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 14,032 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit