🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.02 AU - 1.46 AU

Year: 517 Days

Day: 43.4 Hours

Environment

Temp: -10 °C

Axial Tilt: 21.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 42,935,397 km

• M1: 33,061 km (0.103 R)
• M2: 87,066 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.25 AU - 1.45 AU

Year: 588 Days

Day: 29.3 Hours

Environment

Temp: -33 °C

Axial Tilt: 42.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.52 AU - 1.68 AU

Year: 758 Days

Day: 16.2 Hours

Environment

Temp: -60 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.95 AU - 3.01 AU

Year: 1464 Days

Day: 25.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,935,397 km

• M1: 44,879 km (0.068 R)

Asteroid Belt

Center: 3.74 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.1

Radius: 14.4

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.29 AU - 5.69 AU

Year: 4177 Days

Day: 12.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,935,397 km

• M1: 179,069 km (0.078 R)
• M2: 2,153,461 km (0.048 R)
• M3: 2,662,094 km (0.057 R)
• M4: 3,331,096 km (0.111 R)
• M5: 4,180,662 km (0.111 R)
• M6: 5,336,156 km (0.079 R)
• M7: 5,795,122 km (0.1 R)
• M8: 6,249,451 km (0.098 R)
• M9: 8,578,690 km (0.094 R)
• M10: 9,875,105 km (0.102 R)
• M11: 11,391,728 km (0.116 R)
• M12: 12,403,159 km (0.118 R)
• M13: 14,220,923 km (0.037 R)
• M14: 14,715,793 km (0.117 R)
• M15: 16,092,093 km (0.077 R)
• M16: 17,490,085 km (0.059 R)
• M17: 18,122,585 km (0.119 R)
• M18: 19,299,621 km (0.11 R)
• M19: 22,243,558 km (0.053 R)
• M20: 23,822,563 km (0.031 R)
• M21: 26,370,813 km (0.117 R)
• M22: 27,881,602 km (0.11 R)
• M23: 28,484,332 km (0.098 R)
• M24: 29,272,264 km (0.081 R)
• M25: 30,254,823 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 287

Radius: 6

Gravity: 7.97 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 12.36 AU - 13.04 AU

Year: 16960 Days

Day: 16.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 42,935,397 km

• M1: 75,397 km (0.082 R)
• M2: 307,573 km (0.112 R)
• M3: 519,853 km (0.071 R)
• M4: 1,099,544 km (0.099 R)
• M5: 2,511,000 km (0.118 R)
• M6: 2,847,595 km (0.069 R)
• M7: 3,458,254 km (0.076 R)
• M8: 5,430,702 km (0.045 R)
• M9: 7,700,700 km (0.102 R)
• M10: 9,359,292 km (0.102 R)
• M11: 9,961,423 km (0.035 R)
• M12: 10,749,804 km (0.034 R)
• M13: 11,021,623 km (0.057 R)
• M14: 11,579,174 km (0.093 R)
• M15: 13,116,442 km (0.099 R)
• M16: 13,933,994 km (0.072 R)
• M17: 15,670,078 km (0.072 R)
• M18: 16,374,534 km (0.094 R)
• M19: 22,170,255 km (0.101 R)
• M20: 28,988,627 km (0.107 R)
• M21: 29,515,660 km (0.105 R)
• M22: 30,806,390 km (0.119 R)
• M23: 31,355,115 km (0.079 R)
• M24: 35,380,495 km (0.065 R)
• M25: 38,205,351 km (0.116 R)
• M26: 39,607,981 km (0.111 R)
• M27: 40,256,787 km (0.098 R)
• M28: 41,976,714 km (0.099 R)
• M29: 45,989,078 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.2

Radius: 7.8

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 15.56 AU - 18 AU

Year: 25758 Days

Day: 16.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,935,397 km

• M1: 96,939 km (0.051 R)
• M2: 546,930 km (0.096 R)
• M3: 807,380 km (0.105 R)
• M4: 1,067,979 km (0.076 R)
• M5: 2,677,503 km (0.109 R)
• M6: 3,408,737 km (0.052 R)
• M7: 3,897,473 km (0.039 R)
• M8: 6,510,799 km (0.065 R)
• M9: 7,579,825 km (0.055 R)
• M10: 9,075,205 km (0.092 R)
• M11: 12,581,630 km (0.083 R)
• M12: 13,271,874 km (0.109 R)
• M13: 13,626,272 km (0.076 R)
• M14: 14,477,932 km (0.096 R)
• M15: 16,086,409 km (0.061 R)
• M16: 18,827,939 km (0.098 R)
• M17: 21,866,122 km (0.099 R)
• M18: 25,578,244 km (0.035 R)
• M19: 29,992,428 km (0.032 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: 155 - 11,578 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit