🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.69 AU - 0.71 AU

Year: 223 Days

Day: 16.3 Hours

Environment

Temp: 95 °C

Axial Tilt: 47.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.78 AU - 1.02 AU

Year: 325 Days

Day: 34.2 Hours

Environment

Temp: 28 °C

Axial Tilt: 27.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.6

Radius: 13.4

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 7.67 AU - 10.25 AU

Year: 10213 Days

Day: 14.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,324,256 km

• M1: 166,652 km (0.11 R)
• M2: 1,124,228 km (0.12 R)
• M3: 1,805,945 km (0.115 R)
• M4: 3,008,264 km (0.079 R)
• M5: 5,089,469 km (0.069 R)
• M6: 7,086,152 km (0.059 R)
• M7: 8,041,634 km (0.055 R)
• M8: 8,483,097 km (0.066 R)
• M9: 10,569,838 km (0.062 R)
• M10: 11,263,074 km (0.097 R)
• M11: 11,929,832 km (0.096 R)
• M12: 12,505,335 km (0.109 R)
• M13: 14,408,369 km (0.095 R)
• M14: 15,530,503 km (0.087 R)
• M15: 16,009,216 km (0.04 R)
• M16: 18,248,696 km (0.083 R)
• M17: 18,936,248 km (0.115 R)
• M18: 20,854,392 km (0.076 R)
• M19: 22,811,282 km (0.097 R)
• M20: 24,887,850 km (0.116 R)
• M21: 26,404,772 km (0.085 R)
• M22: 28,285,367 km (0.108 R)
• M23: 29,727,042 km (0.095 R)
• M24: 34,577,304 km (0.1 R)
• M25: 39,549,488 km (0.107 R)
• M26: 42,139,775 km (0.057 R)
• M27: 46,516,112 km (0.101 R)
• M28: 48,668,226 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.4

Radius: 12.6

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 8.52 AU - 11.98 AU

Year: 12496 Days

Day: 9.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,324,256 km

• M1: 156,779 km (0.091 R)
• M2: 696,079 km (0.075 R)
• M3: 1,408,015 km (0.071 R)
• M4: 3,377,920 km (0.049 R)
• M5: 4,319,639 km (0.034 R)
• M6: 4,852,506 km (0.114 R)
• M7: 5,863,040 km (0.117 R)
• M8: 6,557,922 km (0.097 R)
• M9: 7,524,922 km (0.113 R)
• M10: 8,877,138 km (0.039 R)
• M11: 9,689,454 km (0.067 R)
• M12: 13,573,164 km (0.109 R)
• M13: 15,140,651 km (0.082 R)
• M14: 16,225,983 km (0.025 R)
• M15: 20,134,527 km (0.07 R)
• M16: 23,567,948 km (0.075 R)
• M17: 26,028,683 km (0.077 R)
• M18: 29,866,168 km (0.053 R)
• M19: 33,580,683 km (0.107 R)
• M20: 35,674,305 km (0.059 R)
• M21: 38,246,940 km (0.117 R)
• M22: 41,913,284 km (0.112 R)
• M23: 51,046,234 km (0.105 R)
• M24: 52,986,818 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 104.4

Radius: 4.9

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 16.13 AU - 17.91 AU

Year: 26738 Days

Day: 17.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,324,256 km

• M1: 60,886 km (0.063 R)
• M2: 343,477 km (0.108 R)
• M3: 716,723 km (0.117 R)
• M4: 1,019,809 km (0.027 R)
• M5: 1,675,197 km (0.098 R)
• M6: 2,536,133 km (0.066 R)
• M7: 3,028,310 km (0.116 R)
• M8: 3,190,175 km (0.11 R)
• M9: 3,431,476 km (0.113 R)
• M10: 4,343,873 km (0.09 R)
• M11: 5,175,638 km (0.093 R)
• M12: 6,072,178 km (0.066 R)
• M13: 11,632,132 km (0.096 R)
• M14: 13,841,244 km (0.06 R)
• M15: 16,174,073 km (0.1 R)
• M16: 17,030,820 km (0.092 R)
• M17: 19,462,384 km (0.11 R)
• M18: 22,992,295 km (0.076 R)
• M19: 23,709,767 km (0.12 R)
• M20: 29,468,537 km (0.102 R)
• M21: 29,678,572 km (0.11 R)
• M22: 31,504,564 km (0.098 R)
• M23: 39,558,614 km (0.097 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 15,091 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit