🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.67 AU - 0.71 AU

Year: 258 Days

Day: 17.6 Hours

Environment

Temp: -39 °C

Axial Tilt: 100.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.85 AU - 0.89 AU

Year: 365 Days

Day: 38.1 Hours

Environment

Temp: -64 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,749,887 km

• M1: 33,211 km (0.038 R)
• M2: 63,729 km (0.117 R)

Asteroid Belt

Center: 1.67 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.8

Radius: 12.7

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.16 AU - 2.78 AU

Year: 1745 Days

Day: 10.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,749,887 km

• M1: 157,975 km (0.084 R)
• M2: 583,581 km (0.102 R)
• M3: 1,223,411 km (0.11 R)
• M4: 1,947,914 km (0.084 R)
• M5: 3,310,900 km (0.079 R)
• M6: 4,367,809 km (0.048 R)
• M7: 5,195,684 km (0.085 R)
• M8: 5,637,745 km (0.113 R)
• M9: 6,042,557 km (0.078 R)
• M10: 7,280,779 km (0.088 R)
• M11: 8,367,308 km (0.114 R)
• M12: 9,223,158 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.1

Radius: 11.2

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.1 AU - 3.28 AU

Year: 1984 Days

Day: 14.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 33,749,887 km

• M1: 140,173 km (0.09 R)
• M2: 591,061 km (0.117 R)
• M3: 1,240,316 km (0.092 R)
• M4: 1,700,479 km (0.038 R)
• M5: 2,109,779 km (0.112 R)
• M6: 2,487,364 km (0.045 R)
• M7: 2,925,686 km (0.059 R)
• M8: 3,846,161 km (0.101 R)
• M9: 4,456,221 km (0.117 R)
• M10: 5,221,564 km (0.093 R)
• M11: 5,895,054 km (0.112 R)
• M12: 7,503,979 km (0.107 R)
• M13: 7,864,210 km (0.115 R)
• M14: 9,014,768 km (0.06 R)
• M15: 10,606,639 km (0.116 R)
• M16: 11,254,397 km (0.043 R)
• M17: 11,807,311 km (0.063 R)
• M18: 12,586,866 km (0.11 R)
• M19: 14,802,111 km (0.116 R)
• M20: 16,100,920 km (0.034 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.4

Radius: 14.2

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.19 AU - 4.51 AU

Year: 3396 Days

Day: 8.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 33,749,887 km

• M1: 184,604 km (0.079 R)
• M2: 851,810 km (0.119 R)
• M3: 2,350,033 km (0.108 R)
• M4: 3,033,695 km (0.059 R)
• M5: 3,702,398 km (0.097 R)
• M6: 5,497,123 km (0.093 R)
• M7: 7,747,823 km (0.113 R)
• M8: 9,270,131 km (0.109 R)
• M9: 9,779,512 km (0.083 R)
• M10: 12,804,231 km (0.108 R)
• M11: 14,039,760 km (0.094 R)
• M12: 23,105,092 km (0.11 R)
• M13: 23,898,110 km (0.116 R)
• M14: 25,083,973 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.9

Radius: 13.2

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.46 AU - 5.82 AU

Year: 5239 Days

Day: 8.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,749,887 km

• M1: 178,171 km (0.117 R)
• M2: 840,890 km (0.076 R)
• M3: 1,527,095 km (0.061 R)
• M4: 4,558,846 km (0.081 R)
• M5: 6,456,644 km (0.119 R)
• M6: 8,366,859 km (0.117 R)
• M7: 11,901,558 km (0.112 R)
• M8: 13,273,221 km (0.083 R)
• M9: 14,702,928 km (0.097 R)
• M10: 15,524,818 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.8

Radius: 3.1

Gravity: 11.84 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 8.29 AU - 11.97 AU

Year: 14495 Days

Day: 18.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,749,887 km

• M1: 38,596 km (0.043 R)
• M2: 171,589 km (0.051 R)
• M3: 487,390 km (0.056 R)
• M4: 584,479 km (0.078 R)
• M5: 755,020 km (0.084 R)
• M6: 912,846 km (0.102 R)
• M7: 1,072,318 km (0.103 R)
• M8: 1,677,890 km (0.117 R)
• M9: 3,341,268 km (0.1 R)
• M10: 4,888,858 km (0.035 R)
• M11: 6,447,369 km (0.051 R)
• M12: 7,841,920 km (0.1 R)
• M13: 10,042,056 km (0.062 R)
• M14: 13,810,277 km (0.11 R)
• M15: 14,489,302 km (0.061 R)
• M16: 15,190,317 km (0.104 R)
• M17: 16,533,706 km (0.096 R)
• M18: 25,358,784 km (0.116 R)
• M19: 28,578,280 km (0.112 R)
• M20: 31,380,397 km (0.077 R)
• M21: 33,046,918 km (0.071 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 10,398 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit