🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.92 AU - 1.28 AU

Year: 497 Days

Day: 30.3 Hours

Environment

Temp: -67 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 24,941,194 km

• M1: 39,793 km (0.073 R)
• M2: 498,311 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.03 AU - 1.19 AU

Year: 503 Days

Day: 13.2 Hours

Environment

Temp: -66 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,941,194 km

• M1: 69,413 km (0.046 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.1 AU - 1.5 AU

Year: 638 Days

Day: 30.5 Hours

Environment

Temp: -89 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,941,194 km

• M1: 113,246 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.31 AU - 2.01 AU

Year: 921 Days

Day: 16 Hours

Environment

Temp: -93 °C

Axial Tilt: 81.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.63 AU - 2.39 AU

Year: 1227 Days

Day: 33.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,941,194 km

• M1: 89,160 km (0.106 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.41 AU - 2.83 AU

Year: 1825 Days

Day: 19.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.7

Radius: 9.6

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.14 AU - 3.16 AU

Year: 2407 Days

Day: 8.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 24,941,194 km

• M1: 119,529 km (0.106 R)
• M2: 520,152 km (0.119 R)
• M3: 1,086,380 km (0.106 R)
• M4: 1,871,619 km (0.086 R)
• M5: 2,407,179 km (0.111 R)
• M6: 2,804,511 km (0.054 R)
• M7: 3,696,713 km (0.087 R)
• M8: 4,562,436 km (0.071 R)
• M9: 4,914,739 km (0.056 R)
• M10: 5,218,423 km (0.081 R)
• M11: 5,768,494 km (0.036 R)
• M12: 6,230,901 km (0.109 R)
• M13: 6,957,199 km (0.116 R)
• M14: 8,547,274 km (0.03 R)
• M15: 8,924,261 km (0.081 R)
• M16: 9,778,914 km (0.111 R)
• M17: 10,687,122 km (0.073 R)
• M18: 12,430,386 km (0.09 R)
• M19: 13,079,043 km (0.066 R)
• M20: 14,443,525 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.4

Radius: 13.6

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.78 AU - 3.92 AU

Year: 2639 Days

Day: 11.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 24,941,194 km

• M1: 169,195 km (0.118 R)
• M2: 897,138 km (0.11 R)
• M3: 1,408,464 km (0.12 R)
• M4: 1,875,509 km (0.108 R)
• M5: 2,517,732 km (0.07 R)
• M6: 2,955,156 km (0.08 R)
• M7: 3,515,251 km (0.057 R)
• M8: 4,085,667 km (0.12 R)
• M9: 4,851,309 km (0.061 R)
• M10: 5,710,749 km (0.085 R)
• M11: 6,257,529 km (0.047 R)
• M12: 7,920,609 km (0.104 R)
• M13: 8,872,051 km (0.045 R)
• M14: 10,046,095 km (0.112 R)
• M15: 13,500,161 km (0.038 R)
• M16: 14,051,130 km (0.079 R)
• M17: 14,616,909 km (0.061 R)
• M18: 15,149,028 km (0.037 R)
• M19: 16,252,013 km (0.082 R)
• M20: 18,561,655 km (0.101 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.8

Radius: 10.7

Gravity: 7.73 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.69 AU - 4.09 AU

Year: 3303 Days

Day: 9.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 24,941,194 km

• M1: 133,142 km (0.094 R)
• M2: 554,111 km (0.069 R)
• M3: 992,582 km (0.07 R)
• M4: 1,389,615 km (0.094 R)
• M5: 1,842,896 km (0.12 R)
• M6: 2,275,234 km (0.099 R)
• M7: 3,160,255 km (0.092 R)
• M8: 3,581,223 km (0.072 R)
• M9: 4,466,544 km (0.09 R)
• M10: 4,973,381 km (0.115 R)
• M11: 5,599,448 km (0.045 R)
• M12: 6,365,838 km (0.116 R)
• M13: 7,136,417 km (0.082 R)
• M14: 8,605,767 km (0.088 R)
• M15: 9,201,017 km (0.117 R)
• M16: 10,640,897 km (0.098 R)
• M17: 11,815,539 km (0.058 R)
• M18: 13,026,235 km (0.116 R)
• M19: 13,562,842 km (0.114 R)
• M20: 14,063,247 km (0.085 R)
• M21: 14,889,476 km (0.103 R)
• M22: 16,695,721 km (0.119 R)
• M23: 17,039,048 km (0.034 R)
• M24: 17,740,213 km (0.108 R)
• M25: 18,827,790 km (0.061 R)
• M26: 19,703,984 km (0.109 R)
• M27: 22,915,103 km (0.056 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 11,612 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit