🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.51 AU - 0.51 AU

Year: 235 Days

Day: 40.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.45 AU - 0.69 AU

Year: 278 Days

Day: 29.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 49.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359

Radius: 12.3

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.29 AU - 2.07 AU

Year: 1406 Days

Day: 9.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,555,801 km

• M1: 153,787 km (0.115 R)
• M2: 657,782 km (0.117 R)
• M3: 1,201,570 km (0.053 R)
• M4: 1,634,357 km (0.082 R)
• M5: 2,776,836 km (0.114 R)
• M6: 3,235,952 km (0.098 R)
• M7: 4,672,839 km (0.104 R)
• M8: 5,871,716 km (0.113 R)
• M9: 7,988,975 km (0.076 R)
• M10: 8,434,926 km (0.087 R)
• M11: 8,952,984 km (0.077 R)
• M12: 10,083,046 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.7

Radius: 13.1

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.62 AU - 5.14 AU

Year: 5919 Days

Day: 8.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,555,801 km

• M1: 163,062 km (0.081 R)
• M2: 1,299,407 km (0.066 R)
• M3: 2,985,525 km (0.113 R)
• M4: 4,206,692 km (0.096 R)
• M5: 8,346,664 km (0.112 R)
• M6: 12,641,020 km (0.103 R)
• M7: 13,068,122 km (0.118 R)
• M8: 14,407,921 km (0.102 R)
• M9: 15,170,870 km (0.112 R)
• M10: 22,980,327 km (0.064 R)
• M11: 26,372,908 km (0.067 R)
• M12: 34,340,640 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.3

Radius: 12.6

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 4.8 AU - 6 AU

Year: 8102 Days

Day: 6.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 43,555,801 km

• M1: 156,779 km (0.112 R)
• M2: 553,961 km (0.094 R)
• M3: 1,004,998 km (0.104 R)
• M4: 1,472,193 km (0.117 R)
• M5: 2,006,107 km (0.116 R)
• M6: 2,610,632 km (0.056 R)
• M7: 3,402,454 km (0.119 R)
• M8: 4,241,100 km (0.114 R)
• M9: 4,854,152 km (0.065 R)
• M10: 5,752,188 km (0.029 R)
• M11: 6,328,289 km (0.101 R)
• M12: 6,757,785 km (0.116 R)
• M13: 7,399,859 km (0.037 R)
• M14: 7,796,293 km (0.103 R)
• M15: 8,290,864 km (0.075 R)
• M16: 9,297,358 km (0.088 R)
• M17: 10,334,819 km (0.096 R)
• M18: 12,527,625 km (0.118 R)
• M19: 13,852,015 km (0.088 R)
• M20: 14,456,241 km (0.066 R)
• M21: 14,889,476 km (0.076 R)
• M22: 18,241,516 km (0.071 R)
• M23: 19,487,516 km (0.106 R)
• M24: 21,662,220 km (0.055 R)
• M25: 22,725,113 km (0.074 R)
• M26: 24,427,687 km (0.104 R)
• M27: 26,952,001 km (0.045 R)
• M28: 29,745,143 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187

Radius: 5.1

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.75 AU - 7.15 AU

Year: 10577 Days

Day: 15.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,555,801 km

• M1: 64,925 km (0.104 R)
• M2: 302,337 km (0.111 R)
• M3: 481,556 km (0.045 R)
• M4: 977,472 km (0.052 R)
• M5: 1,456,485 km (0.053 R)
• M6: 1,775,876 km (0.063 R)
• M7: 2,172,011 km (0.092 R)
• M8: 2,864,201 km (0.118 R)
• M9: 5,136,293 km (0.098 R)
• M10: 6,029,542 km (0.103 R)
• M11: 6,747,313 km (0.113 R)
• M12: 7,091,837 km (0.074 R)
• M13: 7,593,588 km (0.105 R)
• M14: 8,004,234 km (0.105 R)
• M15: 8,508,528 km (0.061 R)
• M16: 8,667,850 km (0.096 R)
• M17: 10,015,278 km (0.103 R)
• M18: 12,803,035 km (0.086 R)
• M19: 14,093,915 km (0.063 R)
• M20: 17,311,316 km (0.098 R)
• M21: 17,826,082 km (0.085 R)
• M22: 18,351,021 km (0.036 R)
• M23: 19,847,897 km (0.039 R)
• M24: 20,986,188 km (0.055 R)
• M25: 23,548,650 km (0.073 R)
• M26: 26,565,739 km (0.037 R)
• M27: 28,034,641 km (0.116 R)
• M28: 28,476,703 km (0.095 R)
• M29: 28,923,552 km (0.069 R)
• M30: 30,014,718 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 106.8

Radius: 7.7

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 8.82 AU - 12.16 AU

Year: 21937 Days

Day: 19.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,555,801 km

• M1: 96,491 km (0.111 R)
• M2: 433,086 km (0.1 R)
• M3: 791,223 km (0.06 R)
• M4: 1,269,188 km (0.062 R)
• M5: 2,369,331 km (0.107 R)
• M6: 3,823,123 km (0.113 R)
• M7: 5,997,528 km (0.065 R)
• M8: 6,750,754 km (0.096 R)
• M9: 9,389,510 km (0.098 R)
• M10: 18,284,151 km (0.065 R)
• M11: 18,799,665 km (0.117 R)
• M12: 22,682,777 km (0.11 R)
• M13: 30,118,240 km (0.053 R)
• M14: 34,715,981 km (0.072 R)
• M15: 37,711,379 km (0.114 R)
• M16: 40,750,011 km (0.098 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: 521 - 13,626 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit