🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.42 AU - 0.68 AU

Year: 155 Days

Day: 23.5 Hours

Environment

Temp: 159 °C

Axial Tilt: 42.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 57,744,996 km

• M1: 26,778 km (0.102 R)
• M2: 307,424 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.64 AU - 0.7 AU

Year: 209 Days

Day: 45.5 Hours

Environment

Temp: 148 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,744,996 km

• M1: 165,306 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.46 AU - 1.76 AU

Year: 778 Days

Day: 21.5 Hours

Environment

Temp: -61 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.79 AU - 2.49 AU

Year: 1192 Days

Day: 34.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.2

Radius: 11.7

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.84 AU - 5.26 AU

Year: 4321 Days

Day: 11.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,744,996 km

• M1: 147,354 km (0.105 R)
• M2: 604,076 km (0.102 R)
• M3: 1,133,952 km (0.096 R)
• M4: 1,549,086 km (0.111 R)
• M5: 3,435,814 km (0.039 R)
• M6: 5,118,491 km (0.093 R)
• M7: 5,820,853 km (0.119 R)
• M8: 6,758,832 km (0.065 R)
• M9: 7,826,811 km (0.084 R)
• M10: 9,325,034 km (0.119 R)
• M11: 9,690,800 km (0.117 R)
• M12: 14,861,950 km (0.047 R)
• M13: 15,311,342 km (0.119 R)
• M14: 16,448,435 km (0.079 R)
• M15: 18,088,477 km (0.117 R)
• M16: 18,831,978 km (0.082 R)
• M17: 20,076,034 km (0.049 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411

Radius: 10.8

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.42 AU - 8.3 AU

Year: 7603 Days

Day: 9.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,744,996 km

• M1: 134,488 km (0.114 R)
• M2: 501,302 km (0.113 R)
• M3: 1,233,434 km (0.057 R)
• M4: 2,329,837 km (0.085 R)
• M5: 3,820,879 km (0.088 R)
• M6: 5,328,826 km (0.106 R)
• M7: 5,993,788 km (0.11 R)
• M8: 7,307,706 km (0.084 R)
• M9: 7,673,623 km (0.081 R)
• M10: 8,804,732 km (0.067 R)
• M11: 15,508,362 km (0.095 R)
• M12: 16,053,048 km (0.047 R)
• M13: 16,423,153 km (0.115 R)
• M14: 26,942,577 km (0.086 R)
• M15: 30,091,612 km (0.06 R)
• M16: 31,129,971 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.7

Radius: 12.6

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.78 AU - 9.52 AU

Year: 8860 Days

Day: 6.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,744,996 km

• M1: 157,676 km (0.067 R)
• M2: 589,864 km (0.051 R)
• M3: 1,387,221 km (0.071 R)
• M4: 1,861,746 km (0.095 R)
• M5: 2,444,878 km (0.109 R)
• M6: 3,331,993 km (0.038 R)
• M7: 5,738,574 km (0.073 R)
• M8: 6,413,410 km (0.105 R)
• M9: 7,586,258 km (0.088 R)
• M10: 8,007,525 km (0.073 R)
• M11: 8,714,076 km (0.042 R)
• M12: 12,888,156 km (0.09 R)
• M13: 14,172,603 km (0.101 R)
• M14: 15,540,676 km (0.075 R)
• M15: 16,291,507 km (0.114 R)
• M16: 18,162,528 km (0.097 R)
• M17: 20,092,939 km (0.117 R)
• M18: 20,657,072 km (0.084 R)
• M19: 21,817,204 km (0.083 R)
• M20: 23,195,748 km (0.07 R)
• M21: 26,701,425 km (0.072 R)
• M22: 29,707,594 km (0.118 R)
• M23: 33,717,415 km (0.045 R)
• M24: 34,975,833 km (0.084 R)
• M25: 36,503,077 km (0.071 R)
• M26: 39,313,423 km (0.108 R)
• M27: 39,816,520 km (0.05 R)
• M28: 42,660,526 km (0.094 R)
• M29: 44,267,656 km (0.11 R)
• M30: 46,193,279 km (0.112 R)
• M31: 47,176,736 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 245.7

Radius: 3.2

Gravity: 23.99 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 13.8 AU - 16.16 AU

Year: 22078 Days

Day: 19 Hours

Environment

Temp: -193 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,744,996 km

• M1: 42,935 km (0.074 R)
• M2: 219,310 km (0.088 R)
• M3: 1,792,332 km (0.096 R)
• M4: 3,410,383 km (0.041 R)
• M5: 6,461,431 km (0.064 R)
• M6: 6,912,170 km (0.077 R)
• M7: 7,339,870 km (0.106 R)
• M8: 7,515,797 km (0.119 R)
• M9: 8,389,897 km (0.115 R)
• M10: 8,876,240 km (0.091 R)
• M11: 13,332,013 km (0.057 R)
• M12: 14,331,775 km (0.077 R)
• M13: 15,452,263 km (0.116 R)
• M14: 18,184,220 km (0.098 R)
• M15: 18,832,128 km (0.06 R)
• M16: 19,411,521 km (0.109 R)
• M17: 24,973,121 km (0.113 R)
• M18: 25,975,725 km (0.052 R)
• M19: 33,154,329 km (0.087 R)
• M20: 46,905,964 km (0.071 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 16,846 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit