🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.48 AU - 0.76 AU

Year: 177 Days

Day: 47.2 Hours

Environment

Temp: 147 °C

Axial Tilt: 8.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.03 AU - 1.21 AU

Year: 429 Days

Day: 19 Hours

Environment

Temp: 27 °C

Axial Tilt: 26 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.98 AU - 1.54 AU

Year: 512 Days

Day: 34.7 Hours

Environment

Temp: 1 °C

Axial Tilt: 29.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 53,805,560 km

• M1: 572,661 km (0.069 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.49 AU - 4.72 AU

Year: 3002 Days

Day: 38.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,805,560 km

• M1: 56,249 km (0.091 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.89 AU - 5.01 AU

Year: 3395 Days

Day: 12.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.2

Radius: 9.2

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.49 AU - 9.11 AU

Year: 7133 Days

Day: 14.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,805,560 km

• M1: 114,442 km (0.094 R)
• M2: 514,168 km (0.083 R)
• M3: 908,508 km (0.044 R)
• M4: 1,211,294 km (0.063 R)
• M5: 1,572,274 km (0.111 R)
• M6: 1,957,039 km (0.07 R)
• M7: 3,988,728 km (0.083 R)
• M8: 4,433,034 km (0.082 R)
• M9: 4,843,081 km (0.066 R)
• M10: 6,798,026 km (0.052 R)
• M11: 7,139,708 km (0.026 R)
• M12: 8,266,330 km (0.077 R)
• M13: 8,788,576 km (0.1 R)
• M14: 9,160,177 km (0.03 R)
• M15: 12,994,071 km (0.065 R)
• M16: 15,973,612 km (0.037 R)
• M17: 17,252,075 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.1

Radius: 3.3

Gravity: 41.7 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 15.12 AU - 17.72 AU

Year: 24063 Days

Day: 23.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 53,805,560 km

• M1: 40,990 km (0.106 R)
• M2: 289,173 km (0.097 R)
• M3: 422,764 km (0.111 R)
• M4: 776,114 km (0.072 R)
• M5: 1,241,363 km (0.075 R)
• M6: 1,405,622 km (0.12 R)
• M7: 3,202,292 km (0.091 R)
• M8: 3,996,657 km (0.114 R)
• M9: 6,088,484 km (0.095 R)
• M10: 6,215,343 km (0.113 R)
• M11: 7,342,114 km (0.051 R)
• M12: 7,928,538 km (0.079 R)
• M13: 8,130,794 km (0.088 R)
• M14: 8,811,913 km (0.085 R)
• M15: 9,249,487 km (0.057 R)
• M16: 9,530,132 km (0.036 R)
• M17: 10,710,160 km (0.113 R)
• M18: 11,145,191 km (0.103 R)
• M19: 12,250,420 km (0.105 R)
• M20: 12,452,826 km (0.111 R)
• M21: 13,073,208 km (0.1 R)
• M22: 13,426,708 km (0.099 R)
• M23: 15,058,073 km (0.111 R)
• M24: 15,921,253 km (0.113 R)
• M25: 17,403,917 km (0.103 R)
• M26: 18,353,864 km (0.047 R)
• M27: 19,156,456 km (0.07 R)
• M28: 21,216,269 km (0.066 R)
• M29: 22,702,225 km (0.103 R)
• M30: 25,549,372 km (0.111 R)
• M31: 28,625,553 km (0.097 R)
• M32: 28,862,665 km (0.074 R)
• M33: 33,754,366 km (0.116 R)
• M34: 34,956,834 km (0.12 R)
• M35: 36,743,481 km (0.118 R)
• M36: 39,024,849 km (0.113 R)
• M37: 40,200,089 km (0.07 R)
• M38: 40,646,938 km (0.105 R)
• M39: 42,313,309 km (0.088 R)
• M40: 43,867,332 km (0.11 R)
• M41: 44,340,809 km (0.117 R)
• M42: 46,595,698 km (0.116 R)
• M43: 61,353,827 km (0.086 R)
• M44: 68,924,526 km (0.113 R)
• M45: 71,944,010 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 112.2

Radius: 5.6

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 16.92 AU - 20.6 AU

Year: 29386 Days

Day: 16.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,805,560 km

• M1: 69,713 km (0.101 R)
• M2: 302,337 km (0.089 R)
• M3: 1,797,718 km (0.116 R)
• M4: 2,413,313 km (0.071 R)
• M5: 4,079,384 km (0.12 R)
• M6: 6,949,120 km (0.075 R)
• M7: 7,366,798 km (0.095 R)
• M8: 8,437,470 km (0.098 R)
• M9: 10,392,265 km (0.077 R)
• M10: 12,387,003 km (0.104 R)
• M11: 14,222,270 km (0.027 R)
• M12: 18,898,849 km (0.029 R)
• M13: 21,933,142 km (0.058 R)
• M14: 27,274,085 km (0.12 R)
• M15: 30,024,293 km (0.097 R)
• M16: 36,814,091 km (0.032 R)
• M17: 46,872,753 km (0.104 R)
• M18: 53,323,413 km (0.083 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 13,507 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit