🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.24 AU - 1.48 AU

Year: 597 Days

Day: 42.5 Hours

Environment

Temp: -27 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.19 AU - 2.95 AU

Year: 1552 Days

Day: 21 Hours

Environment

Temp: -90 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.57 AU - 3.69 AU

Year: 2605 Days

Day: 34 Hours

Environment

Temp: -125 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.01 AU - 4.55 AU

Year: 2769 Days

Day: 42.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.3

Radius: 8.2

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.3 AU - 5.92 AU

Year: 5006 Days

Day: 8.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 172.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 95,646,516 km

• M1: 102,175 km (0.109 R)
• M2: 640,129 km (0.116 R)
• M3: 986,598 km (0.074 R)
• M4: 1,501,065 km (0.102 R)
• M5: 1,891,815 km (0.104 R)
• M6: 2,654,614 km (0.092 R)
• M7: 4,243,493 km (0.06 R)
• M8: 5,107,122 km (0.113 R)
• M9: 5,594,811 km (0.097 R)
• M10: 5,995,135 km (0.051 R)
• M11: 6,383,940 km (0.108 R)
• M12: 6,982,331 km (0.078 R)
• M13: 7,446,683 km (0.101 R)
• M14: 7,790,908 km (0.11 R)
• M15: 8,511,371 km (0.079 R)
• M16: 9,674,195 km (0.115 R)
• M17: 11,249,909 km (0.095 R)
• M18: 12,075,391 km (0.11 R)
• M19: 13,138,433 km (0.08 R)
• M20: 14,001,613 km (0.031 R)
• M21: 15,504,922 km (0.117 R)
• M22: 18,766,006 km (0.052 R)
• M23: 20,657,222 km (0.087 R)
• M24: 21,683,613 km (0.05 R)
• M25: 22,244,755 km (0.11 R)
• M26: 22,528,991 km (0.061 R)
• M27: 26,766,350 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486

Radius: 10.7

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 6.28 AU - 7.76 AU

Year: 7007 Days

Day: 11.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 95,646,516 km

• M1: 141,071 km (0.073 R)
• M2: 645,515 km (0.115 R)
• M3: 1,086,230 km (0.081 R)
• M4: 1,766,601 km (0.039 R)
• M5: 3,153,673 km (0.058 R)
• M6: 3,778,992 km (0.048 R)
• M7: 4,232,273 km (0.086 R)
• M8: 5,511,485 km (0.064 R)
• M9: 6,354,319 km (0.108 R)
• M10: 6,755,541 km (0.034 R)
• M11: 7,947,088 km (0.055 R)
• M12: 8,775,261 km (0.091 R)
• M13: 11,557,034 km (0.114 R)
• M14: 14,475,988 km (0.074 R)
• M15: 18,520,216 km (0.075 R)
• M16: 19,620,359 km (0.079 R)
• M17: 21,875,098 km (0.055 R)
• M18: 23,576,624 km (0.118 R)
• M19: 24,786,273 km (0.092 R)
• M20: 25,867,566 km (0.062 R)
• M21: 26,291,826 km (0.066 R)
• M22: 29,484,394 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 75.8

Radius: 4.9

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 11.68 AU - 15.62 AU

Year: 18999 Days

Day: 21.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 95,646,516 km

• M1: 61,186 km (0.106 R)
• M2: 291,417 km (0.104 R)
• M3: 956,379 km (0.113 R)
• M4: 1,194,090 km (0.102 R)
• M5: 1,350,420 km (0.079 R)
• M6: 1,732,643 km (0.088 R)
• M7: 2,282,564 km (0.12 R)
• M8: 4,735,521 km (0.106 R)
• M9: 5,457,181 km (0.069 R)
• M10: 6,216,390 km (0.069 R)
• M11: 7,224,979 km (0.054 R)
• M12: 8,914,388 km (0.111 R)
• M13: 12,304,126 km (0.099 R)
• M14: 12,673,483 km (0.091 R)
• M15: 15,347,694 km (0.097 R)
• M16: 23,026,852 km (0.097 R)
• M17: 24,157,363 km (0.116 R)
• M18: 34,461,216 km (0.047 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879

Radius: 7.2

Gravity: 16.96 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 12.32 AU - 20.36 AU

Year: 24883 Days

Day: 21.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 95,646,516 km

• M1: 90,507 km (0.083 R)
• M2: 393,143 km (0.108 R)
• M3: 619,485 km (0.119 R)
• M4: 1,267,393 km (0.074 R)
• M5: 2,187,270 km (0.049 R)
• M6: 2,567,698 km (0.069 R)
• M7: 3,162,349 km (0.081 R)
• M8: 10,395,406 km (0.102 R)
• M9: 18,161,182 km (0.11 R)
• M10: 21,672,692 km (0.069 R)
• M11: 25,374,791 km (0.097 R)
• M12: 25,850,362 km (0.102 R)
• M13: 34,871,712 km (0.101 R)
• M14: 43,884,685 km (0.105 R)
• M15: 44,226,367 km (0.05 R)
• M16: 55,721,168 km (0.103 R)
• M17: 58,773,413 km (0.05 R)
• M18: 65,431,266 km (0.056 R)
• M19: 83,579,882 km (0.083 R)
• M20: 86,227,315 km (0.081 R)
• M21: 92,808,425 km (0.074 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 15,147 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit