🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.47 AU - 0.65 AU

Year: 271 Days

Day: 47.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,468,248 km

• M1: 405,859 km (0.099 R)

Asteroid Belt

Center: 0.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.1

Radius: 14.1

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.15 AU - 1.53 AU

Year: 1002 Days

Day: 7.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,468,248 km

• M1: 175,329 km (0.075 R)
• M2: 691,142 km (0.095 R)
• M3: 1,353,412 km (0.082 R)
• M4: 1,796,970 km (0.088 R)
• M5: 2,833,533 km (0.073 R)
• M6: 3,315,687 km (0.036 R)
• M7: 3,808,463 km (0.108 R)
• M8: 4,350,306 km (0.078 R)
• M9: 5,104,579 km (0.044 R)
• M10: 5,609,621 km (0.096 R)
• M11: 6,504,665 km (0.1 R)
• M12: 7,587,454 km (0.074 R)
• M13: 9,133,249 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.5

Radius: 11.4

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.46 AU - 1.62 AU

Year: 1234 Days

Day: 6.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 81,468,248 km

• M1: 143,165 km (0.075 R)
• M2: 510,877 km (0.039 R)
• M3: 943,215 km (0.076 R)
• M4: 1,337,405 km (0.091 R)
• M5: 1,749,248 km (0.092 R)
• M6: 2,315,027 km (0.082 R)
• M7: 2,699,344 km (0.051 R)
• M8: 4,645,163 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.7

Radius: 13.1

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.66 AU - 2.1 AU

Year: 1664 Days

Day: 7 Hours

Environment

Temp: -180 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,468,248 km

• M1: 162,912 km (0.083 R)
• M2: 582,983 km (0.099 R)
• M3: 1,361,191 km (0.104 R)
• M4: 1,798,914 km (0.114 R)
• M5: 2,525,362 km (0.066 R)
• M6: 3,212,165 km (0.098 R)
• M7: 4,051,260 km (0.036 R)
• M8: 4,598,339 km (0.04 R)
• M9: 5,881,291 km (0.115 R)
• M10: 7,554,692 km (0.059 R)
• M11: 8,086,513 km (0.091 R)
• M12: 8,514,512 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.5

Radius: 13.1

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.33 AU - 4.97 AU

Year: 5459 Days

Day: 10.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,468,248 km

• M1: 163,211 km (0.074 R)
• M2: 575,353 km (0.048 R)
• M3: 1,317,957 km (0.112 R)
• M4: 2,439,492 km (0.112 R)
• M5: 2,863,154 km (0.113 R)
• M6: 4,169,143 km (0.091 R)
• M7: 4,648,455 km (0.084 R)
• M8: 5,539,460 km (0.105 R)
• M9: 6,312,432 km (0.114 R)
• M10: 9,067,725 km (0.112 R)
• M11: 12,085,414 km (0.058 R)
• M12: 14,265,952 km (0.091 R)
• M13: 17,265,988 km (0.11 R)
• M14: 18,110,169 km (0.075 R)
• M15: 18,643,186 km (0.1 R)
• M16: 20,092,490 km (0.031 R)
• M17: 24,403,751 km (0.028 R)
• M18: 27,249,551 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.6

Radius: 6.6

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7.65 AU - 8.79 AU

Year: 15217 Days

Day: 15.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 152.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,468,248 km

• M1: 82,279 km (0.1 R)
• M2: 439,070 km (0.113 R)
• M3: 740,659 km (0.073 R)
• M4: 1,029,682 km (0.112 R)
• M5: 1,256,173 km (0.086 R)
• M6: 1,671,906 km (0.108 R)
• M7: 2,131,470 km (0.105 R)
• M8: 3,143,949 km (0.085 R)
• M9: 3,522,880 km (0.105 R)
• M10: 5,187,306 km (0.092 R)
• M11: 5,574,166 km (0.041 R)
• M12: 6,251,396 km (0.056 R)
• M13: 6,625,839 km (0.034 R)
• M14: 8,574,202 km (0.049 R)
• M15: 10,222,770 km (0.065 R)
• M16: 10,523,911 km (0.074 R)
• M17: 11,555,538 km (0.104 R)
• M18: 12,263,585 km (0.045 R)
• M19: 14,080,301 km (0.084 R)
• M20: 17,556,208 km (0.094 R)
• M21: 19,327,596 km (0.114 R)
• M22: 27,032,335 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 559.1

Radius: 4.1

Gravity: 33.26 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 10.98 AU - 11.62 AU

Year: 24526 Days

Day: 20.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 81,468,248 km

• M1: 51,162 km (0.08 R)
• M2: 188,194 km (0.115 R)
• M3: 331,359 km (0.094 R)
• M4: 494,870 km (0.092 R)
• M5: 804,986 km (0.104 R)
• M6: 1,134,849 km (0.074 R)
• M7: 1,857,407 km (0.094 R)
• M8: 2,360,954 km (0.101 R)
• M9: 2,950,369 km (0.084 R)
• M10: 3,139,461 km (0.043 R)
• M11: 5,459,574 km (0.1 R)
• M12: 6,126,182 km (0.11 R)
• M13: 7,081,514 km (0.1 R)
• M14: 7,225,577 km (0.077 R)
• M15: 7,975,810 km (0.082 R)
• M16: 8,184,350 km (0.069 R)
• M17: 9,055,159 km (0.059 R)
• M18: 10,412,461 km (0.063 R)
• M19: 11,107,193 km (0.079 R)
• M20: 12,309,810 km (0.111 R)
• M21: 13,819,702 km (0.098 R)
• M22: 14,120,543 km (0.058 R)
• M23: 18,713,497 km (0.098 R)
• M24: 19,081,807 km (0.06 R)
• M25: 19,549,001 km (0.099 R)
• M26: 21,194,578 km (0.083 R)
• M27: 27,619,656 km (0.117 R)
• M28: 28,701,399 km (0.059 R)
• M29: 29,811,116 km (0.03 R)
• M30: 32,776,445 km (0.061 R)
• M31: 35,369,574 km (0.069 R)
• M32: 37,076,037 km (0.084 R)
• M33: 37,656,776 km (0.115 R)
• M34: 38,096,295 km (0.101 R)
• M35: 38,985,654 km (0.063 R)
• M36: 42,681,619 km (0.069 R)
• M37: 46,604,374 km (0.105 R)
• M38: 50,938,973 km (0.114 R)
• M39: 56,103,989 km (0.11 R)
• M40: 70,519,539 km (0.111 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 408 - 11,697 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit