🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.22 AU - 1.58 AU

Year: 618 Days

Day: 30.6 Hours

Environment

Temp: -45 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.76 AU - 1.8 AU

Year: 885 Days

Day: 16.5 Hours

Environment

Temp: -66 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.01 AU - 2.77 AU

Year: 1377 Days

Day: 15.6 Hours

Environment

Temp: -79 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.53 AU - 4.69 AU

Year: 3106 Days

Day: 43.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.4

Radius: 11

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.91 AU - 6.29 AU

Year: 4293 Days

Day: 13.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 99,197,526 km

• M1: 137,780 km (0.072 R)
• M2: 502,948 km (0.07 R)
• M3: 1,155,045 km (0.072 R)
• M4: 2,461,035 km (0.104 R)
• M5: 3,170,278 km (0.091 R)
• M6: 3,807,565 km (0.063 R)
• M7: 5,188,653 km (0.117 R)
• M8: 6,075,170 km (0.103 R)
• M9: 7,654,773 km (0.092 R)
• M10: 8,838,093 km (0.074 R)
• M11: 10,897,158 km (0.12 R)
• M12: 11,352,982 km (0.077 R)
• M13: 11,821,523 km (0.088 R)
• M14: 15,470,664 km (0.119 R)
• M15: 16,637,527 km (0.107 R)
• M16: 19,265,363 km (0.09 R)
• M17: 20,365,207 km (0.09 R)
• M18: 20,993,967 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.2

Radius: 13.8

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.03 AU - 6.91 AU

Year: 6135 Days

Day: 10.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 99,197,526 km

• M1: 172,038 km (0.045 R)
• M2: 635,791 km (0.109 R)
• M3: 1,464,114 km (0.056 R)
• M4: 3,957,312 km (0.109 R)
• M5: 5,049,527 km (0.052 R)
• M6: 6,401,742 km (0.107 R)
• M7: 7,181,147 km (0.059 R)
• M8: 9,188,451 km (0.093 R)
• M9: 9,949,455 km (0.087 R)
• M10: 12,010,465 km (0.1 R)
• M11: 12,540,490 km (0.085 R)
• M12: 14,638,750 km (0.115 R)
• M13: 17,902,078 km (0.107 R)
• M14: 19,449,070 km (0.088 R)
• M15: 20,107,001 km (0.109 R)
• M16: 21,700,218 km (0.12 R)
• M17: 24,794,501 km (0.075 R)
• M18: 31,046,644 km (0.11 R)
• M19: 31,744,668 km (0.063 R)
• M20: 32,862,463 km (0.11 R)
• M21: 34,961,920 km (0.085 R)
• M22: 37,710,182 km (0.037 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.9

Radius: 5.5

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 13.05 AU - 13.71 AU

Year: 18245 Days

Day: 21.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 99,197,526 km

• M1: 68,516 km (0.06 R)
• M2: 685,009 km (0.073 R)
• M3: 1,561,054 km (0.081 R)
• M4: 1,770,491 km (0.083 R)
• M5: 2,369,929 km (0.114 R)
• M6: 4,794,761 km (0.093 R)
• M7: 5,106,224 km (0.106 R)
• M8: 5,740,968 km (0.073 R)
• M9: 7,401,953 km (0.064 R)
• M10: 8,250,023 km (0.106 R)
• M11: 8,697,620 km (0.083 R)
• M12: 9,479,269 km (0.075 R)
• M13: 12,536,002 km (0.085 R)
• M14: 16,481,347 km (0.078 R)
• M15: 16,951,982 km (0.099 R)
• M16: 18,229,997 km (0.115 R)
• M17: 23,171,364 km (0.026 R)
• M18: 23,539,225 km (0.085 R)
• M19: 24,514,005 km (0.105 R)
• M20: 24,895,928 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 700.2

Radius: 3.5

Gravity: 57.16 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 14.91 AU - 21.91 AU

Year: 29447 Days

Day: 24 Hours

Environment

Temp: -206 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 99,197,526 km

• M1: 43,683 km (0.079 R)
• M2: 155,133 km (0.091 R)
• M3: 671,395 km (0.088 R)
• M4: 860,786 km (0.076 R)
• M5: 1,346,830 km (0.071 R)
• M6: 1,466,209 km (0.111 R)
• M7: 1,611,468 km (0.064 R)
• M8: 2,387,582 km (0.062 R)
• M9: 2,614,971 km (0.068 R)
• M10: 2,997,493 km (0.105 R)
• M11: 3,323,167 km (0.047 R)
• M12: 3,975,115 km (0.114 R)
• M13: 4,368,108 km (0.04 R)
• M14: 5,356,501 km (0.103 R)
• M15: 5,746,054 km (0.104 R)
• M16: 6,977,843 km (0.11 R)
• M17: 10,536,328 km (0.085 R)
• M18: 12,216,013 km (0.061 R)
• M19: 12,587,165 km (0.036 R)
• M20: 13,042,242 km (0.113 R)
• M21: 14,972,952 km (0.112 R)
• M22: 17,737,969 km (0.095 R)
• M23: 21,675,684 km (0.034 R)
• M24: 22,328,978 km (0.115 R)
• M25: 23,789,203 km (0.045 R)
• M26: 26,158,235 km (0.073 R)
• M27: 27,525,859 km (0.117 R)
• M28: 28,549,856 km (0.052 R)
• M29: 29,466,592 km (0.117 R)
• M30: 37,517,052 km (0.114 R)
• M31: 38,774,870 km (0.082 R)
• M32: 40,386,189 km (0.115 R)
• M33: 42,716,326 km (0.098 R)
• M34: 52,154,754 km (0.085 R)
• M35: 56,943,681 km (0.088 R)
• M36: 60,936,449 km (0.088 R)
• M37: 68,307,585 km (0.095 R)
• M38: 69,473,850 km (0.075 R)
• M39: 74,763,032 km (0.066 R)
• M40: 83,720,504 km (0.108 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 17,154 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit