🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.48 AU - 0.6 AU

Year: 174 Days

Day: 42.2 Hours

Environment

Temp: 20 °C

Axial Tilt: 36.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 92,371,504 km

• M1: 24,833 km (0.117 R)
• M2: 167,250 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.84 AU - 0.88 AU

Year: 351 Days

Day: 36.9 Hours

Environment

Temp: -47 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.51 AU - 2.31 AU

Year: 1161 Days

Day: 43.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.15 AU - 2.69 AU

Year: 1655 Days

Day: 41.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.2

Radius: 14.7

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.43 AU - 5.59 AU

Year: 4931 Days

Day: 14.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 148.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 92,371,504 km

• M1: 186,698 km (0.053 R)
• M2: 1,187,957 km (0.108 R)
• M3: 1,683,275 km (0.102 R)
• M4: 2,392,818 km (0.077 R)
• M5: 3,487,126 km (0.032 R)
• M6: 5,246,996 km (0.102 R)
• M7: 6,322,904 km (0.113 R)
• M8: 7,376,970 km (0.109 R)
• M9: 12,557,993 km (0.119 R)
• M10: 14,018,218 km (0.105 R)
• M11: 22,084,236 km (0.059 R)
• M12: 23,129,177 km (0.101 R)
• M13: 24,647,147 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.5

Radius: 11.5

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.91 AU - 7.77 AU

Year: 7019 Days

Day: 5.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 92,371,504 km

• M1: 143,464 km (0.094 R)
• M2: 532,120 km (0.077 R)
• M3: 1,088,325 km (0.034 R)
• M4: 1,456,036 km (0.104 R)
• M5: 2,048,144 km (0.103 R)
• M6: 2,756,341 km (0.079 R)
• M7: 3,504,031 km (0.117 R)
• M8: 3,913,779 km (0.067 R)
• M9: 7,161,250 km (0.088 R)
• M10: 8,234,166 km (0.032 R)
• M11: 8,918,875 km (0.101 R)
• M12: 9,874,656 km (0.086 R)
• M13: 11,049,000 km (0.103 R)
• M14: 11,722,938 km (0.117 R)
• M15: 12,423,954 km (0.117 R)
• M16: 13,850,668 km (0.105 R)
• M17: 14,450,855 km (0.051 R)
• M18: 15,767,915 km (0.036 R)
• M19: 17,369,360 km (0.116 R)
• M20: 19,895,320 km (0.107 R)
• M21: 23,154,609 km (0.104 R)
• M22: 23,659,801 km (0.112 R)
• M23: 24,172,174 km (0.116 R)
• M24: 25,130,946 km (0.117 R)
• M25: 26,478,973 km (0.081 R)
• M26: 28,831,848 km (0.052 R)
• M27: 33,412,684 km (0.08 R)
• M28: 34,383,724 km (0.068 R)
• M29: 35,484,615 km (0.055 R)
• M30: 37,872,795 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282

Radius: 4.9

Gravity: 11.75 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 7.71 AU - 12.63 AU

Year: 14261 Days

Day: 22.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,371,504 km

• M1: 61,186 km (0.053 R)
• M2: 547,977 km (0.088 R)
• M3: 910,004 km (0.083 R)
• M4: 1,897,499 km (0.112 R)
• M5: 2,327,743 km (0.093 R)
• M6: 3,427,437 km (0.107 R)
• M7: 3,647,944 km (0.096 R)
• M8: 4,144,759 km (0.119 R)
• M9: 4,310,663 km (0.102 R)
• M10: 4,655,935 km (0.084 R)
• M11: 8,284,880 km (0.096 R)
• M12: 13,268,882 km (0.112 R)
• M13: 13,936,238 km (0.085 R)
• M14: 25,394,388 km (0.119 R)
• M15: 28,358,820 km (0.095 R)
• M16: 30,078,447 km (0.101 R)
• M17: 31,545,853 km (0.085 R)
• M18: 31,759,329 km (0.095 R)
• M19: 33,612,697 km (0.114 R)
• M20: 38,134,741 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 627.7

Radius: 6.2

Gravity: 16.33 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 10.82 AU - 11.06 AU

Year: 15911 Days

Day: 18.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 92,371,504 km

• M1: 77,940 km (0.108 R)
• M2: 308,620 km (0.077 R)
• M3: 733,628 km (0.108 R)
• M4: 964,158 km (0.05 R)
• M5: 1,438,683 km (0.107 R)
• M6: 2,212,702 km (0.098 R)
• M7: 2,546,156 km (0.077 R)
• M8: 3,836,437 km (0.109 R)
• M9: 4,839,790 km (0.105 R)
• M10: 6,698,993 km (0.096 R)
• M11: 7,487,523 km (0.119 R)
• M12: 7,763,681 km (0.072 R)
• M13: 8,683,259 km (0.046 R)
• M14: 9,673,298 km (0.031 R)
• M15: 10,223,668 km (0.099 R)
• M16: 11,088,045 km (0.113 R)
• M17: 14,111,268 km (0.077 R)
• M18: 15,401,550 km (0.107 R)
• M19: 16,304,223 km (0.049 R)
• M20: 19,481,532 km (0.093 R)
• M21: 21,078,041 km (0.108 R)
• M22: 22,095,606 km (0.073 R)
• M23: 23,048,544 km (0.09 R)
• M24: 24,934,375 km (0.073 R)
• M25: 26,600,297 km (0.084 R)
• M26: 28,897,521 km (0.093 R)
• M27: 30,500,313 km (0.105 R)
• M28: 32,891,635 km (0.099 R)
• M29: 37,238,949 km (0.066 R)
• M30: 37,639,871 km (0.066 R)
• M31: 40,810,748 km (0.079 R)
• M32: 42,533,667 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 655.2

Radius: 4.8

Gravity: 28.44 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 14.16 AU - 17.24 AU

Year: 27354 Days

Day: 22.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 92,371,504 km

• M1: 60,737 km (0.06 R)
• M2: 239,955 km (0.068 R)
• M3: 437,873 km (0.086 R)
• M4: 682,914 km (0.117 R)
• M5: 843,433 km (0.05 R)
• M6: 1,777,522 km (0.115 R)
• M7: 2,219,135 km (0.088 R)
• M8: 2,602,255 km (0.102 R)
• M9: 3,056,284 km (0.116 R)
• M10: 3,468,427 km (0.094 R)
• M11: 3,784,826 km (0.11 R)
• M12: 3,950,132 km (0.071 R)
• M13: 5,835,663 km (0.05 R)
• M14: 6,146,677 km (0.104 R)
• M15: 8,415,628 km (0.096 R)
• M16: 10,721,829 km (0.092 R)
• M17: 11,323,960 km (0.115 R)
• M18: 11,737,748 km (0.078 R)
• M19: 12,019,142 km (0.111 R)
• M20: 13,647,814 km (0.083 R)
• M21: 13,880,738 km (0.07 R)
• M22: 14,274,778 km (0.096 R)
• M23: 14,920,892 km (0.037 R)
• M24: 17,426,506 km (0.04 R)
• M25: 19,504,720 km (0.108 R)
• M26: 38,383,971 km (0.042 R)
• M27: 39,630,122 km (0.081 R)
• M28: 39,945,923 km (0.069 R)
• M29: 55,558,555 km (0.046 R)
• M30: 62,539,689 km (0.104 R)
• M31: 62,967,539 km (0.11 R)
• M32: 63,182,361 km (0.11 R)
• M33: 65,136,708 km (0.053 R)
• M34: 67,354,945 km (0.101 R)
• M35: 68,030,230 km (0.107 R)
• M36: 69,852,781 km (0.038 R)
• M37: 74,791,455 km (0.074 R)
• M38: 83,790,067 km (0.084 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: 215 - 16,034 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit