🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.47 AU - 0.57 AU

Year: 242 Days

Day: 26.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 172.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.2

Radius: 11.4

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.74 AU - 0.78 AU

Year: 428 Days

Day: 7.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,890,144 km

• M1: 141,819 km (0.1 R)
• M2: 745,745 km (0.094 R)
• M3: 1,108,969 km (0.105 R)
• M4: 1,652,907 km (0.039 R)
• M5: 2,175,452 km (0.095 R)
• M6: 2,556,478 km (0.038 R)
• M7: 3,381,361 km (0.117 R)
• M8: 3,816,242 km (0.117 R)
• M9: 4,614,346 km (0.03 R)
• M10: 5,118,491 km (0.051 R)
• M11: 5,835,663 km (0.094 R)
• M12: 6,293,732 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.6

Radius: 9.2

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.77 AU - 0.79 AU

Year: 445 Days

Day: 13.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,890,144 km

• M1: 114,442 km (0.065 R)
• M2: 476,320 km (0.092 R)
• M3: 1,097,600 km (0.033 R)
• M4: 1,413,849 km (0.108 R)
• M5: 1,741,768 km (0.098 R)
• M6: 2,185,176 km (0.095 R)
• M7: 2,537,778 km (0.089 R)
• M8: 2,848,792 km (0.102 R)
• M9: 3,290,405 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.6

Radius: 13.8

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.41 AU - 1.69 AU

Year: 1246 Days

Day: 12.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 34,890,144 km

• M1: 172,038 km (0.112 R)
• M2: 748,588 km (0.036 R)
• M3: 2,832,187 km (0.084 R)
• M4: 3,413,823 km (0.094 R)
• M5: 4,362,124 km (0.105 R)
• M6: 5,444,914 km (0.065 R)
• M7: 6,236,436 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55

Radius: 12.2

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.45 AU - 3.95 AU

Year: 3696 Days

Day: 8.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,890,144 km

• M1: 151,692 km (0.084 R)
• M2: 2,200,136 km (0.059 R)
• M3: 2,617,664 km (0.105 R)
• M4: 3,021,578 km (0.081 R)
• M5: 4,168,993 km (0.049 R)
• M6: 4,563,034 km (0.107 R)
• M7: 6,111,223 km (0.094 R)
• M8: 7,379,513 km (0.041 R)
• M9: 9,238,267 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.1

Radius: 11.9

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.53 AU - 6.47 AU

Year: 8328 Days

Day: 9.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,890,144 km

• M1: 150,196 km (0.119 R)
• M2: 2,422,738 km (0.112 R)
• M3: 3,507,023 km (0.059 R)
• M4: 4,094,344 km (0.096 R)
• M5: 4,890,504 km (0.109 R)
• M6: 6,362,098 km (0.059 R)
• M7: 7,086,750 km (0.069 R)
• M8: 8,151,588 km (0.092 R)
• M9: 9,095,551 km (0.025 R)
• M10: 9,873,908 km (0.12 R)
• M11: 11,149,529 km (0.053 R)
• M12: 12,476,762 km (0.113 R)
• M13: 14,085,537 km (0.085 R)
• M14: 17,571,616 km (0.066 R)
• M15: 18,633,761 km (0.081 R)
• M16: 24,422,002 km (0.106 R)
• M17: 24,857,631 km (0.11 R)
• M18: 29,897,583 km (0.05 R)
• M19: 32,761,634 km (0.053 R)
• M20: 39,744,713 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67

Radius: 4.6

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.57 AU - 6.97 AU

Year: 10137 Days

Day: 19.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,890,144 km

• M1: 57,146 km (0.09 R)
• M2: 372,200 km (0.103 R)
• M3: 1,704,069 km (0.118 R)
• M4: 3,093,534 km (0.106 R)
• M5: 3,404,249 km (0.085 R)
• M6: 3,898,670 km (0.104 R)
• M7: 4,416,877 km (0.059 R)
• M8: 7,170,824 km (0.102 R)
• M9: 7,681,851 km (0.064 R)
• M10: 8,883,570 km (0.093 R)
• M11: 9,174,987 km (0.083 R)
• M12: 9,738,373 km (0.027 R)
• M13: 11,653,225 km (0.07 R)
• M14: 15,102,653 km (0.054 R)
• M15: 15,570,146 km (0.09 R)
• M16: 18,935,949 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.9

Radius: 7.3

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.31 AU - 8.35 AU

Year: 12814 Days

Day: 21.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,890,144 km

• M1: 96,191 km (0.113 R)
• M2: 344,823 km (0.119 R)
• M3: 939,475 km (0.041 R)
• M4: 1,544,748 km (0.116 R)
• M5: 2,061,159 km (0.073 R)
• M6: 2,762,175 km (0.114 R)
• M7: 4,159,868 km (0.107 R)
• M8: 7,532,552 km (0.115 R)
• M9: 12,078,233 km (0.105 R)
• M10: 20,205,137 km (0.056 R)
• M11: 20,864,116 km (0.11 R)
• M12: 21,994,328 km (0.089 R)
• M13: 24,955,468 km (0.074 R)
• M14: 26,924,475 km (0.093 R)
• M15: 31,753,046 km (0.1 R)
• M16: 34,577,902 km (0.104 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 13,589 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit