🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.07 AU - 1.11 AU

Year: 408 Days

Day: 27.9 Hours

Environment

Temp: 29 °C

Axial Tilt: 4.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.9

Radius: 11.6

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 7.95 AU - 8.25 AU

Year: 8257 Days

Day: 14.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,357,950 km

• M1: 144,212 km (0.112 R)
• M2: 519,254 km (0.107 R)
• M3: 922,271 km (0.104 R)
• M4: 1,403,976 km (0.117 R)
• M5: 2,251,598 km (0.064 R)
• M6: 2,691,266 km (0.114 R)
• M7: 3,210,370 km (0.053 R)
• M8: 4,675,981 km (0.027 R)
• M9: 7,026,911 km (0.091 R)
• M10: 7,530,458 km (0.065 R)
• M11: 9,789,385 km (0.12 R)
• M12: 11,918,163 km (0.088 R)
• M13: 12,467,487 km (0.1 R)
• M14: 12,861,827 km (0.098 R)
• M15: 14,156,297 km (0.106 R)
• M16: 17,279,003 km (0.044 R)
• M17: 18,926,823 km (0.101 R)
• M18: 19,903,398 km (0.101 R)
• M19: 23,715,451 km (0.041 R)
• M20: 26,296,015 km (0.116 R)
• M21: 28,181,247 km (0.115 R)
• M22: 30,764,653 km (0.116 R)
• M23: 33,937,175 km (0.104 R)
• M24: 38,142,520 km (0.112 R)
• M25: 42,302,089 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.3

Radius: 14.8

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 9.21 AU - 12.19 AU

Year: 12536 Days

Day: 8.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,357,950 km

• M1: 184,305 km (0.055 R)
• M2: 884,123 km (0.104 R)
• M3: 1,505,852 km (0.06 R)
• M4: 2,661,795 km (0.083 R)
• M5: 3,294,295 km (0.106 R)
• M6: 5,390,460 km (0.113 R)
• M7: 5,953,696 km (0.048 R)
• M8: 7,967,583 km (0.067 R)
• M9: 9,812,573 km (0.077 R)
• M10: 13,597,998 km (0.036 R)
• M11: 14,395,205 km (0.093 R)
• M12: 15,748,766 km (0.12 R)
• M13: 17,827,728 km (0.105 R)
• M14: 19,311,739 km (0.106 R)
• M15: 22,609,325 km (0.1 R)
• M16: 25,985,599 km (0.058 R)
• M17: 29,786,731 km (0.109 R)
• M18: 30,922,628 km (0.025 R)
• M19: 39,696,393 km (0.091 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 480.8

Radius: 5.9

Gravity: 13.81 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 12.64 AU - 13.12 AU

Year: 16556 Days

Day: 24.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,357,950 km

• M1: 73,453 km (0.088 R)
• M2: 896,540 km (0.111 R)
• M3: 1,988,156 km (0.063 R)
• M4: 2,518,331 km (0.091 R)
• M5: 4,087,612 km (0.105 R)
• M6: 4,807,328 km (0.067 R)
• M7: 9,979,674 km (0.118 R)
• M8: 10,197,339 km (0.069 R)
• M9: 13,324,084 km (0.102 R)
• M10: 13,923,223 km (0.053 R)
• M11: 18,548,490 km (0.108 R)
• M12: 20,496,255 km (0.109 R)
• M13: 23,046,300 km (0.052 R)
• M14: 28,220,442 km (0.117 R)
• M15: 33,143,558 km (0.107 R)
• M16: 35,112,565 km (0.076 R)
• M17: 38,077,445 km (0.116 R)
• M18: 45,835,740 km (0.115 R)
• M19: 52,423,582 km (0.031 R)
• M20: 53,081,962 km (0.118 R)
• M21: 53,912,829 km (0.118 R)
• M22: 55,942,273 km (0.052 R)
• M23: 56,975,695 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 83.6

Radius: 7.5

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 11.85 AU - 17.47 AU

Year: 20104 Days

Day: 21.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,357,950 km

• M1: 93,349 km (0.098 R)
• M2: 400,025 km (0.096 R)
• M3: 788,381 km (0.077 R)
• M4: 1,103,135 km (0.092 R)
• M5: 4,245,288 km (0.095 R)
• M6: 5,075,257 km (0.064 R)
• M7: 5,878,448 km (0.12 R)
• M8: 8,376,583 km (0.046 R)
• M9: 10,325,395 km (0.116 R)
• M10: 14,371,269 km (0.115 R)
• M11: 15,093,976 km (0.097 R)
• M12: 16,031,357 km (0.119 R)
• M13: 18,159,686 km (0.098 R)
• M14: 19,219,287 km (0.076 R)
• M15: 26,726,258 km (0.102 R)
• M16: 32,689,080 km (0.054 R)
• M17: 37,420,711 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 375.1

Radius: 5.3

Gravity: 13.35 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 15.61 AU - 21.17 AU

Year: 28245 Days

Day: 20.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,357,950 km

• M1: 66,122 km (0.119 R)
• M2: 374,743 km (0.112 R)
• M3: 945,907 km (0.102 R)
• M4: 1,379,442 km (0.091 R)
• M5: 2,015,083 km (0.077 R)
• M6: 5,305,488 km (0.103 R)
• M7: 5,907,919 km (0.091 R)
• M8: 13,668,458 km (0.063 R)
• M9: 15,420,848 km (0.058 R)
• M10: 15,901,356 km (0.044 R)
• M11: 16,474,765 km (0.11 R)
• M12: 20,302,376 km (0.087 R)
• M13: 22,472,443 km (0.092 R)
• M14: 25,120,474 km (0.034 R)
• M15: 26,348,673 km (0.107 R)
• M16: 32,963,442 km (0.047 R)
• M17: 35,392,612 km (0.089 R)
• M18: 37,506,131 km (0.045 R)
• M19: 45,646,200 km (0.111 R)
• M20: 47,639,741 km (0.104 R)
• M21: 68,257,020 km (0.075 R)
• M22: 68,471,394 km (0.107 R)
• M23: 69,333,676 km (0.104 R)
• M24: 69,550,444 km (0.095 R)
• M25: 71,300,140 km (0.095 R)
• M26: 76,032,669 km (0.12 R)

Kuiper Belt

Range: 30.6 - 47.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 12,823 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit