🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.85 AU - 1.01 AU

Year: 320 Days

Day: 45 Hours

Environment

Temp: 126 °C

Axial Tilt: 137.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.8 AU - 5.58 AU

Year: 3620 Days

Day: 41.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.2

Radius: 12.3

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 6.23 AU - 7.47 AU

Year: 6390 Days

Day: 7.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,504,154 km

• M1: 153,039 km (0.118 R)
• M2: 559,047 km (0.051 R)
• M3: 1,062,444 km (0.093 R)
• M4: 1,523,505 km (0.091 R)
• M5: 2,047,247 km (0.055 R)
• M6: 2,554,384 km (0.094 R)
• M7: 3,936,369 km (0.077 R)
• M8: 4,452,631 km (0.096 R)
• M9: 5,708,655 km (0.085 R)
• M10: 6,125,135 km (0.089 R)
• M11: 6,919,799 km (0.088 R)
• M12: 7,853,888 km (0.099 R)
• M13: 8,445,997 km (0.11 R)
• M14: 9,107,668 km (0.115 R)
• M15: 10,272,437 km (0.103 R)
• M16: 13,304,935 km (0.05 R)
• M17: 14,636,805 km (0.052 R)
• M18: 17,011,073 km (0.042 R)
• M19: 19,034,534 km (0.066 R)
• M20: 19,564,410 km (0.089 R)
• M21: 19,968,324 km (0.098 R)
• M22: 21,927,607 km (0.118 R)
• M23: 24,630,841 km (0.102 R)
• M24: 25,260,498 km (0.069 R)
• M25: 26,964,418 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.6

Radius: 13.5

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 8.02 AU - 10.31 AU

Year: 9882 Days

Day: 14.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,504,154 km

• M1: 170,392 km (0.118 R)
• M2: 896,690 km (0.111 R)
• M3: 1,952,851 km (0.098 R)
• M4: 2,759,482 km (0.069 R)
• M5: 3,506,724 km (0.083 R)
• M6: 4,202,503 km (0.073 R)
• M7: 6,101,349 km (0.091 R)
• M8: 6,661,444 km (0.072 R)
• M9: 7,197,602 km (0.076 R)
• M10: 7,946,938 km (0.119 R)
• M11: 11,082,958 km (0.105 R)
• M12: 13,055,705 km (0.034 R)
• M13: 15,543,817 km (0.073 R)
• M14: 17,003,144 km (0.085 R)
• M15: 17,579,994 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.8

Radius: 10.3

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 9.13 AU - 11.73 AU

Year: 12007 Days

Day: 13.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,504,154 km

• M1: 129,253 km (0.073 R)
• M2: 462,257 km (0.092 R)
• M3: 882,478 km (0.053 R)
• M4: 1,208,152 km (0.1 R)
• M5: 1,601,595 km (0.052 R)
• M6: 1,927,419 km (0.104 R)
• M7: 2,490,954 km (0.065 R)
• M8: 3,353,087 km (0.084 R)
• M9: 3,707,334 km (0.113 R)
• M10: 4,373,344 km (0.051 R)
• M11: 6,275,331 km (0.119 R)
• M12: 9,102,432 km (0.1 R)
• M13: 10,052,528 km (0.094 R)
• M14: 11,973,814 km (0.079 R)
• M15: 14,721,777 km (0.108 R)
• M16: 16,242,140 km (0.098 R)
• M17: 17,114,296 km (0.087 R)
• M18: 17,788,683 km (0.088 R)
• M19: 18,715,292 km (0.117 R)
• M20: 21,949,598 km (0.09 R)
• M21: 22,835,367 km (0.088 R)
• M22: 27,829,542 km (0.106 R)
• M23: 28,241,385 km (0.087 R)
• M24: 30,145,617 km (0.094 R)
• M25: 33,391,142 km (0.074 R)
• M26: 36,492,605 km (0.071 R)
• M27: 41,765,781 km (0.106 R)
• M28: 45,360,468 km (0.103 R)
• M29: 49,006,617 km (0.053 R)
• M30: 50,213,423 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328

Radius: 9.1

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 12.18 AU - 12.28 AU

Year: 15245 Days

Day: 5.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,504,154 km

• M1: 114,442 km (0.046 R)
• M2: 546,481 km (0.109 R)
• M3: 1,045,988 km (0.094 R)
• M4: 1,618,350 km (0.105 R)
• M5: 2,043,956 km (0.088 R)
• M6: 3,528,864 km (0.111 R)
• M7: 4,539,547 km (0.067 R)
• M8: 5,424,568 km (0.089 R)
• M9: 8,091,749 km (0.054 R)
• M10: 8,539,794 km (0.091 R)
• M11: 13,786,341 km (0.088 R)
• M12: 20,195,862 km (0.1 R)
• M13: 22,738,727 km (0.07 R)
• M14: 25,392,593 km (0.068 R)
• M15: 25,870,259 km (0.079 R)
• M16: 34,699,077 km (0.082 R)
• M17: 39,210,200 km (0.087 R)
• M18: 40,883,752 km (0.101 R)
• M19: 42,336,497 km (0.12 R)
• M20: 42,873,254 km (0.078 R)
• M21: 43,960,232 km (0.074 R)
• M22: 46,615,594 km (0.083 R)
• M23: 48,785,960 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 289.5

Radius: 5.5

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 17.01 AU - 20.21 AU

Year: 28616 Days

Day: 20.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,504,154 km

• M1: 68,965 km (0.053 R)
• M2: 778,358 km (0.084 R)
• M3: 1,574,817 km (0.041 R)
• M4: 2,419,746 km (0.082 R)
• M5: 9,231,984 km (0.087 R)
• M6: 10,371,471 km (0.071 R)
• M7: 11,729,819 km (0.069 R)
• M8: 15,096,968 km (0.065 R)
• M9: 17,752,929 km (0.096 R)
• M10: 18,968,112 km (0.091 R)
• M11: 25,558,198 km (0.094 R)
• M12: 25,993,976 km (0.119 R)
• M13: 29,421,114 km (0.067 R)
• M14: 29,779,551 km (0.073 R)
• M15: 35,242,266 km (0.084 R)
• M16: 41,936,921 km (0.107 R)
• M17: 46,141,668 km (0.079 R)
• M18: 49,937,864 km (0.108 R)
• M19: 54,653,936 km (0.068 R)
• M20: 55,195,481 km (0.073 R)

Kuiper Belt

Range: 30.8 - 60.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 19,262 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit