🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.97 AU - 2.31 AU

Year: 1357 Days

Day: 31.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.5

Radius: 8.5

Gravity: 11.7 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.91 AU - 2.97 AU

Year: 2185 Days

Day: 6 Hours

Environment

Temp: -150 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,048,119 km

• M1: 108,309 km (0.12 R)
• M2: 420,520 km (0.043 R)
• M3: 685,457 km (0.046 R)
• M4: 956,678 km (0.101 R)
• M5: 1,600,996 km (0.118 R)
• M6: 1,887,626 km (0.115 R)
• M7: 3,433,271 km (0.119 R)
• M8: 4,336,393 km (0.105 R)
• M9: 5,317,905 km (0.117 R)
• M10: 5,860,945 km (0.099 R)
• M11: 6,386,184 km (0.114 R)
• M12: 6,744,171 km (0.034 R)
• M13: 7,591,344 km (0.106 R)
• M14: 8,672,787 km (0.077 R)
• M15: 9,009,532 km (0.095 R)
• M16: 9,320,097 km (0.088 R)
• M17: 9,817,510 km (0.108 R)
• M18: 11,617,471 km (0.098 R)
• M19: 11,985,632 km (0.076 R)
• M20: 15,462,137 km (0.051 R)
• M21: 15,808,157 km (0.034 R)
• M22: 16,260,690 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.6

Radius: 9.3

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.75 AU - 4.23 AU

Year: 2826 Days

Day: 15 Hours

Environment

Temp: -145 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 89,048,119 km

• M1: 206,894 km (0.036 R)
• M2: 1,212,042 km (0.106 R)
• M3: 1,723,667 km (0.076 R)
• M4: 2,030,342 km (0.107 R)
• M5: 3,256,147 km (0.055 R)
• M6: 3,661,857 km (0.114 R)
• M7: 4,555,255 km (0.106 R)
• M8: 4,897,086 km (0.088 R)
• M9: 5,213,037 km (0.119 R)
• M10: 5,769,840 km (0.082 R)
• M11: 6,949,719 km (0.091 R)
• M12: 7,349,594 km (0.084 R)
• M13: 7,849,550 km (0.11 R)
• M14: 8,794,410 km (0.047 R)
• M15: 10,317,017 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.8

Radius: 15

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.15 AU - 4.53 AU

Year: 3919 Days

Day: 5.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 89,048,119 km

• M1: 186,549 km (0.073 R)
• M2: 835,205 km (0.092 R)
• M3: 1,887,177 km (0.08 R)
• M4: 2,713,257 km (0.05 R)
• M5: 3,688,784 km (0.108 R)
• M6: 4,430,640 km (0.103 R)
• M7: 5,218,423 km (0.115 R)
• M8: 5,926,020 km (0.1 R)
• M9: 9,893,057 km (0.107 R)
• M10: 12,191,329 km (0.104 R)
• M11: 13,841,693 km (0.096 R)
• M12: 15,417,706 km (0.093 R)
• M13: 16,476,111 km (0.092 R)
• M14: 18,675,798 km (0.119 R)
• M15: 20,730,675 km (0.041 R)
• M16: 22,298,161 km (0.038 R)
• M17: 24,163,796 km (0.104 R)
• M18: 25,286,378 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.4

Radius: 12.8

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 7.16 AU - 10.46 AU

Year: 11335 Days

Day: 9.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 89,048,119 km

• M1: 159,172 km (0.119 R)
• M2: 578,944 km (0.091 R)
• M3: 1,094,608 km (0.093 R)
• M4: 1,555,519 km (0.119 R)
• M5: 2,742,279 km (0.067 R)
• M6: 3,541,281 km (0.085 R)
• M7: 4,663,564 km (0.088 R)
• M8: 6,151,016 km (0.075 R)
• M9: 6,661,294 km (0.09 R)
• M10: 7,398,811 km (0.092 R)
• M11: 8,276,801 km (0.118 R)
• M12: 10,340,504 km (0.089 R)
• M13: 11,063,810 km (0.073 R)
• M14: 14,362,144 km (0.094 R)
• M15: 17,679,925 km (0.094 R)
• M16: 20,501,640 km (0.071 R)
• M17: 21,977,573 km (0.105 R)
• M18: 22,399,888 km (0.112 R)
• M19: 23,000,074 km (0.057 R)
• M20: 26,926,121 km (0.062 R)
• M21: 28,494,505 km (0.05 R)
• M22: 31,812,586 km (0.053 R)
• M23: 33,453,375 km (0.099 R)
• M24: 34,125,069 km (0.066 R)
• M25: 34,920,332 km (0.078 R)
• M26: 35,380,196 km (0.035 R)
• M27: 36,547,657 km (0.096 R)
• M28: 39,206,311 km (0.118 R)
• M29: 39,703,125 km (0.057 R)
• M30: 46,135,983 km (0.032 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 169.5

Radius: 7.4

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 12.9 AU - 14.08 AU

Year: 21477 Days

Day: 18.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 162.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 89,048,119 km

• M1: 92,302 km (0.067 R)
• M2: 388,506 km (0.084 R)
• M3: 991,235 km (0.077 R)
• M4: 1,938,340 km (0.08 R)
• M5: 3,463,041 km (0.101 R)
• M6: 4,067,417 km (0.113 R)
• M7: 6,119,899 km (0.027 R)
• M8: 9,062,489 km (0.087 R)
• M9: 9,548,234 km (0.107 R)
• M10: 16,233,912 km (0.079 R)
• M11: 17,022,891 km (0.083 R)
• M12: 17,987,947 km (0.085 R)
• M13: 18,754,935 km (0.105 R)
• M14: 19,703,685 km (0.119 R)
• M15: 20,435,967 km (0.113 R)
• M16: 22,565,343 km (0.109 R)
• M17: 33,474,169 km (0.078 R)
• M18: 34,399,282 km (0.097 R)
• M19: 46,151,542 km (0.104 R)
• M20: 46,578,943 km (0.12 R)
• M21: 47,731,445 km (0.098 R)
• M22: 49,050,599 km (0.115 R)
• M23: 49,793,801 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 848.2

Radius: 5.6

Gravity: 27.05 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 10.98 AU - 17.06 AU

Year: 22755 Days

Day: 21.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 89,048,119 km

• M1: 69,713 km (0.097 R)
• M2: 313,856 km (0.084 R)
• M3: 670,348 km (0.035 R)
• M4: 1,017,116 km (0.117 R)
• M5: 1,651,710 km (0.038 R)
• M6: 1,860,250 km (0.098 R)
• M7: 4,186,496 km (0.081 R)
• M8: 7,910,586 km (0.049 R)
• M9: 8,286,376 km (0.112 R)
• M10: 9,848,626 km (0.072 R)
• M11: 12,223,343 km (0.048 R)
• M12: 13,925,467 km (0.055 R)
• M13: 14,394,158 km (0.093 R)
• M14: 17,520,304 km (0.032 R)
• M15: 18,066,636 km (0.109 R)
• M16: 23,945,832 km (0.086 R)
• M17: 25,767,036 km (0.099 R)
• M18: 27,192,106 km (0.084 R)
• M19: 28,047,357 km (0.088 R)
• M20: 29,172,931 km (0.06 R)
• M21: 30,198,574 km (0.077 R)
• M22: 33,977,416 km (0.104 R)
• M23: 36,713,711 km (0.095 R)
• M24: 46,832,960 km (0.078 R)
• M25: 48,060,410 km (0.115 R)
• M26: 60,087,930 km (0.111 R)
• M27: 62,585,466 km (0.115 R)
• M28: 64,288,488 km (0.092 R)
• M29: 65,585,801 km (0.092 R)
• M30: 67,564,382 km (0.109 R)
• M31: 75,159,317 km (0.101 R)
• M32: 84,072,059 km (0.08 R)
• M33: 86,667,282 km (0.104 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 15,800 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit