🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.68 AU - 0.76 AU

Year: 261 Days

Day: 20.2 Hours

Environment

Temp: 11 °C

Axial Tilt: 43.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.9

Radius: 9.1

Gravity: 10.88 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.32 AU - 4.52 AU

Year: 3318 Days

Day: 9.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 93,277,846 km

• M1: 113,246 km (0.094 R)
• M2: 417,976 km (0.073 R)
• M3: 1,055,114 km (0.106 R)
• M4: 1,680,882 km (0.066 R)
• M5: 2,161,390 km (0.066 R)
• M6: 3,928,590 km (0.102 R)
• M7: 4,466,394 km (0.118 R)
• M8: 5,634,155 km (0.069 R)
• M9: 5,941,429 km (0.101 R)
• M10: 6,259,773 km (0.036 R)
• M11: 7,154,219 km (0.099 R)
• M12: 7,481,539 km (0.057 R)
• M13: 9,621,985 km (0.102 R)
• M14: 12,373,090 km (0.031 R)
• M15: 14,285,101 km (0.066 R)
• M16: 19,244,719 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.8

Radius: 9.7

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.53 AU - 4.59 AU

Year: 3497 Days

Day: 6.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 93,277,846 km

• M1: 120,725 km (0.083 R)
• M2: 666,159 km (0.036 R)
• M3: 1,631,066 km (0.074 R)
• M4: 1,987,857 km (0.081 R)
• M5: 2,629,931 km (0.054 R)
• M6: 3,124,651 km (0.103 R)
• M7: 4,167,497 km (0.08 R)
• M8: 4,648,903 km (0.106 R)
• M9: 5,400,782 km (0.091 R)
• M10: 6,289,992 km (0.037 R)
• M11: 6,617,163 km (0.113 R)
• M12: 9,428,107 km (0.11 R)
• M13: 10,588,687 km (0.054 R)
• M14: 12,434,575 km (0.06 R)
• M15: 12,809,168 km (0.109 R)
• M16: 14,332,224 km (0.109 R)
• M17: 17,616,944 km (0.088 R)
• M18: 18,269,341 km (0.096 R)
• M19: 19,938,853 km (0.089 R)
• M20: 20,323,170 km (0.118 R)
• M21: 20,843,471 km (0.094 R)
• M22: 21,239,457 km (0.113 R)
• M23: 21,842,785 km (0.115 R)
• M24: 22,319,853 km (0.091 R)
• M25: 24,153,324 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.8

Radius: 14.8

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.35 AU - 4.97 AU

Year: 3627 Days

Day: 8.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 93,277,846 km

• M1: 184,005 km (0.091 R)
• M2: 976,575 km (0.093 R)
• M3: 1,991,148 km (0.092 R)
• M4: 2,866,146 km (0.05 R)
• M5: 7,761,437 km (0.053 R)
• M6: 8,485,191 km (0.087 R)
• M7: 13,321,840 km (0.099 R)
• M8: 14,453,847 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.5

Radius: 8.7

Gravity: 10.66 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.35 AU - 7.79 AU

Year: 7199 Days

Day: 10.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 93,277,846 km

• M1: 108,159 km (0.105 R)
• M2: 427,700 km (0.09 R)
• M3: 960,718 km (0.066 R)
• M4: 1,646,325 km (0.1 R)
• M5: 1,953,150 km (0.119 R)
• M6: 2,862,106 km (0.039 R)
• M7: 4,003,688 km (0.075 R)
• M8: 4,966,799 km (0.034 R)
• M9: 6,387,231 km (0.101 R)
• M10: 6,671,915 km (0.056 R)
• M11: 7,039,926 km (0.065 R)
• M12: 7,897,421 km (0.112 R)
• M13: 8,649,300 km (0.088 R)
• M14: 9,311,719 km (0.09 R)
• M15: 9,585,932 km (0.093 R)
• M16: 11,659,808 km (0.057 R)
• M17: 13,897,193 km (0.108 R)
• M18: 14,681,984 km (0.057 R)
• M19: 14,991,651 km (0.114 R)
• M20: 16,011,909 km (0.07 R)
• M21: 16,539,092 km (0.09 R)
• M22: 17,145,861 km (0.075 R)
• M23: 17,489,337 km (0.063 R)
• M24: 18,909,470 km (0.098 R)
• M25: 19,872,880 km (0.059 R)
• M26: 20,328,406 km (0.11 R)
• M27: 21,103,024 km (0.12 R)
• M28: 27,929,025 km (0.107 R)
• M29: 32,303,865 km (0.087 R)
• M30: 33,039,587 km (0.096 R)
• M31: 35,092,669 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 984.7

Radius: 3.2

Gravity: 96.16 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 13.24 AU - 16.34 AU

Year: 24315 Days

Day: 23.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 93,277,846 km

• M1: 39,943 km (0.108 R)
• M2: 285,732 km (0.115 R)
• M3: 432,787 km (0.059 R)
• M4: 610,060 km (0.045 R)
• M5: 1,066,782 km (0.072 R)
• M6: 2,163,335 km (0.074 R)
• M7: 3,009,460 km (0.037 R)
• M8: 3,458,703 km (0.096 R)
• M9: 4,090,006 km (0.098 R)
• M10: 4,232,124 km (0.092 R)
• M11: 4,488,684 km (0.109 R)
• M12: 4,601,780 km (0.11 R)
• M13: 5,032,921 km (0.07 R)
• M14: 5,362,934 km (0.068 R)
• M15: 7,388,040 km (0.066 R)
• M16: 8,656,182 km (0.09 R)
• M17: 8,949,992 km (0.111 R)
• M18: 9,069,371 km (0.098 R)
• M19: 9,807,786 km (0.069 R)
• M20: 10,387,179 km (0.105 R)
• M21: 12,483,643 km (0.049 R)
• M22: 16,937,022 km (0.068 R)
• M23: 20,223,987 km (0.084 R)
• M24: 21,478,664 km (0.119 R)
• M25: 23,456,348 km (0.116 R)
• M26: 31,744,070 km (0.108 R)
• M27: 35,332,773 km (0.117 R)
• M28: 40,146,384 km (0.067 R)
• M29: 40,308,548 km (0.102 R)
• M30: 42,962,713 km (0.092 R)
• M31: 43,987,309 km (0.119 R)
• M32: 46,085,270 km (0.109 R)
• M33: 47,158,934 km (0.093 R)
• M34: 55,144,468 km (0.092 R)
• M35: 61,584,507 km (0.075 R)
• M36: 82,295,285 km (0.12 R)
• M37: 83,081,870 km (0.09 R)
• M38: 85,204,365 km (0.088 R)
• M39: 89,004,899 km (0.081 R)
• M40: 90,111,175 km (0.104 R)
• M41: 94,055,472 km (0.103 R)
• M42: 95,780,486 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 613.8

Radius: 6.5

Gravity: 14.53 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 15.35 AU - 17.67 AU

Year: 28678 Days

Day: 24.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 93,277,846 km

• M1: 85,570 km (0.084 R)
• M2: 305,030 km (0.091 R)
• M3: 642,672 km (0.074 R)
• M4: 1,156,691 km (0.101 R)
• M5: 1,572,274 km (0.115 R)
• M6: 1,956,291 km (0.1 R)
• M7: 2,170,815 km (0.045 R)
• M8: 3,280,083 km (0.083 R)
• M9: 4,428,995 km (0.099 R)
• M10: 4,917,282 km (0.11 R)
• M11: 10,582,105 km (0.091 R)
• M12: 11,870,890 km (0.088 R)
• M13: 20,010,810 km (0.107 R)
• M14: 24,283,474 km (0.067 R)
• M15: 25,205,446 km (0.097 R)
• M16: 29,905,063 km (0.091 R)
• M17: 49,977,357 km (0.089 R)
• M18: 53,177,256 km (0.108 R)
• M19: 59,981,865 km (0.112 R)
• M20: 71,475,469 km (0.107 R)
• M21: 87,261,186 km (0.098 R)
• M22: 92,163,957 km (0.104 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 18,229 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit