🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.59 AU - 0.65 AU

Year: 315 Days

Day: 12.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.4

Radius: 14.9

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.15 AU - 1.36 AU

Year: 902 Days

Day: 5.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 71,570,488 km

• M1: 185,352 km (0.093 R)
• M2: 708,645 km (0.043 R)
• M3: 1,202,019 km (0.104 R)
• M4: 1,738,028 km (0.108 R)
• M5: 2,462,381 km (0.054 R)
• M6: 3,557,288 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.4

Radius: 12.4

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.41 AU - 1.51 AU

Year: 1139 Days

Day: 6.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,570,488 km

• M1: 154,235 km (0.099 R)
• M2: 684,859 km (0.095 R)
• M3: 1,172,399 km (0.107 R)
• M4: 1,657,993 km (0.052 R)
• M5: 2,099,157 km (0.089 R)
• M6: 2,703,682 km (0.111 R)
• M7: 3,538,588 km (0.103 R)
• M8: 4,130,996 km (0.035 R)
• M9: 4,734,324 km (0.097 R)
• M10: 5,989,749 km (0.083 R)
• M11: 7,116,371 km (0.076 R)
• M12: 9,205,804 km (0.055 R)
• M13: 9,786,543 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.5

Radius: 12.6

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.7 AU - 2.54 AU

Year: 1993 Days

Day: 8.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,570,488 km

• M1: 159,023 km (0.077 R)
• M2: 678,426 km (0.102 R)
• M3: 1,535,772 km (0.115 R)
• M4: 2,039,617 km (0.104 R)
• M5: 2,653,268 km (0.045 R)
• M6: 3,469,623 km (0.052 R)
• M7: 3,901,363 km (0.101 R)
• M8: 4,330,110 km (0.115 R)
• M9: 6,098,956 km (0.108 R)
• M10: 7,604,658 km (0.057 R)
• M11: 8,217,710 km (0.068 R)
• M12: 8,613,546 km (0.044 R)
• M13: 9,022,098 km (0.111 R)
• M14: 9,509,787 km (0.1 R)
• M15: 11,042,567 km (0.116 R)
• M16: 12,613,644 km (0.11 R)
• M17: 13,141,575 km (0.102 R)
• M18: 14,904,137 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.8

Radius: 13.1

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.02 AU - 2.48 AU

Year: 2179 Days

Day: 13 Hours

Environment

Temp: -196 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,570,488 km

• M1: 168,447 km (0.111 R)
• M2: 605,871 km (0.053 R)
• M3: 1,116,150 km (0.08 R)
• M4: 1,728,603 km (0.115 R)
• M5: 2,176,051 km (0.038 R)
• M6: 2,727,917 km (0.099 R)
• M7: 4,333,102 km (0.118 R)
• M8: 5,709,104 km (0.039 R)
• M9: 10,533,934 km (0.1 R)
• M10: 12,574,150 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.5

Radius: 13

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.78 AU - 3 AU

Year: 3172 Days

Day: 12.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,570,488 km

• M1: 170,392 km (0.044 R)
• M2: 778,208 km (0.05 R)
• M3: 2,019,870 km (0.12 R)
• M4: 2,896,813 km (0.107 R)
• M5: 3,867,554 km (0.034 R)
• M6: 4,383,966 km (0.081 R)
• M7: 5,321,944 km (0.104 R)
• M8: 5,879,944 km (0.093 R)
• M9: 6,958,695 km (0.12 R)
• M10: 7,994,510 km (0.117 R)
• M11: 9,279,706 km (0.079 R)
• M12: 12,302,330 km (0.119 R)
• M13: 12,808,719 km (0.079 R)
• M14: 13,814,316 km (0.029 R)
• M15: 14,513,387 km (0.119 R)
• M16: 15,236,094 km (0.073 R)
• M17: 17,606,323 km (0.069 R)
• M18: 19,092,279 km (0.074 R)
• M19: 19,522,971 km (0.045 R)
• M20: 19,960,245 km (0.059 R)
• M21: 22,585,090 km (0.114 R)
• M22: 23,415,508 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 968.7

Radius: 6.6

Gravity: 22.24 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 7.27 AU - 9.13 AU

Year: 15161 Days

Day: 19.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 71,570,488 km

• M1: 84,373 km (0.073 R)
• M2: 372,648 km (0.059 R)
• M3: 641,027 km (0.09 R)
• M4: 1,163,871 km (0.095 R)
• M5: 1,372,261 km (0.079 R)
• M6: 1,622,389 km (0.077 R)
• M7: 3,616,678 km (0.111 R)
• M8: 4,587,269 km (0.045 R)
• M9: 4,899,031 km (0.117 R)
• M10: 5,224,855 km (0.076 R)
• M11: 5,488,147 km (0.039 R)
• M12: 6,082,500 km (0.043 R)
• M13: 14,063,696 km (0.103 R)
• M14: 18,936,846 km (0.085 R)
• M15: 20,472,169 km (0.117 R)
• M16: 20,751,469 km (0.075 R)
• M17: 22,284,398 km (0.09 R)
• M18: 22,778,520 km (0.075 R)
• M19: 25,573,606 km (0.077 R)
• M20: 26,997,629 km (0.09 R)
• M21: 31,958,892 km (0.097 R)
• M22: 36,667,784 km (0.073 R)
• M23: 37,913,336 km (0.083 R)
• M24: 40,781,726 km (0.072 R)
• M25: 41,076,284 km (0.114 R)
• M26: 49,409,634 km (0.098 R)
• M27: 51,441,173 km (0.084 R)
• M28: 53,527,764 km (0.071 R)
• M29: 55,670,005 km (0.116 R)
• M30: 58,427,543 km (0.094 R)
• M31: 58,801,986 km (0.106 R)
• M32: 59,366,569 km (0.092 R)
• M33: 63,026,630 km (0.118 R)
• M34: 64,412,206 km (0.031 R)
• M35: 65,213,003 km (0.027 R)
• M36: 66,020,383 km (0.098 R)
• M37: 69,946,728 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416.6

Radius: 7.5

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 10.48 AU - 11.42 AU

Year: 23396 Days

Day: 17.7 Hours

Environment

Temp: -236 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,570,488 km

• M1: 93,349 km (0.096 R)
• M2: 339,438 km (0.092 R)
• M3: 682,465 km (0.083 R)
• M4: 1,965,866 km (0.083 R)
• M5: 2,327,294 km (0.089 R)
• M6: 2,708,918 km (0.038 R)
• M7: 3,483,985 km (0.108 R)
• M8: 3,862,617 km (0.095 R)
• M9: 4,465,048 km (0.101 R)
• M10: 6,391,868 km (0.115 R)
• M11: 7,561,724 km (0.06 R)
• M12: 9,743,160 km (0.073 R)
• M13: 10,614,567 km (0.058 R)
• M14: 11,473,857 km (0.063 R)
• M15: 11,856,080 km (0.105 R)
• M16: 12,645,807 km (0.089 R)
• M17: 15,073,781 km (0.051 R)
• M18: 17,045,929 km (0.119 R)
• M19: 18,051,227 km (0.056 R)
• M20: 20,179,257 km (0.119 R)
• M21: 24,715,214 km (0.062 R)
• M22: 26,110,513 km (0.041 R)
• M23: 28,128,289 km (0.109 R)
• M24: 28,823,321 km (0.05 R)
• M25: 29,767,882 km (0.093 R)
• M26: 30,977,231 km (0.056 R)
• M27: 33,493,766 km (0.115 R)
• M28: 40,374,969 km (0.078 R)
• M29: 42,156,231 km (0.074 R)
• M30: 48,637,110 km (0.105 R)
• M31: 51,336,604 km (0.092 R)
• M32: 61,958,501 km (0.028 R)
• M33: 63,727,795 km (0.118 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 19,980 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit