🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.48 AU - 0.58 AU

Year: 253 Days

Day: 20.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,295,087 km

• M1: 219,909 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.48 AU - 0.58 AU

Year: 253 Days

Day: 46.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 49 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.48 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.2

Radius: 14.9

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.29 AU - 2.55 AU

Year: 2470 Days

Day: 5.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,295,087 km

• M1: 186,100 km (0.09 R)
• M2: 686,056 km (0.117 R)
• M3: 1,411,606 km (0.116 R)
• M4: 2,164,232 km (0.106 R)
• M5: 3,362,511 km (0.073 R)
• M6: 3,971,674 km (0.102 R)
• M7: 5,012,725 km (0.081 R)
• M8: 5,511,784 km (0.047 R)
• M9: 6,044,053 km (0.078 R)
• M10: 8,395,433 km (0.072 R)
• M11: 9,488,843 km (0.039 R)
• M12: 10,144,381 km (0.114 R)
• M13: 10,830,138 km (0.038 R)
• M14: 11,506,021 km (0.114 R)
• M15: 12,465,093 km (0.094 R)
• M16: 13,386,915 km (0.086 R)
• M17: 13,933,695 km (0.068 R)
• M18: 14,686,023 km (0.04 R)
• M19: 15,915,568 km (0.096 R)
• M20: 16,581,578 km (0.04 R)
• M21: 18,134,553 km (0.053 R)
• M22: 19,146,134 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.8

Radius: 8

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.59 AU - 2.63 AU

Year: 2766 Days

Day: 11.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,295,087 km

• M1: 103,372 km (0.1 R)
• M2: 378,483 km (0.03 R)
• M3: 819,198 km (0.114 R)
• M4: 1,746,106 km (0.076 R)
• M5: 2,015,383 km (0.051 R)
• M6: 3,222,787 km (0.107 R)
• M7: 4,323,678 km (0.066 R)
• M8: 4,630,353 km (0.114 R)
• M9: 5,134,648 km (0.099 R)
• M10: 6,310,487 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.5

Radius: 14.4

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.92 AU - 4.08 AU

Year: 4295 Days

Day: 13.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,295,087 km

• M1: 179,218 km (0.11 R)
• M2: 768,484 km (0.073 R)
• M3: 1,255,276 km (0.117 R)
• M4: 1,982,172 km (0.036 R)
• M5: 2,908,033 km (0.095 R)
• M6: 3,471,119 km (0.077 R)
• M7: 6,523,514 km (0.12 R)
• M8: 8,233,268 km (0.043 R)
• M9: 9,934,645 km (0.102 R)
• M10: 10,912,417 km (0.08 R)
• M11: 13,714,235 km (0.097 R)
• M12: 14,232,891 km (0.088 R)
• M13: 17,745,898 km (0.054 R)
• M14: 19,637,862 km (0.109 R)
• M15: 20,098,025 km (0.046 R)
• M16: 20,632,688 km (0.063 R)
• M17: 21,660,874 km (0.092 R)
• M18: 23,450,214 km (0.065 R)
• M19: 25,181,660 km (0.069 R)
• M20: 26,118,143 km (0.053 R)
• M21: 26,916,247 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.4

Radius: 9.5

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.73 AU - 5.25 AU

Year: 7312 Days

Day: 11.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,295,087 km

• M1: 126,261 km (0.119 R)
• M2: 584,180 km (0.063 R)
• M3: 1,097,001 km (0.05 R)
• M4: 1,492,837 km (0.111 R)
• M5: 2,710,713 km (0.057 R)
• M6: 3,115,076 km (0.111 R)
• M7: 4,278,798 km (0.094 R)
• M8: 5,032,772 km (0.108 R)
• M9: 6,949,120 km (0.082 R)
• M10: 7,323,115 km (0.082 R)
• M11: 8,653,190 km (0.095 R)
• M12: 10,865,892 km (0.091 R)
• M13: 12,922,264 km (0.118 R)
• M14: 15,793,496 km (0.112 R)
• M15: 18,920,241 km (0.118 R)
• M16: 26,729,549 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.4

Radius: 4.9

Gravity: 28.38 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7.96 AU - 9.04 AU

Year: 16257 Days

Day: 24.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 67,295,087 km

• M1: 91,105 km (0.088 R)
• M2: 311,912 km (0.111 R)
• M3: 664,364 km (0.094 R)
• M4: 1,209,200 km (0.107 R)
• M5: 1,774,979 km (0.117 R)
• M6: 2,308,894 km (0.114 R)
• M7: 2,728,067 km (0.049 R)
• M8: 3,546,367 km (0.099 R)
• M9: 4,227,785 km (0.084 R)
• M10: 4,386,808 km (0.112 R)
• M11: 4,716,970 km (0.03 R)
• M12: 5,027,984 km (0.049 R)
• M13: 5,315,811 km (0.099 R)
• M14: 6,043,754 km (0.084 R)
• M15: 6,536,380 km (0.096 R)
• M16: 6,749,258 km (0.071 R)
• M17: 11,421,199 km (0.097 R)
• M18: 12,823,679 km (0.112 R)
• M19: 13,023,542 km (0.07 R)
• M20: 13,361,035 km (0.117 R)
• M21: 14,552,432 km (0.118 R)
• M22: 16,904,410 km (0.101 R)
• M23: 19,497,838 km (0.114 R)
• M24: 19,673,766 km (0.081 R)
• M25: 24,525,374 km (0.099 R)
• M26: 24,730,473 km (0.06 R)
• M27: 25,878,487 km (0.06 R)
• M28: 26,952,600 km (0.025 R)
• M29: 27,721,832 km (0.108 R)
• M30: 31,667,924 km (0.087 R)
• M31: 33,774,412 km (0.035 R)
• M32: 40,938,056 km (0.109 R)
• M33: 42,247,336 km (0.108 R)
• M34: 44,643,146 km (0.071 R)
• M35: 54,433,728 km (0.069 R)
• M36: 60,010,887 km (0.092 R)
• M37: 60,569,934 km (0.025 R)
• M38: 62,268,169 km (0.106 R)
• M39: 65,168,572 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 690.1

Radius: 5.7

Gravity: 21.24 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.76 AU - 10.46 AU

Year: 16573 Days

Day: 18.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,295,087 km

• M1: 70,909 km (0.09 R)
• M2: 267,481 km (0.12 R)
• M3: 496,515 km (0.11 R)
• M4: 1,083,837 km (0.071 R)
• M5: 1,453,792 km (0.09 R)
• M6: 1,676,693 km (0.101 R)
• M7: 2,132,218 km (0.119 R)
• M8: 2,399,999 km (0.117 R)
• M9: 3,053,143 km (0.113 R)
• M10: 3,531,557 km (0.101 R)
• M11: 3,818,186 km (0.111 R)
• M12: 5,304,591 km (0.096 R)
• M13: 6,961,537 km (0.105 R)
• M14: 8,028,319 km (0.086 R)
• M15: 10,022,459 km (0.086 R)
• M16: 10,539,170 km (0.109 R)
• M17: 12,784,335 km (0.032 R)
• M18: 13,187,202 km (0.08 R)
• M19: 14,518,773 km (0.066 R)
• M20: 17,610,811 km (0.119 R)
• M21: 19,751,108 km (0.095 R)
• M22: 21,022,390 km (0.076 R)
• M23: 22,735,735 km (0.055 R)
• M24: 23,426,578 km (0.118 R)
• M25: 23,626,441 km (0.078 R)
• M26: 27,867,690 km (0.108 R)
• M27: 30,403,673 km (0.067 R)
• M28: 31,241,720 km (0.042 R)
• M29: 32,465,580 km (0.108 R)
• M30: 37,955,822 km (0.1 R)
• M31: 38,231,681 km (0.108 R)
• M32: 39,067,185 km (0.097 R)
• M33: 41,354,985 km (0.072 R)
• M34: 46,509,828 km (0.119 R)
• M35: 50,896,337 km (0.099 R)
• M36: 55,373,353 km (0.099 R)
• M37: 66,491,616 km (0.033 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 17,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit