🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.57 AU - 0.67 AU

Year: 320 Days

Day: 21.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,263,928 km

• M1: 40,691 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.6

Radius: 14.3

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.84 AU - 0.86 AU

Year: 514 Days

Day: 6.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,263,928 km

• M1: 177,872 km (0.061 R)
• M2: 956,978 km (0.116 R)
• M3: 1,450,800 km (0.03 R)
• M4: 1,982,471 km (0.107 R)
• M5: 2,503,072 km (0.116 R)
• M6: 3,314,341 km (0.108 R)
• M7: 4,134,736 km (0.078 R)
• M8: 4,672,390 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.5

Radius: 14.5

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.75 AU - 1.19 AU

Year: 627 Days

Day: 10.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,263,928 km

• M1: 185,202 km (0.115 R)
• M2: 657,333 km (0.066 R)
• M3: 1,287,439 km (0.116 R)
• M4: 1,936,844 km (0.087 R)
• M5: 2,435,753 km (0.095 R)
• M6: 3,092,936 km (0.085 R)
• M7: 3,866,955 km (0.097 R)
• M8: 4,462,953 km (0.072 R)
• M9: 5,654,351 km (0.088 R)
• M10: 6,147,724 km (0.08 R)
• M11: 7,243,379 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.6

Radius: 13.2

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.38 AU - 2.22 AU

Year: 1584 Days

Day: 8.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 54,263,928 km

• M1: 262,843 km (0.114 R)
• M2: 717,771 km (0.092 R)
• M3: 1,373,159 km (0.038 R)
• M4: 2,877,365 km (0.028 R)
• M5: 3,514,503 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.9

Radius: 12.7

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.66 AU - 2.64 AU

Year: 2068 Days

Day: 5.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,263,928 km

• M1: 157,975 km (0.071 R)
• M2: 798,404 km (0.094 R)
• M3: 1,232,836 km (0.068 R)
• M4: 1,759,720 km (0.086 R)
• M5: 2,613,475 km (0.09 R)
• M6: 4,036,450 km (0.081 R)
• M7: 4,533,863 km (0.094 R)
• M8: 5,832,821 km (0.095 R)
• M9: 7,076,278 km (0.058 R)
• M10: 10,383,439 km (0.112 R)
• M11: 11,179,449 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281

Radius: 13

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.79 AU - 2.85 AU

Year: 2318 Days

Day: 9.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,263,928 km

• M1: 161,715 km (0.117 R)
• M2: 576,700 km (0.046 R)
• M3: 1,138,440 km (0.099 R)
• M4: 3,265,422 km (0.079 R)
• M5: 4,191,134 km (0.105 R)
• M6: 4,775,014 km (0.08 R)
• M7: 8,965,999 km (0.113 R)
• M8: 9,459,522 km (0.099 R)
• M9: 11,582,166 km (0.07 R)
• M10: 12,355,587 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.3

Radius: 11.3

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.62 AU - 6.2 AU

Year: 8255 Days

Day: 9 Hours

Environment

Temp: -219 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,263,928 km

• M1: 150,795 km (0.086 R)
• M2: 581,637 km (0.117 R)
• M3: 1,135,298 km (0.106 R)
• M4: 1,715,289 km (0.036 R)
• M5: 2,562,761 km (0.104 R)
• M6: 3,394,376 km (0.102 R)
• M7: 4,473,276 km (0.098 R)
• M8: 5,632,360 km (0.111 R)
• M9: 6,878,809 km (0.076 R)
• M10: 8,625,215 km (0.112 R)
• M11: 9,394,148 km (0.053 R)
• M12: 10,753,693 km (0.115 R)
• M13: 12,622,620 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 368.2

Radius: 3.2

Gravity: 35.96 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.63 AU - 9.49 AU

Year: 16429 Days

Day: 21.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,263,928 km

• M1: 40,391 km (0.081 R)
• M2: 283,338 km (0.086 R)
• M3: 563,834 km (0.057 R)
• M4: 992,881 km (0.053 R)
• M5: 1,295,069 km (0.09 R)
• M6: 1,403,677 km (0.084 R)
• M7: 1,799,962 km (0.043 R)
• M8: 3,281,130 km (0.086 R)
• M9: 7,446,384 km (0.055 R)
• M10: 8,530,819 km (0.106 R)
• M11: 10,348,283 km (0.109 R)
• M12: 11,810,901 km (0.038 R)
• M13: 14,187,862 km (0.079 R)
• M14: 15,986,028 km (0.095 R)
• M15: 16,130,390 km (0.077 R)
• M16: 17,316,253 km (0.116 R)
• M17: 18,008,292 km (0.11 R)
• M18: 19,694,260 km (0.094 R)
• M19: 20,961,055 km (0.073 R)
• M20: 24,220,643 km (0.096 R)
• M21: 26,876,005 km (0.089 R)
• M22: 28,643,803 km (0.102 R)
• M23: 41,715,067 km (0.097 R)
• M24: 43,514,879 km (0.073 R)
• M25: 43,937,343 km (0.08 R)
• M26: 49,223,235 km (0.076 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 11,056 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit