🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.46 AU - 0.74 AU

Year: 163 Days

Day: 33.4 Hours

Environment

Temp: 244 °C

Axial Tilt: 3.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 43,379,156 km

• M1: 42,486 km (0.111 R)
• M2: 455,974 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.41 AU - 1.67 AU

Year: 669 Days

Day: 46.9 Hours

Environment

Temp: -12 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.72 AU - 2.86 AU

Year: 1212 Days

Day: 15.9 Hours

Environment

Temp: -75 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,379,156 km

• M1: 35,455 km (0.055 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.09 AU - 3.15 AU

Year: 1484 Days

Day: 13.5 Hours

Environment

Temp: -88 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,379,156 km

• M1: 33,211 km (0.045 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.97 AU - 4.87 AU

Year: 3251 Days

Day: 15.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.9

Radius: 14.9

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 4.91 AU - 6.83 AU

Year: 4975 Days

Day: 10.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,379,156 km

• M1: 185,352 km (0.116 R)
• M2: 685,757 km (0.053 R)
• M3: 1,694,944 km (0.027 R)
• M4: 2,759,782 km (0.1 R)
• M5: 3,481,890 km (0.055 R)
• M6: 4,541,642 km (0.117 R)
• M7: 5,807,090 km (0.053 R)
• M8: 6,999,385 km (0.039 R)
• M9: 7,952,174 km (0.091 R)
• M10: 9,223,457 km (0.082 R)
• M11: 10,454,348 km (0.104 R)
• M12: 11,154,167 km (0.093 R)
• M13: 13,091,310 km (0.094 R)
• M14: 18,553,427 km (0.041 R)
• M15: 19,062,509 km (0.073 R)
• M16: 20,849,754 km (0.028 R)
• M17: 25,217,713 km (0.066 R)
• M18: 26,880,643 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.8

Radius: 12.5

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 5.89 AU - 8.27 AU

Year: 6591 Days

Day: 13.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,379,156 km

• M1: 155,432 km (0.12 R)
• M2: 764,445 km (0.064 R)
• M3: 1,193,941 km (0.06 R)
• M4: 2,280,769 km (0.081 R)
• M5: 3,413,823 km (0.076 R)
• M6: 4,154,632 km (0.101 R)
• M7: 6,049,289 km (0.066 R)
• M8: 7,135,370 km (0.116 R)
• M9: 9,951,250 km (0.088 R)
• M10: 11,509,611 km (0.113 R)
• M11: 12,858,835 km (0.112 R)
• M12: 16,291,507 km (0.092 R)
• M13: 17,347,519 km (0.086 R)
• M14: 18,382,736 km (0.099 R)
• M15: 20,363,262 km (0.113 R)
• M16: 21,150,446 km (0.09 R)
• M17: 21,735,673 km (0.111 R)
• M18: 28,638,268 km (0.061 R)
• M19: 30,083,234 km (0.08 R)
• M20: 32,052,690 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.3

Radius: 11.4

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 6.55 AU - 8.43 AU

Year: 7171 Days

Day: 12 Hours

Environment

Temp: -158 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 43,379,156 km

• M1: 256,411 km (0.081 R)
• M2: 667,954 km (0.115 R)
• M3: 1,049,130 km (0.113 R)
• M4: 1,771,388 km (0.108 R)
• M5: 2,136,856 km (0.089 R)
• M6: 2,982,533 km (0.115 R)
• M7: 3,962,848 km (0.108 R)
• M8: 4,432,286 km (0.093 R)
• M9: 5,206,305 km (0.11 R)
• M10: 5,706,112 km (0.107 R)
• M11: 6,341,155 km (0.087 R)
• M12: 9,499,465 km (0.101 R)
• M13: 10,984,523 km (0.095 R)
• M14: 11,547,011 km (0.078 R)
• M15: 11,968,129 km (0.066 R)
• M16: 14,169,761 km (0.071 R)
• M17: 15,779,733 km (0.084 R)
• M18: 17,715,679 km (0.051 R)
• M19: 19,066,997 km (0.103 R)
• M20: 20,716,164 km (0.1 R)
• M21: 22,539,762 km (0.104 R)
• M22: 23,198,591 km (0.117 R)
• M23: 30,210,841 km (0.097 R)
• M24: 31,621,699 km (0.089 R)
• M25: 32,970,623 km (0.089 R)
• M26: 36,454,159 km (0.084 R)
• M27: 38,517,712 km (0.107 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.5

Radius: 13.2

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.81 AU - 8.51 AU

Year: 8155 Days

Day: 5.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 43,379,156 km

• M1: 164,109 km (0.112 R)
• M2: 636,988 km (0.119 R)
• M3: 1,175,091 km (0.109 R)
• M4: 1,620,444 km (0.109 R)
• M5: 2,197,294 km (0.106 R)
• M6: 3,795,448 km (0.107 R)
• M7: 4,261,744 km (0.061 R)
• M8: 5,405,569 km (0.087 R)
• M9: 6,101,349 km (0.112 R)
• M10: 6,856,220 km (0.054 R)
• M11: 7,999,896 km (0.045 R)
• M12: 10,867,388 km (0.093 R)
• M13: 11,386,792 km (0.079 R)
• M14: 12,419,615 km (0.107 R)
• M15: 14,546,598 km (0.104 R)
• M16: 15,565,958 km (0.07 R)
• M17: 16,564,374 km (0.099 R)
• M18: 18,910,816 km (0.067 R)
• M19: 24,606,905 km (0.064 R)
• M20: 25,869,511 km (0.111 R)
• M21: 29,214,220 km (0.066 R)
• M22: 29,916,133 km (0.051 R)
• M23: 32,944,892 km (0.04 R)
• M24: 33,925,057 km (0.079 R)
• M25: 35,488,056 km (0.116 R)
• M26: 36,982,090 km (0.108 R)
• M27: 43,379,194 km (0.05 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 19,078 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit