🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.81 AU - 1.09 AU

Year: 332 Days

Day: 28.1 Hours

Environment

Temp: 157 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 38,833,634 km

• M1: 137,480 km (0.094 R)
• M2: 321,935 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.81 AU - 1.23 AU

Year: 369 Days

Day: 39.7 Hours

Environment

Temp: 27 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 38,833,634 km

• M1: 231,428 km (0.095 R)
• M2: 455,526 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.94 AU - 1.22 AU

Year: 402 Days

Day: 12.1 Hours

Environment

Temp: 31 °C

Axial Tilt: 18 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 38,833,634 km

• M1: 375,790 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.89 AU - 1.95 AU

Year: 953 Days

Day: 39.8 Hours

Environment

Temp: -53 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,833,634 km

• M1: 268,827 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.99 AU - 4.39 AU

Year: 2539 Days

Day: 17.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.69 AU - 5.91 AU

Year: 3766 Days

Day: 15.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,833,634 km

• M1: 170,841 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.6

Radius: 10.1

Gravity: 9.72 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.85 AU - 5.89 AU

Year: 4457 Days

Day: 5.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,833,634 km

• M1: 126,111 km (0.049 R)
• M2: 673,041 km (0.108 R)
• M3: 1,055,263 km (0.047 R)
• M4: 1,695,991 km (0.101 R)
• M5: 2,427,076 km (0.105 R)
• M6: 2,846,698 km (0.079 R)
• M7: 4,135,932 km (0.064 R)
• M8: 6,434,354 km (0.112 R)
• M9: 8,940,418 km (0.091 R)
• M10: 9,392,652 km (0.084 R)
• M11: 11,309,150 km (0.07 R)
• M12: 12,946,948 km (0.1 R)
• M13: 13,419,827 km (0.099 R)
• M14: 14,344,491 km (0.111 R)
• M15: 14,794,033 km (0.095 R)
• M16: 16,078,929 km (0.087 R)
• M17: 18,339,951 km (0.087 R)
• M18: 20,239,096 km (0.109 R)
• M19: 24,186,685 km (0.07 R)
• M20: 24,824,121 km (0.094 R)
• M21: 30,609,220 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.5

Radius: 14.3

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.45 AU - 6.85 AU

Year: 4810 Days

Day: 6.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 127.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,833,634 km

• M1: 180,415 km (0.104 R)
• M2: 635,941 km (0.111 R)
• M3: 1,146,368 km (0.092 R)
• M4: 1,736,083 km (0.106 R)
• M5: 2,219,434 km (0.083 R)
• M6: 2,845,800 km (0.1 R)
• M7: 3,406,493 km (0.114 R)
• M8: 4,108,257 km (0.109 R)
• M9: 4,727,891 km (0.063 R)
• M10: 5,831,774 km (0.036 R)
• M11: 8,069,160 km (0.052 R)
• M12: 8,851,407 km (0.041 R)
• M13: 9,724,759 km (0.117 R)
• M14: 10,698,641 km (0.072 R)
• M15: 15,199,144 km (0.114 R)
• M16: 16,276,996 km (0.031 R)
• M17: 16,745,986 km (0.049 R)
• M18: 18,144,427 km (0.116 R)
• M19: 20,218,152 km (0.083 R)
• M20: 25,611,305 km (0.106 R)
• M21: 27,383,292 km (0.088 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.8

Radius: 11.7

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 7.13 AU - 10.33 AU

Year: 9238 Days

Day: 14.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,833,634 km

• M1: 145,559 km (0.096 R)
• M2: 654,042 km (0.105 R)
• M3: 2,458,192 km (0.048 R)
• M4: 2,930,772 km (0.063 R)
• M5: 3,647,495 km (0.116 R)
• M6: 4,213,723 km (0.105 R)
• M7: 4,809,572 km (0.113 R)
• M8: 5,247,445 km (0.073 R)
• M9: 5,743,810 km (0.115 R)
• M10: 9,500,512 km (0.072 R)
• M11: 10,192,552 km (0.103 R)
• M12: 10,917,952 km (0.117 R)
• M13: 11,677,610 km (0.116 R)
• M14: 13,586,927 km (0.066 R)
• M15: 17,670,650 km (0.104 R)
• M16: 21,243,646 km (0.115 R)
• M17: 23,076,070 km (0.059 R)
• M18: 24,072,990 km (0.025 R)
• M19: 24,582,072 km (0.105 R)
• M20: 27,788,852 km (0.092 R)
• M21: 29,012,413 km (0.107 R)
• M22: 32,691,174 km (0.06 R)
• M23: 33,525,631 km (0.103 R)
• M24: 36,335,976 km (0.101 R)

Kuiper Belt

Range: 30.6 - 49.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 11,200 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit