🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.64 AU - 0.86 AU

Year: 272 Days

Day: 23.6 Hours

Environment

Temp: -0 °C

Axial Tilt: 6.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.73 AU - 1.07 AU

Year: 358 Days

Day: 39.6 Hours

Environment

Temp: -29 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.91 AU - 1.11 AU

Year: 425 Days

Day: 12.8 Hours

Environment

Temp: -44 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,516,144 km

• M1: 722,857 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.37 AU - 1.64 AU

Year: 770 Days

Day: 25.5 Hours

Environment

Temp: -87 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.1

Radius: 14.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 5.41 AU - 5.97 AU

Year: 5687 Days

Day: 8.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,516,144 km

• M1: 184,005 km (0.084 R)
• M2: 1,189,153 km (0.079 R)
• M3: 1,848,730 km (0.05 R)
• M4: 2,316,224 km (0.11 R)
• M5: 3,215,307 km (0.109 R)
• M6: 4,093,746 km (0.099 R)
• M7: 4,829,468 km (0.074 R)
• M8: 5,955,790 km (0.071 R)
• M9: 6,417,300 km (0.104 R)
• M10: 7,412,874 km (0.05 R)
• M11: 9,710,996 km (0.103 R)
• M12: 11,589,048 km (0.091 R)
• M13: 13,798,459 km (0.092 R)
• M14: 16,669,242 km (0.032 R)
• M15: 17,415,885 km (0.039 R)
• M16: 19,037,825 km (0.067 R)
• M17: 24,215,557 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.7

Radius: 13.7

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 7.39 AU - 11.77 AU

Year: 12423 Days

Day: 9.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,516,144 km

• M1: 173,234 km (0.053 R)
• M2: 650,452 km (0.052 R)
• M3: 1,164,470 km (0.082 R)
• M4: 1,712,746 km (0.113 R)
• M5: 2,184,428 km (0.067 R)
• M6: 2,809,149 km (0.117 R)
• M7: 3,844,516 km (0.065 R)
• M8: 4,330,709 km (0.047 R)
• M9: 5,675,444 km (0.074 R)
• M10: 6,308,542 km (0.082 R)
• M11: 8,638,080 km (0.116 R)
• M12: 9,579,948 km (0.105 R)
• M13: 11,904,550 km (0.088 R)
• M14: 17,641,628 km (0.058 R)
• M15: 19,238,735 km (0.11 R)
• M16: 20,242,088 km (0.059 R)
• M17: 21,104,669 km (0.085 R)
• M18: 24,317,732 km (0.111 R)
• M19: 25,490,729 km (0.112 R)
• M20: 26,091,215 km (0.112 R)
• M21: 34,052,215 km (0.083 R)
• M22: 35,272,336 km (0.115 R)
• M23: 38,319,495 km (0.114 R)
• M24: 48,507,858 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 727.4

Radius: 4.6

Gravity: 34.38 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 9.8 AU - 13.02 AU

Year: 16148 Days

Day: 16.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 53.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 53,516,144 km

• M1: 58,194 km (0.075 R)
• M2: 204,949 km (0.06 R)
• M3: 364,869 km (0.073 R)
• M4: 548,276 km (0.115 R)
• M5: 1,680,433 km (0.091 R)
• M6: 3,273,949 km (0.082 R)
• M7: 4,077,290 km (0.118 R)
• M8: 5,479,172 km (0.067 R)
• M9: 5,785,997 km (0.098 R)
• M10: 7,402,103 km (0.076 R)
• M11: 12,909,099 km (0.111 R)
• M12: 13,869,219 km (0.078 R)
• M13: 15,548,305 km (0.098 R)
• M14: 19,303,960 km (0.107 R)
• M15: 21,578,446 km (0.118 R)
• M16: 24,846,112 km (0.074 R)
• M17: 25,579,291 km (0.092 R)
• M18: 31,482,872 km (0.058 R)
• M19: 31,848,788 km (0.118 R)
• M20: 32,094,278 km (0.093 R)
• M21: 32,838,378 km (0.03 R)
• M22: 36,329,394 km (0.062 R)
• M23: 38,649,657 km (0.067 R)
• M24: 45,110,191 km (0.086 R)
• M25: 45,730,872 km (0.12 R)
• M26: 47,148,312 km (0.027 R)
• M27: 47,467,255 km (0.106 R)
• M28: 47,948,212 km (0.084 R)
• M29: 49,904,952 km (0.071 R)
• M30: 52,254,237 km (0.119 R)
• M31: 60,116,204 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.1

Radius: 3.1

Gravity: 13.12 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 15.07 AU - 17.47 AU

Year: 27496 Days

Day: 19.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,516,144 km

• M1: 41,289 km (0.04 R)
• M2: 1,468,004 km (0.101 R)
• M3: 5,450,150 km (0.052 R)
• M4: 6,291,638 km (0.111 R)
• M5: 12,236,807 km (0.061 R)
• M6: 14,997,635 km (0.073 R)
• M7: 27,010,494 km (0.09 R)
• M8: 27,624,892 km (0.113 R)
• M9: 31,396,554 km (0.087 R)
• M10: 50,063,675 km (0.11 R)
• M11: 51,457,479 km (0.12 R)
• M12: 52,877,013 km (0.114 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: 432 - 10,849 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit