🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.43 AU - 0.63 AU

Year: 134 Days

Day: 19.5 Hours

Environment

Temp: 257 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,220,255 km

• M1: 89,011 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.58 AU - 0.68 AU

Year: 174 Days

Day: 31.3 Hours

Environment

Temp: 193 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.12 AU - 1.16 AU

Year: 424 Days

Day: 16.8 Hours

Environment

Temp: 34 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.01 AU - 1.29 AU

Year: 429 Days

Day: 15.4 Hours

Environment

Temp: 48 °C

Axial Tilt: 14.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.04 AU - 1.68 AU

Year: 552 Days

Day: 16.3 Hours

Environment

Temp: 16 °C

Axial Tilt: 1.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.58 AU - 5.42 AU

Year: 3894 Days

Day: 35.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.3

Radius: 11.8

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.43 AU - 6.75 AU

Year: 5891 Days

Day: 7.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,220,255 km

• M1: 146,756 km (0.092 R)
• M2: 903,122 km (0.112 R)
• M3: 1,385,725 km (0.043 R)
• M4: 2,009,099 km (0.032 R)
• M5: 2,517,433 km (0.08 R)
• M6: 3,152,177 km (0.076 R)
• M7: 3,564,468 km (0.094 R)
• M8: 4,037,497 km (0.11 R)
• M9: 4,966,649 km (0.095 R)
• M10: 6,431,960 km (0.118 R)
• M11: 7,246,222 km (0.09 R)
• M12: 9,209,245 km (0.114 R)
• M13: 10,813,233 km (0.105 R)
• M14: 12,119,971 km (0.105 R)
• M15: 13,361,334 km (0.104 R)
• M16: 13,812,371 km (0.11 R)
• M17: 15,166,232 km (0.12 R)
• M18: 21,168,996 km (0.067 R)
• M19: 21,628,112 km (0.104 R)
• M20: 22,885,333 km (0.059 R)
• M21: 23,288,050 km (0.032 R)
• M22: 23,942,092 km (0.114 R)
• M23: 25,891,203 km (0.108 R)
• M24: 27,761,176 km (0.113 R)
• M25: 29,150,940 km (0.082 R)
• M26: 30,879,244 km (0.093 R)
• M27: 32,674,868 km (0.09 R)
• M28: 36,145,838 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.4

Radius: 14.9

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 6.68 AU - 8.92 AU

Year: 7586 Days

Day: 12.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,220,255 km

• M1: 185,352 km (0.091 R)
• M2: 663,167 km (0.117 R)
• M3: 1,287,888 km (0.038 R)
• M4: 1,812,528 km (0.088 R)
• M5: 2,445,327 km (0.055 R)
• M6: 3,094,133 km (0.112 R)
• M7: 4,059,488 km (0.113 R)
• M8: 4,571,262 km (0.082 R)
• M9: 5,187,157 km (0.068 R)
• M10: 5,958,633 km (0.062 R)
• M11: 6,550,592 km (0.079 R)
• M12: 8,828,369 km (0.117 R)
• M13: 9,787,889 km (0.077 R)
• M14: 10,465,568 km (0.067 R)
• M15: 11,860,867 km (0.07 R)
• M16: 14,830,385 km (0.093 R)
• M17: 17,343,480 km (0.038 R)
• M18: 21,306,327 km (0.061 R)
• M19: 25,383,916 km (0.094 R)
• M20: 28,278,037 km (0.076 R)
• M21: 29,955,178 km (0.093 R)
• M22: 31,178,590 km (0.103 R)
• M23: 34,052,365 km (0.098 R)
• M24: 41,187,735 km (0.103 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.6

Radius: 14.5

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 9.9 AU - 14.52 AU

Year: 14858 Days

Day: 5.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 153.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,220,255 km

• M1: 180,265 km (0.1 R)
• M2: 1,517,521 km (0.1 R)
• M3: 1,997,880 km (0.048 R)
• M4: 6,075,469 km (0.064 R)
• M5: 6,598,612 km (0.091 R)
• M6: 8,765,089 km (0.076 R)
• M7: 9,434,988 km (0.081 R)
• M8: 10,451,057 km (0.068 R)
• M9: 11,708,577 km (0.04 R)
• M10: 14,132,511 km (0.079 R)
• M11: 15,257,936 km (0.116 R)
• M12: 18,141,135 km (0.083 R)
• M13: 21,200,113 km (0.11 R)
• M14: 25,249,577 km (0.079 R)
• M15: 26,214,932 km (0.1 R)
• M16: 27,607,539 km (0.052 R)
• M17: 28,632,135 km (0.12 R)
• M18: 32,305,959 km (0.027 R)
• M19: 37,512,564 km (0.111 R)
• M20: 38,515,917 km (0.11 R)
• M21: 43,253,382 km (0.083 R)
• M22: 43,940,635 km (0.101 R)
• M23: 45,761,839 km (0.067 R)
• M24: 47,632,860 km (0.091 R)

Kuiper Belt

Range: 31.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 14,379 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit