🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.5 AU - 0.72 AU

Year: 181 Days

Day: 41.2 Hours

Environment

Temp: 119 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.79 AU - 1.05 AU

Year: 336 Days

Day: 19 Hours

Environment

Temp: 36 °C

Axial Tilt: 11.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.02 AU - 1.28 AU

Year: 470 Days

Day: 20.2 Hours

Environment

Temp: 7 °C

Axial Tilt: 3.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.33 AU - 1.37 AU

Year: 597 Days

Day: 15.3 Hours

Environment

Temp: -38 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.9 AU - 2.7 AU

Year: 1328 Days

Day: 34.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,930,113 km

• M1: 441,763 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.1

Radius: 10.6

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.28 AU - 5.04 AU

Year: 3231 Days

Day: 5.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,930,113 km

• M1: 141,220 km (0.119 R)
• M2: 630,106 km (0.049 R)
• M3: 1,125,425 km (0.088 R)
• M4: 1,634,806 km (0.097 R)
• M5: 2,609,884 km (0.064 R)
• M6: 2,955,306 km (0.054 R)
• M7: 3,739,199 km (0.114 R)
• M8: 4,370,951 km (0.048 R)
• M9: 5,873,362 km (0.077 R)
• M10: 6,276,977 km (0.098 R)
• M11: 6,670,270 km (0.118 R)
• M12: 7,169,927 km (0.102 R)
• M13: 8,377,780 km (0.117 R)
• M14: 8,925,009 km (0.105 R)
• M15: 10,205,417 km (0.091 R)
• M16: 11,646,344 km (0.107 R)
• M17: 14,294,226 km (0.079 R)
• M18: 15,783,772 km (0.083 R)
• M19: 16,566,319 km (0.105 R)
• M20: 17,210,637 km (0.04 R)
• M21: 18,378,547 km (0.081 R)
• M22: 20,319,430 km (0.029 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.5

Radius: 14

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.64 AU - 5 AU

Year: 4030 Days

Day: 5.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,930,113 km

• M1: 174,132 km (0.081 R)
• M2: 658,829 km (0.103 R)
• M3: 1,192,744 km (0.055 R)
• M4: 1,684,622 km (0.119 R)
• M5: 2,604,499 km (0.099 R)
• M6: 3,169,829 km (0.088 R)
• M7: 3,631,937 km (0.061 R)
• M8: 4,964,705 km (0.076 R)
• M9: 5,619,494 km (0.104 R)
• M10: 6,242,869 km (0.054 R)
• M11: 6,755,840 km (0.113 R)
• M12: 7,662,403 km (0.11 R)
• M13: 8,796,355 km (0.097 R)
• M14: 9,287,784 km (0.111 R)
• M15: 11,663,697 km (0.087 R)
• M16: 12,304,425 km (0.075 R)
• M17: 12,968,639 km (0.076 R)
• M18: 14,472,397 km (0.102 R)
• M19: 17,291,270 km (0.101 R)
• M20: 22,005,996 km (0.066 R)
• M21: 22,562,201 km (0.091 R)
• M22: 25,409,198 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.7

Radius: 15

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.5 AU - 6.6 AU

Year: 4979 Days

Day: 5.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,930,113 km

• M1: 186,549 km (0.083 R)
• M2: 660,325 km (0.068 R)
• M3: 1,766,900 km (0.037 R)
• M4: 2,401,195 km (0.099 R)
• M5: 2,960,991 km (0.102 R)
• M6: 5,297,709 km (0.096 R)
• M7: 6,257,380 km (0.102 R)
• M8: 7,678,709 km (0.097 R)
• M9: 8,185,247 km (0.09 R)
• M10: 9,145,666 km (0.043 R)
• M11: 9,798,960 km (0.104 R)
• M12: 13,754,327 km (0.072 R)
• M13: 19,058,918 km (0.048 R)
• M14: 23,646,786 km (0.117 R)
• M15: 26,399,536 km (0.104 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.1

Radius: 8.1

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.9 AU - 7.08 AU

Year: 7037 Days

Day: 6.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,930,113 km

• M1: 104,120 km (0.047 R)
• M2: 442,361 km (0.065 R)
• M3: 1,146,219 km (0.093 R)
• M4: 1,502,561 km (0.109 R)
• M5: 4,615,094 km (0.059 R)
• M6: 5,667,665 km (0.073 R)
• M7: 8,202,152 km (0.073 R)
• M8: 9,286,138 km (0.1 R)
• M9: 9,946,912 km (0.101 R)
• M10: 13,781,704 km (0.109 R)
• M11: 14,207,011 km (0.077 R)
• M12: 14,477,334 km (0.113 R)
• M13: 15,028,004 km (0.107 R)
• M14: 16,585,018 km (0.098 R)
• M15: 23,215,196 km (0.06 R)
• M16: 25,210,682 km (0.079 R)
• M17: 27,652,119 km (0.053 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 15,046 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit