🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.57 AU - 0.63 AU

Year: 172 Days

Day: 39.1 Hours

Environment

Temp: 195 °C

Axial Tilt: 8.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,993,878 km

• M1: 97,538 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.11 AU - 3.03 AU

Year: 1528 Days

Day: 17.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735

Radius: 12.7

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 5.38 AU - 6.7 AU

Year: 5505 Days

Day: 7.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,993,878 km

• M1: 158,125 km (0.101 R)
• M2: 572,810 km (0.114 R)
• M3: 1,125,724 km (0.077 R)
• M4: 1,846,636 km (0.072 R)
• M5: 2,305,004 km (0.109 R)
• M6: 2,711,910 km (0.055 R)
• M7: 3,900,316 km (0.119 R)
• M8: 5,857,205 km (0.077 R)
• M9: 8,557,148 km (0.102 R)
• M10: 9,892,010 km (0.08 R)
• M11: 11,075,329 km (0.11 R)
• M12: 13,612,957 km (0.104 R)
• M13: 14,219,577 km (0.074 R)
• M14: 14,614,814 km (0.105 R)
• M15: 17,850,616 km (0.068 R)
• M16: 18,779,320 km (0.102 R)
• M17: 19,393,120 km (0.063 R)
• M18: 20,374,482 km (0.119 R)
• M19: 24,071,644 km (0.086 R)
• M20: 30,843,640 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.6

Radius: 8.3

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.92 AU - 6.64 AU

Year: 5836 Days

Day: 8.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,993,878 km

• M1: 103,223 km (0.093 R)
• M2: 733,778 km (0.071 R)
• M3: 1,034,320 km (0.106 R)
• M4: 1,613,862 km (0.094 R)
• M5: 2,076,119 km (0.066 R)
• M6: 3,549,808 km (0.105 R)
• M7: 4,553,011 km (0.073 R)
• M8: 5,174,291 km (0.087 R)
• M9: 6,810,443 km (0.106 R)
• M10: 7,835,338 km (0.12 R)
• M11: 9,397,888 km (0.097 R)
• M12: 10,145,578 km (0.111 R)
• M13: 10,842,854 km (0.091 R)
• M14: 12,091,547 km (0.119 R)
• M15: 14,167,068 km (0.118 R)
• M16: 14,871,973 km (0.115 R)
• M17: 17,616,346 km (0.082 R)
• M18: 18,367,776 km (0.028 R)
• M19: 19,205,674 km (0.038 R)
• M20: 20,001,535 km (0.107 R)
• M21: 22,375,802 km (0.106 R)
• M22: 25,719,016 km (0.105 R)
• M23: 26,199,374 km (0.097 R)
• M24: 27,095,316 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.9

Radius: 13.5

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 9.09 AU - 9.19 AU

Year: 10248 Days

Day: 13.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,993,878 km

• M1: 171,439 km (0.092 R)
• M2: 606,320 km (0.054 R)
• M3: 1,095,206 km (0.111 R)
• M4: 1,902,735 km (0.092 R)
• M5: 2,841,013 km (0.086 R)
• M6: 4,878,835 km (0.077 R)
• M7: 5,725,559 km (0.112 R)
• M8: 6,516,782 km (0.093 R)
• M9: 7,097,073 km (0.093 R)
• M10: 7,669,733 km (0.028 R)
• M11: 8,184,948 km (0.055 R)
• M12: 11,171,221 km (0.085 R)
• M13: 12,878,731 km (0.082 R)
• M14: 13,362,231 km (0.105 R)
• M15: 19,590,440 km (0.113 R)
• M16: 21,978,022 km (0.052 R)
• M17: 23,020,569 km (0.062 R)
• M18: 26,057,705 km (0.059 R)
• M19: 27,722,131 km (0.034 R)
• M20: 29,042,183 km (0.088 R)
• M21: 31,262,215 km (0.11 R)
• M22: 33,821,386 km (0.053 R)
• M23: 38,599,542 km (0.085 R)
• M24: 40,889,586 km (0.081 R)
• M25: 42,332,757 km (0.106 R)
• M26: 45,599,376 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.4

Radius: 14.2

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 9.14 AU - 9.34 AU

Year: 10416 Days

Day: 9.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,993,878 km

• M1: 176,525 km (0.107 R)
• M2: 757,564 km (0.12 R)
• M3: 1,271,582 km (0.104 R)
• M4: 1,749,098 km (0.102 R)
• M5: 3,106,400 km (0.093 R)
• M6: 4,396,083 km (0.055 R)
• M7: 6,903,792 km (0.058 R)
• M8: 8,008,722 km (0.1 R)
• M9: 15,093,079 km (0.097 R)
• M10: 20,263,780 km (0.093 R)
• M11: 21,284,935 km (0.109 R)
• M12: 23,801,021 km (0.073 R)
• M13: 26,110,663 km (0.115 R)
• M14: 28,460,696 km (0.103 R)
• M15: 38,759,163 km (0.114 R)
• M16: 39,409,465 km (0.114 R)
• M17: 43,744,811 km (0.052 R)
• M18: 44,449,716 km (0.117 R)
• M19: 47,197,979 km (0.12 R)
• M20: 53,993,911 km (0.11 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 16,134 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit