🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.43 AU - 0.61 AU

Year: 142 Days

Day: 33.5 Hours

Environment

Temp: 210 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,595,065 km

• M1: 38,147 km (0.05 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.71 AU - 1.17 AU

Year: 345 Days

Day: 28.6 Hours

Environment

Temp: 26 °C

Axial Tilt: 7.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.46 AU - 1.64 AU

Year: 731 Days

Day: 30.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,595,065 km

• M1: 41,588 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.21 AU - 3.31 AU

Year: 1737 Days

Day: 47.1 Hours

Environment

Temp: -109 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.69 AU - 3.77 AU

Year: 2199 Days

Day: 34.6 Hours

Environment

Temp: -110 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.9

Radius: 14.2

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.98 AU - 5.38 AU

Year: 4465 Days

Day: 10.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 39,595,065 km

• M1: 188,793 km (0.119 R)
• M2: 782,995 km (0.036 R)
• M3: 2,138,502 km (0.089 R)
• M4: 5,523,004 km (0.094 R)
• M5: 6,481,777 km (0.104 R)
• M6: 7,781,632 km (0.1 R)
• M7: 10,564,302 km (0.047 R)
• M8: 12,521,791 km (0.038 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397

Radius: 11.7

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.11 AU - 5.87 AU

Year: 4872 Days

Day: 14.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,595,065 km

• M1: 146,157 km (0.092 R)
• M2: 727,046 km (0.117 R)
• M3: 1,264,700 km (0.046 R)
• M4: 1,816,118 km (0.107 R)
• M5: 3,075,134 km (0.097 R)
• M6: 5,171,898 km (0.112 R)
• M7: 5,923,328 km (0.092 R)
• M8: 7,089,742 km (0.113 R)
• M9: 8,619,081 km (0.111 R)
• M10: 18,318,110 km (0.119 R)
• M11: 21,436,178 km (0.097 R)
• M12: 22,181,923 km (0.071 R)
• M13: 22,596,010 km (0.075 R)
• M14: 23,941,194 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.8

Radius: 9.1

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 5.53 AU - 8.09 AU

Year: 6731 Days

Day: 8.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,595,065 km

• M1: 113,246 km (0.082 R)
• M2: 512,223 km (0.119 R)
• M3: 953,686 km (0.059 R)
• M4: 1,594,115 km (0.118 R)
• M5: 2,378,008 km (0.109 R)
• M6: 2,932,717 km (0.089 R)
• M7: 3,286,964 km (0.042 R)
• M8: 4,321,882 km (0.118 R)
• M9: 6,133,812 km (0.099 R)
• M10: 6,686,127 km (0.114 R)
• M11: 7,366,648 km (0.066 R)
• M12: 7,790,010 km (0.057 R)
• M13: 8,229,528 km (0.031 R)
• M14: 9,269,832 km (0.089 R)
• M15: 10,516,880 km (0.106 R)
• M16: 11,012,198 km (0.103 R)
• M17: 12,049,510 km (0.111 R)
• M18: 14,569,187 km (0.071 R)
• M19: 19,189,218 km (0.061 R)
• M20: 19,866,747 km (0.112 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.7

Radius: 11.1

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.05 AU - 8.61 AU

Year: 8298 Days

Day: 8.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,595,065 km

• M1: 138,079 km (0.112 R)
• M2: 493,075 km (0.119 R)
• M3: 1,224,758 km (0.084 R)
• M4: 1,786,647 km (0.112 R)
• M5: 2,202,230 km (0.114 R)
• M6: 3,145,594 km (0.088 R)
• M7: 3,781,685 km (0.061 R)
• M8: 4,695,428 km (0.08 R)
• M9: 6,079,059 km (0.076 R)
• M10: 6,666,979 km (0.084 R)
• M11: 7,141,802 km (0.115 R)
• M12: 8,407,700 km (0.102 R)
• M13: 9,587,279 km (0.116 R)
• M14: 10,530,045 km (0.12 R)
• M15: 11,481,786 km (0.105 R)
• M16: 12,058,486 km (0.092 R)
• M17: 13,671,749 km (0.035 R)
• M18: 16,191,875 km (0.11 R)
• M19: 17,254,469 km (0.094 R)
• M20: 19,888,887 km (0.101 R)
• M21: 30,963,019 km (0.03 R)
• M22: 31,467,763 km (0.119 R)
• M23: 32,701,646 km (0.114 R)
• M24: 33,754,366 km (0.119 R)
• M25: 36,596,726 km (0.072 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 13,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit