🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.46 AU - 0.68 AU

Year: 163 Days

Day: 39.8 Hours

Environment

Temp: 138 °C

Axial Tilt: 26.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.76 AU - 0.9 AU

Year: 286 Days

Day: 18 Hours

Environment

Temp: 68 °C

Axial Tilt: 12.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.68 AU - 1 AU

Year: 292 Days

Day: 36.8 Hours

Environment

Temp: 25 °C

Axial Tilt: 48.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 53,300,063 km

• M1: 311,912 km (0.06 R)
• M2: 460,612 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.42 AU - 2.2 AU

Year: 922 Days

Day: 14.5 Hours

Environment

Temp: -69 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.89 AU - 2.95 AU

Year: 1890 Days

Day: 40.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,300,063 km

• M1: 73,303 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.4

Radius: 12.7

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.88 AU - 5.1 AU

Year: 4222 Days

Day: 9.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,300,063 km

• M1: 158,125 km (0.112 R)
• M2: 572,511 km (0.096 R)
• M3: 1,913,506 km (0.113 R)
• M4: 2,402,991 km (0.106 R)
• M5: 3,012,303 km (0.062 R)
• M6: 3,494,606 km (0.055 R)
• M7: 3,917,370 km (0.066 R)
• M8: 6,416,552 km (0.093 R)
• M9: 7,021,825 km (0.096 R)
• M10: 7,560,826 km (0.099 R)
• M11: 9,186,805 km (0.081 R)
• M12: 15,066,450 km (0.113 R)
• M13: 15,567,603 km (0.078 R)
• M14: 16,369,448 km (0.103 R)
• M15: 17,198,669 km (0.118 R)
• M16: 21,559,746 km (0.087 R)
• M17: 22,992,445 km (0.033 R)
• M18: 26,688,709 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398

Radius: 8.9

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 9.23 AU - 9.35 AU

Year: 10724 Days

Day: 14.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 170 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 53,300,063 km

• M1: 110,702 km (0.09 R)
• M2: 702,960 km (0.07 R)
• M3: 1,572,124 km (0.106 R)
• M4: 1,887,327 km (0.074 R)
• M5: 2,628,285 km (0.091 R)
• M6: 4,099,879 km (0.091 R)
• M7: 4,394,886 km (0.076 R)
• M8: 4,938,076 km (0.068 R)
• M9: 5,366,524 km (0.088 R)
• M10: 5,819,507 km (0.119 R)
• M11: 6,582,905 km (0.113 R)
• M12: 7,450,722 km (0.119 R)
• M13: 8,392,740 km (0.051 R)
• M14: 9,183,813 km (0.106 R)
• M15: 10,168,466 km (0.119 R)
• M16: 11,855,781 km (0.069 R)
• M17: 12,401,963 km (0.086 R)
• M18: 12,737,660 km (0.116 R)
• M19: 13,840,945 km (0.117 R)
• M20: 15,388,086 km (0.062 R)
• M21: 17,184,906 km (0.05 R)
• M22: 18,603,243 km (0.114 R)
• M23: 19,340,761 km (0.103 R)
• M24: 20,874,438 km (0.072 R)
• M25: 22,903,434 km (0.088 R)
• M26: 23,836,476 km (0.063 R)
• M27: 25,417,725 km (0.09 R)
• M28: 29,081,527 km (0.11 R)
• M29: 31,090,327 km (0.078 R)
• M30: 32,233,704 km (0.05 R)
• M31: 32,975,859 km (0.096 R)
• M32: 33,837,842 km (0.113 R)
• M33: 36,858,073 km (0.105 R)
• M34: 38,730,290 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.9

Radius: 13.5

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 8.32 AU - 10.96 AU

Year: 11336 Days

Day: 10.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 53,300,063 km

• M1: 167,849 km (0.117 R)
• M2: 674,088 km (0.114 R)
• M3: 1,309,430 km (0.101 R)
• M4: 2,274,636 km (0.03 R)
• M5: 2,709,367 km (0.047 R)
• M6: 3,223,685 km (0.074 R)
• M7: 4,189,339 km (0.114 R)
• M8: 4,913,392 km (0.114 R)
• M9: 6,304,653 km (0.086 R)
• M10: 7,051,445 km (0.099 R)
• M11: 8,674,582 km (0.116 R)
• M12: 9,399,085 km (0.088 R)
• M13: 9,853,114 km (0.102 R)
• M14: 12,050,856 km (0.063 R)
• M15: 13,644,074 km (0.08 R)
• M16: 15,793,047 km (0.101 R)
• M17: 16,948,092 km (0.117 R)
• M18: 17,395,540 km (0.049 R)
• M19: 17,927,659 km (0.078 R)
• M20: 20,165,045 km (0.092 R)
• M21: 24,142,104 km (0.063 R)
• M22: 27,269,747 km (0.094 R)
• M23: 40,604,004 km (0.109 R)
• M24: 42,219,511 km (0.118 R)
• M25: 43,043,197 km (0.102 R)
• M26: 45,006,519 km (0.096 R)
• M27: 45,434,968 km (0.03 R)
• M28: 47,175,838 km (0.086 R)
• M29: 50,790,272 km (0.043 R)
• M30: 52,192,154 km (0.083 R)
• M31: 52,665,033 km (0.113 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 12,486 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit