🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.47 AU - 0.69 AU

Year: 285 Days

Day: 45.6 Hours

Environment

Temp: -119 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.55 AU - 0.69 AU

Year: 315 Days

Day: 32.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,289,284 km

• M1: 68,217 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.6

Radius: 13.4

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.42 AU - 1.82 AU

Year: 1331 Days

Day: 10.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 24,289,284 km

• M1: 166,652 km (0.099 R)
• M2: 608,863 km (0.066 R)
• M3: 1,433,297 km (0.053 R)
• M4: 2,179,491 km (0.088 R)
• M5: 2,643,095 km (0.089 R)
• M6: 3,075,882 km (0.117 R)
• M7: 3,529,911 km (0.114 R)
• M8: 4,145,955 km (0.118 R)
• M9: 5,016,166 km (0.078 R)
• M10: 5,686,215 km (0.114 R)
• M11: 6,907,382 km (0.072 R)
• M12: 7,446,683 km (0.116 R)

Asteroid Belt

Center: 2.42 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.1

Radius: 13

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.94 AU - 3.5 AU

Year: 3731 Days

Day: 5.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 24,289,284 km

• M1: 161,715 km (0.08 R)
• M2: 746,643 km (0.077 R)
• M3: 1,790,387 km (0.048 R)
• M4: 2,482,427 km (0.102 R)
• M5: 3,010,059 km (0.059 R)
• M6: 3,830,154 km (0.096 R)
• M7: 5,913,903 km (0.05 R)
• M8: 6,506,610 km (0.061 R)
• M9: 7,614,980 km (0.103 R)
• M10: 8,112,393 km (0.057 R)
• M11: 8,917,379 km (0.077 R)
• M12: 10,483,968 km (0.085 R)
• M13: 12,093,193 km (0.074 R)
• M14: 12,497,406 km (0.081 R)
• M15: 13,959,277 km (0.073 R)
• M16: 15,796,638 km (0.092 R)
• M17: 17,905,818 km (0.087 R)
• M18: 19,760,532 km (0.091 R)
• M19: 20,702,700 km (0.067 R)
• M20: 21,282,242 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.7

Radius: 9.2

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.95 AU - 3.99 AU

Year: 4174 Days

Day: 5.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 24,289,284 km

• M1: 114,742 km (0.078 R)
• M2: 1,081,443 km (0.104 R)
• M3: 1,420,133 km (0.12 R)
• M4: 2,452,208 km (0.109 R)
• M5: 3,064,363 km (0.085 R)
• M6: 3,378,219 km (0.051 R)
• M7: 4,405,508 km (0.098 R)
• M8: 6,362,996 km (0.11 R)
• M9: 6,814,931 km (0.097 R)
• M10: 7,715,809 km (0.107 R)
• M11: 8,621,475 km (0.104 R)
• M12: 9,137,588 km (0.072 R)
• M13: 9,480,316 km (0.098 R)
• M14: 10,477,236 km (0.09 R)
• M15: 11,764,077 km (0.109 R)
• M16: 13,787,987 km (0.034 R)
• M17: 14,960,834 km (0.111 R)
• M18: 18,816,570 km (0.101 R)
• M19: 19,123,844 km (0.096 R)
• M20: 19,622,454 km (0.079 R)
• M21: 21,906,364 km (0.11 R)
• M22: 23,571,239 km (0.098 R)
• M23: 23,928,479 km (0.101 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 20,141 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit