🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.45 AU - 0.57 AU

Year: 136 Days

Day: 23.1 Hours

Environment

Temp: 218 °C

Axial Tilt: 29.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.06 AU - 1.74 AU

Year: 618 Days

Day: 14.4 Hours

Environment

Temp: -31 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.16 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.9

Radius: 10.6

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.36 AU - 5.48 AU

Year: 4068 Days

Day: 10.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 16,096,874 km

• M1: 132,095 km (0.089 R)
• M2: 527,183 km (0.093 R)
• M3: 1,027,588 km (0.101 R)
• M4: 1,578,706 km (0.08 R)
• M5: 2,053,680 km (0.08 R)
• M6: 2,904,592 km (0.11 R)
• M7: 6,504,515 km (0.112 R)
• M8: 7,482,736 km (0.075 R)
• M9: 8,624,168 km (0.064 R)
• M10: 9,112,006 km (0.11 R)
• M11: 10,686,823 km (0.079 R)
• M12: 12,045,920 km (0.106 R)
• M13: 13,195,280 km (0.093 R)
• M14: 14,128,023 km (0.115 R)
• M15: 15,254,345 km (0.116 R)
• M16: 16,334,143 km (0.099 R)
• M17: 18,934,453 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.4

Radius: 10.2

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.92 AU - 6.32 AU

Year: 4319 Days

Day: 12.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,096,874 km

• M1: 126,859 km (0.106 R)
• M2: 483,351 km (0.104 R)
• M3: 1,023,399 km (0.052 R)
• M4: 1,501,813 km (0.113 R)
• M5: 2,420,494 km (0.081 R)
• M6: 4,417,625 km (0.11 R)
• M7: 6,033,282 km (0.068 R)
• M8: 8,010,517 km (0.089 R)
• M9: 8,334,097 km (0.111 R)
• M10: 9,789,535 km (0.072 R)
• M11: 12,537,648 km (0.068 R)
• M12: 13,286,385 km (0.085 R)
• M13: 14,205,365 km (0.071 R)
• M14: 16,844,870 km (0.048 R)
• M15: 17,756,669 km (0.096 R)
• M16: 18,814,176 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.9

Radius: 11.3

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 5.33 AU - 5.49 AU

Year: 4691 Days

Day: 9.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 16,096,874 km

• M1: 140,622 km (0.115 R)
• M2: 1,208,452 km (0.118 R)
• M3: 1,565,691 km (0.113 R)
• M4: 2,410,171 km (0.096 R)
• M5: 3,980,351 km (0.076 R)
• M6: 4,402,366 km (0.082 R)
• M7: 5,684,270 km (0.101 R)
• M8: 6,738,337 km (0.095 R)
• M9: 9,836,359 km (0.086 R)
• M10: 13,734,880 km (0.098 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: 533 - 19,020 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit