🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.45 AU - 0.65 AU

Year: 268 Days

Day: 31.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.81 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.4

Radius: 11

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.33 AU - 3.79 AU

Year: 3511 Days

Day: 6.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,346,290 km

• M1: 136,732 km (0.042 R)
• M2: 586,124 km (0.117 R)
• M3: 962,363 km (0.115 R)
• M4: 1,549,684 km (0.057 R)
• M5: 2,130,872 km (0.067 R)
• M6: 2,650,126 km (0.108 R)
• M7: 3,773,008 km (0.034 R)
• M8: 4,442,010 km (0.053 R)
• M9: 6,251,695 km (0.11 R)
• M10: 7,189,374 km (0.083 R)
• M11: 7,589,848 km (0.068 R)
• M12: 7,969,827 km (0.108 R)
• M13: 8,399,023 km (0.054 R)
• M14: 8,843,478 km (0.114 R)
• M15: 9,460,569 km (0.098 R)
• M16: 13,834,811 km (0.101 R)
• M17: 14,351,073 km (0.118 R)
• M18: 16,089,700 km (0.109 R)
• M19: 16,776,504 km (0.116 R)
• M20: 18,393,507 km (0.098 R)
• M21: 22,354,709 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.1

Radius: 13.7

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.71 AU - 5.53 AU

Year: 6514 Days

Day: 13 Hours

Environment

Temp: -207 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,346,290 km

• M1: 171,738 km (0.1 R)
• M2: 741,856 km (0.072 R)
• M3: 1,272,031 km (0.103 R)
• M4: 2,156,005 km (0.096 R)
• M5: 3,560,429 km (0.081 R)
• M6: 4,099,281 km (0.088 R)
• M7: 4,997,167 km (0.111 R)
• M8: 5,934,398 km (0.108 R)
• M9: 6,791,594 km (0.109 R)
• M10: 12,221,996 km (0.064 R)
• M11: 13,764,051 km (0.103 R)
• M12: 14,880,051 km (0.099 R)
• M13: 20,355,782 km (0.055 R)
• M14: 25,999,362 km (0.058 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 158.2

Radius: 5

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.81 AU - 7.81 AU

Year: 10398 Days

Day: 22.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,346,290 km

• M1: 76,445 km (0.099 R)
• M2: 237,861 km (0.084 R)
• M3: 448,195 km (0.08 R)
• M4: 616,343 km (0.081 R)
• M5: 1,086,679 km (0.042 R)
• M6: 1,637,947 km (0.086 R)
• M7: 2,107,984 km (0.117 R)
• M8: 2,645,638 km (0.086 R)
• M9: 3,071,244 km (0.032 R)
• M10: 3,804,872 km (0.03 R)
• M11: 4,128,752 km (0.081 R)
• M12: 4,911,448 km (0.059 R)
• M13: 5,437,434 km (0.112 R)
• M14: 6,966,623 km (0.065 R)
• M15: 7,240,986 km (0.101 R)
• M16: 8,296,249 km (0.088 R)
• M17: 10,572,082 km (0.092 R)
• M18: 13,025,636 km (0.09 R)
• M19: 13,975,134 km (0.049 R)
• M20: 16,188,883 km (0.095 R)
• M21: 17,037,552 km (0.117 R)
• M22: 17,285,286 km (0.049 R)
• M23: 17,535,563 km (0.119 R)
• M24: 21,297,052 km (0.103 R)
• M25: 26,462,816 km (0.11 R)
• M26: 28,066,655 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.7

Radius: 4.1

Gravity: 19.43 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 6.54 AU - 8.02 AU

Year: 12886 Days

Day: 23.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,346,290 km

• M1: 51,013 km (0.067 R)
• M2: 1,012,927 km (0.091 R)
• M3: 1,153,848 km (0.12 R)
• M4: 4,195,921 km (0.11 R)
• M5: 4,708,892 km (0.05 R)
• M6: 5,423,521 km (0.058 R)
• M7: 10,354,417 km (0.059 R)
• M8: 10,865,293 km (0.08 R)
• M9: 12,271,813 km (0.111 R)
• M10: 12,498,453 km (0.1 R)
• M11: 13,254,371 km (0.079 R)
• M12: 13,734,581 km (0.067 R)
• M13: 15,049,845 km (0.074 R)
• M14: 15,638,363 km (0.1 R)
• M15: 16,106,604 km (0.116 R)
• M16: 20,037,737 km (0.074 R)
• M17: 24,563,522 km (0.057 R)
• M18: 25,286,977 km (0.087 R)
• M19: 26,117,843 km (0.115 R)
• M20: 30,754,480 km (0.091 R)
• M21: 37,432,230 km (0.082 R)
• M22: 39,363,239 km (0.103 R)
• M23: 43,816,917 km (0.091 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 15,076 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit