🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.53 AU - 0.63 AU

Year: 168 Days

Day: 20.3 Hours

Environment

Temp: 121 °C

Axial Tilt: 49.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,204,249 km

• M1: 44,580 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.05 AU - 1.13 AU

Year: 433 Days

Day: 26.9 Hours

Environment

Temp: -1 °C

Axial Tilt: 41.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,204,249 km

• M1: 33,660 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.12 AU - 1.28 AU

Year: 501 Days

Day: 21.2 Hours

Environment

Temp: -17 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,204,249 km

• M1: 32,014 km (0.063 R)
• M2: 80,932 km (0.055 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.31 AU - 2.13 AU

Year: 859 Days

Day: 47.6 Hours

Environment

Temp: -75 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.2

Radius: 10.4

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.26 AU - 6.1 AU

Year: 4489 Days

Day: 5.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,204,249 km

• M1: 129,402 km (0.11 R)
• M2: 603,627 km (0.119 R)
• M3: 1,221,616 km (0.1 R)
• M4: 1,766,900 km (0.112 R)
• M5: 2,712,808 km (0.096 R)
• M6: 3,346,953 km (0.116 R)
• M7: 3,689,233 km (0.042 R)
• M8: 5,381,484 km (0.052 R)
• M9: 5,910,911 km (0.109 R)
• M10: 8,024,729 km (0.084 R)
• M11: 11,032,693 km (0.092 R)
• M12: 13,278,905 km (0.1 R)
• M13: 17,254,918 km (0.103 R)
• M14: 17,673,642 km (0.113 R)
• M15: 19,288,252 km (0.076 R)
• M16: 23,168,521 km (0.056 R)
• M17: 23,973,059 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.7

Radius: 8.1

Gravity: 9.49 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.72 AU - 9.16 AU

Year: 8520 Days

Day: 6.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 81,204,249 km

• M1: 100,829 km (0.055 R)
• M2: 669,002 km (0.067 R)
• M3: 1,258,716 km (0.118 R)
• M4: 2,886,641 km (0.104 R)
• M5: 3,162,948 km (0.097 R)
• M6: 3,868,900 km (0.071 R)
• M7: 4,762,448 km (0.1 R)
• M8: 5,590,472 km (0.081 R)
• M9: 6,475,493 km (0.106 R)
• M10: 7,608,996 km (0.103 R)
• M11: 8,607,113 km (0.079 R)
• M12: 9,926,417 km (0.097 R)
• M13: 11,852,639 km (0.096 R)
• M14: 13,132,599 km (0.091 R)
• M15: 13,657,687 km (0.099 R)
• M16: 14,502,317 km (0.068 R)
• M17: 15,445,382 km (0.076 R)
• M18: 16,228,676 km (0.028 R)
• M19: 18,159,386 km (0.11 R)
• M20: 18,958,089 km (0.034 R)
• M21: 21,096,741 km (0.066 R)
• M22: 21,655,638 km (0.104 R)
• M23: 22,553,525 km (0.105 R)
• M24: 23,989,963 km (0.098 R)
• M25: 25,666,207 km (0.08 R)
• M26: 26,394,899 km (0.103 R)
• M27: 31,161,984 km (0.048 R)
• M28: 33,048,264 km (0.11 R)
• M29: 34,237,717 km (0.082 R)
• M30: 36,473,158 km (0.032 R)
• M31: 36,931,526 km (0.105 R)
• M32: 39,763,563 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 450.6

Radius: 4.3

Gravity: 24.37 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 14.54 AU - 19.88 AU

Year: 27187 Days

Day: 22.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 81,204,249 km

• M1: 57,894 km (0.108 R)
• M2: 215,870 km (0.106 R)
• M3: 398,529 km (0.1 R)
• M4: 1,106,575 km (0.118 R)
• M5: 1,633,010 km (0.105 R)
• M6: 2,565,903 km (0.032 R)
• M7: 3,473,513 km (0.112 R)
• M8: 4,436,474 km (0.058 R)
• M9: 4,577,096 km (0.098 R)
• M10: 5,364,879 km (0.094 R)
• M11: 5,687,561 km (0.083 R)
• M12: 6,022,960 km (0.101 R)
• M13: 6,550,592 km (0.118 R)
• M14: 7,798,836 km (0.089 R)
• M15: 8,107,905 km (0.055 R)
• M16: 8,586,768 km (0.037 R)
• M17: 9,659,385 km (0.104 R)
• M18: 11,998,647 km (0.043 R)
• M19: 13,926,515 km (0.034 R)
• M20: 15,642,552 km (0.119 R)
• M21: 16,467,135 km (0.05 R)
• M22: 23,810,745 km (0.058 R)
• M23: 26,022,849 km (0.119 R)
• M24: 28,975,612 km (0.085 R)
• M25: 29,467,938 km (0.086 R)
• M26: 33,744,044 km (0.117 R)
• M27: 37,974,372 km (0.086 R)
• M28: 38,268,332 km (0.075 R)
• M29: 41,446,988 km (0.093 R)
• M30: 43,180,378 km (0.092 R)
• M31: 46,119,827 km (0.102 R)
• M32: 47,980,226 km (0.104 R)
• M33: 54,979,312 km (0.092 R)
• M34: 57,069,643 km (0.118 R)
• M35: 59,212,333 km (0.095 R)
• M36: 67,026,728 km (0.065 R)
• M37: 70,734,511 km (0.075 R)
• M38: 71,402,615 km (0.079 R)
• M39: 72,525,646 km (0.094 R)
• M40: 79,032,854 km (0.088 R)
• M41: 80,234,275 km (0.094 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 12,840 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit