🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.59 AU - 0.59 AU

Year: 173 Days

Day: 23.9 Hours

Environment

Temp: 177 °C

Axial Tilt: 26.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 25,783,643 km

• M1: 290,968 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.34 AU - 1.36 AU

Year: 597 Days

Day: 37.3 Hours

Environment

Temp: -46 °C

Axial Tilt: 95.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.31 AU - 4.23 AU

Year: 2787 Days

Day: 27.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 25,783,643 km

• M1: 115,340 km (0.072 R)
• M2: 604,525 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.1

Radius: 14.5

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.05 AU - 9.23 AU

Year: 9671 Days

Day: 10.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 25,783,643 km

• M1: 230,381 km (0.062 R)
• M2: 431,739 km (0.089 R)
• M3: 531,671 km (0.062 R)
• M4: 717,621 km (0.115 R)
• M5: 879,336 km (0.062 R)
• M6: 1,067,680 km (0.1 R)
• M7: 1,174,044 km (0.106 R)
• M8: 1,561,652 km (0.048 R)
• M9: 1,653,356 km (0.11 R)
• M10: 2,489,907 km (0.115 R)
• M11: 2,782,969 km (0.051 R)
• M12: 3,667,242 km (0.044 R)
• M13: 3,770,764 km (0.119 R)
• M14: 3,875,183 km (0.097 R)
• M15: 4,044,378 km (0.102 R)
• M16: 4,151,491 km (0.086 R)
• M17: 4,281,192 km (0.112 R)
• M18: 4,500,502 km (0.064 R)
• M19: 5,414,695 km (0.092 R)
• M20: 5,676,192 km (0.049 R)
• M21: 6,485,666 km (0.095 R)
• M22: 6,738,187 km (0.08 R)
• M23: 6,865,645 km (0.086 R)
• M24: 7,071,342 km (0.119 R)
• M25: 7,253,103 km (0.047 R)
• M26: 7,436,361 km (0.115 R)
• M27: 7,568,156 km (0.027 R)
• M28: 8,130,495 km (0.102 R)
• M29: 8,457,815 km (0.044 R)
• M30: 8,761,947 km (0.056 R)
• M31: 8,929,198 km (0.106 R)
• M32: 9,868,672 km (0.086 R)
• M33: 10,394,359 km (0.073 R)
• M34: 10,542,162 km (0.093 R)
• M35: 10,779,873 km (0.117 R)
• M36: 11,442,741 km (0.084 R)
• M37: 11,748,519 km (0.073 R)
• M38: 12,556,198 km (0.057 R)
• M39: 13,866,077 km (0.107 R)
• M40: 14,061,452 km (0.116 R)
• M41: 14,159,438 km (0.114 R)
• M42: 14,257,724 km (0.116 R)
• M43: 14,487,955 km (0.095 R)
• M44: 15,185,829 km (0.101 R)
• M45: 15,454,507 km (0.1 R)
• M46: 15,589,445 km (0.108 R)
• M47: 16,065,016 km (0.072 R)
• M48: 16,167,491 km (0.105 R)
• M49: 16,304,522 km (0.116 R)
• M50: 16,648,747 km (0.048 R)
• M51: 16,995,515 km (0.069 R)
• M52: 18,192,148 km (0.099 R)
• M53: 19,053,234 km (0.071 R)
• M54: 19,306,802 km (0.115 R)
• M55: 20,480,696 km (0.079 R)
• M56: 21,113,645 km (0.043 R)
• M57: 22,820,108 km (0.032 R)
• M58: 22,974,044 km (0.069 R)
• M59: 23,166,726 km (0.103 R)
• M60: 23,592,781 km (0.095 R)
• M61: 24,610,047 km (0.093 R)
• M62: 26,283,598 km (0.044 R)
• M63: 27,256,283 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56

Radius: 13.9

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 9.99 AU - 11.91 AU

Year: 13798 Days

Day: 9.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 25,783,643 km

• M1: 377,735 km (0.092 R)
• M2: 530,624 km (0.102 R)
• M3: 730,786 km (0.077 R)
• M4: 830,119 km (0.078 R)
• M5: 1,132,755 km (0.109 R)
• M6: 1,359,545 km (0.072 R)
• M7: 3,278,587 km (0.069 R)
• M8: 3,587,806 km (0.105 R)
• M9: 3,726,034 km (0.12 R)
• M10: 4,571,861 km (0.082 R)
• M11: 6,243,318 km (0.09 R)
• M12: 7,094,230 km (0.066 R)
• M13: 7,193,713 km (0.107 R)
• M14: 8,007,226 km (0.078 R)
• M15: 8,903,616 km (0.075 R)
• M16: 10,335,717 km (0.106 R)
• M17: 10,448,813 km (0.037 R)
• M18: 10,848,090 km (0.119 R)
• M19: 12,344,517 km (0.105 R)
• M20: 13,224,153 km (0.115 R)
• M21: 15,754,301 km (0.074 R)
• M22: 16,974,122 km (0.076 R)
• M23: 17,612,307 km (0.075 R)
• M24: 18,532,783 km (0.116 R)
• M25: 18,704,970 km (0.094 R)
• M26: 20,812,355 km (0.11 R)
• M27: 21,676,283 km (0.053 R)
• M28: 21,785,040 km (0.071 R)
• M29: 22,222,165 km (0.116 R)
• M30: 24,450,874 km (0.103 R)
• M31: 25,209,635 km (0.095 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 19,206 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit