🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.21 AU - 1.29 AU

Year: 513 Days

Day: 34.3 Hours

Environment

Temp: -6 °C

Axial Tilt: 32.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.41 AU - 1.57 AU

Year: 668 Days

Day: 19.6 Hours

Environment

Temp: -28 °C

Axial Tilt: 47.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.41 AU - 1.57 AU

Year: 668 Days

Day: 17.3 Hours

Environment

Temp: -38 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 51,409,672 km

• M1: 57,595 km (0.108 R)
• M2: 213,177 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.24 AU - 1.8 AU

Year: 688 Days

Day: 13.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,409,672 km

• M1: 307,723 km (0.076 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.4 AU - 1.66 AU

Year: 695 Days

Day: 25.8 Hours

Environment

Temp: -41 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,409,672 km

• M1: 100,679 km (0.076 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.04 AU - 2.78 AU

Year: 1373 Days

Day: 43.6 Hours

Environment

Temp: -86 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.25 AU - 3.23 AU

Year: 1665 Days

Day: 26.7 Hours

Environment

Temp: -99 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,409,672 km

• M1: 814,560 km (0.101 R)

Planet 8 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.65 AU - 3.63 AU

Year: 2043 Days

Day: 40.1 Hours

Environment

Temp: -107 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Gas Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.5

Radius: 14.8

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.23 AU - 11.55 AU

Year: 10563 Days

Day: 6.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 51,409,672 km

• M1: 188,643 km (0.095 R)
• M2: 398,828 km (0.1 R)
• M3: 673,041 km (0.061 R)
• M4: 899,532 km (0.061 R)
• M5: 1,153,100 km (0.076 R)
• M6: 1,707,809 km (0.085 R)
• M7: 1,804,001 km (0.104 R)
• M8: 2,286,903 km (0.116 R)
• M9: 2,420,793 km (0.081 R)
• M10: 2,612,876 km (0.101 R)
• M11: 3,012,452 km (0.035 R)
• M12: 3,189,875 km (0.108 R)
• M13: 3,617,426 km (0.08 R)
• M14: 4,260,099 km (0.118 R)
• M15: 4,697,224 km (0.063 R)
• M16: 5,362,186 km (0.091 R)
• M17: 5,834,467 km (0.047 R)
• M18: 6,244,664 km (0.103 R)
• M19: 6,358,059 km (0.119 R)
• M20: 6,625,690 km (0.1 R)
• M21: 6,780,374 km (0.113 R)
• M22: 7,330,894 km (0.041 R)
• M23: 7,977,905 km (0.077 R)
• M24: 9,197,277 km (0.047 R)
• M25: 9,326,829 km (0.111 R)
• M26: 9,850,870 km (0.112 R)
• M27: 10,519,423 km (0.094 R)
• M28: 11,019,080 km (0.117 R)
• M29: 11,666,240 km (0.099 R)
• M30: 13,338,146 km (0.111 R)
• M31: 13,780,058 km (0.119 R)
• M32: 14,077,459 km (0.06 R)
• M33: 14,226,907 km (0.06 R)
• M34: 14,326,838 km (0.096 R)
• M35: 14,982,227 km (0.108 R)
• M36: 15,185,979 km (0.114 R)
• M37: 15,339,317 km (0.041 R)
• M38: 15,750,711 km (0.104 R)
• M39: 17,059,842 km (0.036 R)
• M40: 17,219,313 km (0.102 R)
• M41: 17,808,280 km (0.059 R)
• M42: 18,024,000 km (0.088 R)
• M43: 19,281,819 km (0.11 R)
• M44: 21,021,493 km (0.112 R)
• M45: 21,421,368 km (0.03 R)
• M46: 22,519,267 km (0.106 R)
• M47: 23,694,657 km (0.102 R)
• M48: 25,252,270 km (0.094 R)
• M49: 26,043,643 km (0.094 R)
• M50: 26,288,684 km (0.105 R)
• M51: 26,781,310 km (0.105 R)
• M52: 27,713,006 km (0.095 R)
• M53: 28,214,308 km (0.105 R)
• M54: 29,992,279 km (0.098 R)
• M55: 30,765,401 km (0.1 R)
• M56: 31,610,329 km (0.08 R)
• M57: 32,068,548 km (0.059 R)
• M58: 33,123,961 km (0.034 R)
• M59: 33,589,210 km (0.082 R)
• M60: 34,324,932 km (0.062 R)
• M61: 34,593,760 km (0.091 R)
• M62: 35,201,127 km (0.084 R)
• M63: 35,336,513 km (0.095 R)
• M64: 35,675,951 km (0.112 R)
• M65: 36,016,435 km (0.119 R)
• M66: 36,494,999 km (0.037 R)
• M67: 36,838,176 km (0.09 R)
• M68: 36,975,657 km (0.12 R)
• M69: 37,735,165 km (0.05 R)
• M70: 37,873,843 km (0.089 R)
• M71: 38,849,071 km (0.105 R)
• M72: 39,129,268 km (0.104 R)
• M73: 39,832,677 km (0.115 R)
• M74: 40,256,787 km (0.076 R)
• M75: 40,611,334 km (0.119 R)
• M76: 41,466,435 km (0.091 R)
• M77: 41,681,108 km (0.109 R)
• M78: 42,039,694 km (0.088 R)
• M79: 42,977,075 km (0.09 R)
• M80: 43,921,187 km (0.036 R)
• M81: 44,213,202 km (0.11 R)
• M82: 44,505,666 km (0.116 R)
• M83: 45,313,494 km (0.108 R)
• M84: 45,904,107 km (0.118 R)
• M85: 46,720,313 km (0.109 R)
• M86: 47,018,312 km (0.113 R)
• M87: 47,242,260 km (0.088 R)
• M88: 49,046,260 km (0.069 R)
• M89: 50,872,701 km (0.03 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 18,537 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit