🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.81 AU - 0.95 AU

Year: 314 Days

Day: 42.5 Hours

Environment

Temp: 27 °C

Axial Tilt: 44.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.82 AU - 1.16 AU

Year: 375 Days

Day: 45.9 Hours

Environment

Temp: -0 °C

Axial Tilt: 1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.56 AU - 1.84 AU

Year: 844 Days

Day: 41.7 Hours

Environment

Temp: -74 °C

Axial Tilt: 46.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.12 AU - 2.14 AU

Year: 1184 Days

Day: 12.8 Hours

Environment

Temp: -90 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,465,887 km

• M1: 152,739 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316

Radius: 13.8

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.81 AU - 5.41 AU

Year: 4399 Days

Day: 9.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 24,465,887 km

• M1: 172,337 km (0.046 R)
• M2: 304,880 km (0.09 R)
• M3: 438,322 km (0.11 R)
• M4: 608,115 km (0.032 R)
• M5: 698,173 km (0.095 R)
• M6: 1,320,800 km (0.097 R)
• M7: 1,557,164 km (0.113 R)
• M8: 1,700,629 km (0.096 R)
• M9: 1,848,880 km (0.102 R)
• M10: 2,015,532 km (0.075 R)
• M11: 2,439,492 km (0.12 R)
• M12: 2,875,869 km (0.062 R)
• M13: 3,768,670 km (0.089 R)
• M14: 4,421,664 km (0.108 R)
• M15: 4,571,711 km (0.072 R)
• M16: 4,704,404 km (0.119 R)
• M17: 5,169,055 km (0.105 R)
• M18: 5,487,100 km (0.078 R)
• M19: 5,873,212 km (0.09 R)
• M20: 5,976,285 km (0.112 R)
• M21: 6,163,432 km (0.11 R)
• M22: 6,289,244 km (0.045 R)
• M23: 6,394,860 km (0.098 R)
• M24: 7,326,855 km (0.116 R)
• M25: 7,911,184 km (0.042 R)
• M26: 8,025,178 km (0.03 R)
• M27: 8,162,808 km (0.104 R)
• M28: 8,440,461 km (0.07 R)
• M29: 8,650,796 km (0.045 R)
• M30: 8,862,926 km (0.038 R)
• M31: 9,005,343 km (0.103 R)
• M32: 9,316,357 km (0.099 R)
• M33: 9,509,488 km (0.108 R)
• M34: 9,850,870 km (0.036 R)
• M35: 9,998,374 km (0.12 R)
• M36: 10,595,868 km (0.059 R)
• M37: 10,898,953 km (0.051 R)
• M38: 11,000,679 km (0.092 R)
• M39: 11,307,505 km (0.043 R)
• M40: 11,773,352 km (0.054 R)
• M41: 11,903,802 km (0.118 R)
• M42: 12,061,029 km (0.086 R)
• M43: 12,510,421 km (0.086 R)
• M44: 12,670,341 km (0.069 R)
• M45: 12,830,860 km (0.055 R)
• M46: 13,127,064 km (0.119 R)
• M47: 13,507,192 km (0.069 R)
• M48: 14,112,166 km (0.104 R)
• M49: 14,473,744 km (0.092 R)
• M50: 14,613,618 km (0.062 R)
• M51: 15,291,446 km (0.08 R)
• M52: 15,691,470 km (0.048 R)
• M53: 15,806,511 km (0.047 R)
• M54: 16,037,191 km (0.059 R)
• M55: 16,443,798 km (0.104 R)
• M56: 16,648,298 km (0.051 R)
• M57: 17,207,794 km (0.11 R)
• M58: 17,445,356 km (0.089 R)
• M59: 17,863,482 km (0.102 R)
• M60: 17,953,390 km (0.108 R)
• M61: 18,527,247 km (0.117 R)
• M62: 19,045,754 km (0.041 R)
• M63: 19,168,424 km (0.088 R)
• M64: 19,322,061 km (0.058 R)
• M65: 19,507,114 km (0.077 R)
• M66: 19,816,781 km (0.068 R)
• M67: 20,003,479 km (0.054 R)
• M68: 21,198,766 km (0.116 R)
• M69: 21,294,210 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.1

Radius: 13

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 6.03 AU - 9.17 AU

Year: 7978 Days

Day: 10.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 24,465,887 km

• M1: 341,682 km (0.07 R)
• M2: 546,032 km (0.064 R)
• M3: 670,946 km (0.09 R)
• M4: 1,048,382 km (0.104 R)
• M5: 1,287,738 km (0.081 R)
• M6: 1,503,608 km (0.085 R)
• M7: 2,064,301 km (0.072 R)
• M8: 2,550,793 km (0.048 R)
• M9: 2,755,593 km (0.103 R)
• M10: 2,948,125 km (0.068 R)
• M11: 3,743,388 km (0.107 R)
• M12: 4,215,369 km (0.06 R)
• M13: 4,789,974 km (0.059 R)
• M14: 5,521,059 km (0.061 R)
• M15: 5,809,933 km (0.1 R)
• M16: 6,012,937 km (0.078 R)
• M17: 6,895,564 km (0.088 R)
• M18: 7,498,294 km (0.089 R)
• M19: 7,843,416 km (0.057 R)
• M20: 8,370,749 km (0.096 R)
• M21: 9,013,571 km (0.09 R)
• M22: 9,645,772 km (0.094 R)
• M23: 9,994,185 km (0.034 R)
• M24: 10,980,633 km (0.09 R)
• M25: 11,400,854 km (0.069 R)
• M26: 11,542,074 km (0.09 R)
• M27: 12,518,051 km (0.083 R)
• M28: 13,015,912 km (0.118 R)
• M29: 14,152,407 km (0.076 R)
• M30: 14,456,839 km (0.082 R)
• M31: 14,548,543 km (0.061 R)
• M32: 15,071,985 km (0.055 R)
• M33: 15,695,809 km (0.104 R)
• M34: 16,010,862 km (0.049 R)
• M35: 16,423,602 km (0.048 R)
• M36: 16,775,606 km (0.103 R)
• M37: 16,936,573 km (0.091 R)
• M38: 17,682,917 km (0.113 R)
• M39: 17,846,577 km (0.08 R)
• M40: 18,373,910 km (0.112 R)
• M41: 18,973,199 km (0.105 R)
• M42: 19,918,059 km (0.051 R)
• M43: 20,225,183 km (0.083 R)
• M44: 20,327,807 km (0.066 R)
• M45: 20,636,877 km (0.106 R)
• M46: 21,155,532 km (0.111 R)
• M47: 22,382,385 km (0.093 R)
• M48: 23,022,364 km (0.104 R)
• M49: 24,211,069 km (0.111 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 12,984 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit