🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.5 AU - 0.74 AU

Year: 180 Days

Day: 42.6 Hours

Environment

Temp: 183 °C

Axial Tilt: 22.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,183,694 km

• M1: 133,292 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.34 AU - 1.72 AU

Year: 698 Days

Day: 22.7 Hours

Environment

Temp: -44 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 4.08 AU - 4.78 AU

Year: 3440 Days

Day: 13.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.4

Radius: 10.4

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 7.16 AU - 10.86 AU

Year: 9978 Days

Day: 9.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 45,183,694 km

• M1: 132,693 km (0.087 R)
• M2: 220,358 km (0.087 R)
• M3: 287,378 km (0.082 R)
• M4: 376,239 km (0.051 R)
• M5: 477,367 km (0.109 R)
• M6: 642,523 km (0.108 R)
• M7: 1,080,396 km (0.066 R)
• M8: 1,286,242 km (0.105 R)
• M9: 1,599,949 km (0.079 R)
• M10: 1,836,015 km (0.107 R)
• M11: 1,999,675 km (0.082 R)
• M12: 2,125,786 km (0.07 R)
• M13: 2,430,367 km (0.09 R)
• M14: 2,588,043 km (0.043 R)
• M15: 2,795,835 km (0.117 R)
• M16: 2,866,295 km (0.09 R)
• M17: 2,985,076 km (0.102 R)
• M18: 3,057,182 km (0.071 R)
• M19: 3,836,138 km (0.076 R)
• M20: 4,397,729 km (0.112 R)
• M21: 4,480,007 km (0.079 R)
• M22: 4,646,360 km (0.077 R)
• M23: 5,157,387 km (0.092 R)
• M24: 5,449,102 km (0.107 R)
• M25: 5,537,664 km (0.036 R)
• M26: 5,776,273 km (0.111 R)
• M27: 5,957,436 km (0.032 R)
• M28: 6,325,447 km (0.101 R)
• M29: 6,606,392 km (0.107 R)
• M30: 6,955,254 km (0.045 R)
• M31: 8,581,682 km (0.082 R)
• M32: 8,650,497 km (0.072 R)
• M33: 9,313,365 km (0.086 R)
• M34: 9,384,125 km (0.09 R)
• M35: 9,884,231 km (0.079 R)
• M36: 10,429,814 km (0.1 R)
• M37: 10,613,969 km (0.084 R)
• M38: 10,799,021 km (0.1 R)
• M39: 11,097,469 km (0.094 R)
• M40: 11,970,672 km (0.09 R)
• M41: 12,047,565 km (0.088 R)
• M42: 13,221,909 km (0.081 R)
• M43: 13,661,726 km (0.098 R)
• M44: 13,863,085 km (0.076 R)
• M45: 14,065,641 km (0.05 R)
• M46: 14,228,253 km (0.054 R)
• M47: 14,391,614 km (0.064 R)
• M48: 15,134,218 km (0.075 R)
• M49: 15,552,195 km (0.086 R)
• M50: 16,442,152 km (0.086 R)
• M51: 16,871,797 km (0.067 R)
• M52: 17,218,266 km (0.097 R)
• M53: 18,094,461 km (0.077 R)
• M54: 18,493,588 km (0.091 R)
• M55: 19,526,561 km (0.117 R)
• M56: 20,670,536 km (0.107 R)
• M57: 21,041,090 km (0.09 R)
• M58: 21,601,334 km (0.083 R)
• M59: 22,355,756 km (0.034 R)
• M60: 22,450,601 km (0.085 R)
• M61: 23,359,109 km (0.102 R)
• M62: 24,036,039 km (0.092 R)
• M63: 24,279,435 km (0.095 R)
• M64: 25,508,531 km (0.06 R)
• M65: 26,055,760 km (0.099 R)
• M66: 26,606,879 km (0.106 R)
• M67: 26,909,067 km (0.112 R)
• M68: 27,161,737 km (0.12 R)
• M69: 29,108,006 km (0.065 R)
• M70: 29,627,709 km (0.098 R)
• M71: 30,676,091 km (0.093 R)
• M72: 30,940,131 km (0.104 R)
• M73: 31,045,897 km (0.1 R)
• M74: 32,647,641 km (0.041 R)
• M75: 33,079,380 km (0.115 R)
• M76: 33,241,694 km (0.106 R)
• M77: 34,440,422 km (0.077 R)
• M78: 35,045,096 km (0.076 R)
• M79: 36,320,717 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.4

Radius: 11.8

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 8.84 AU - 10.28 AU

Year: 10906 Days

Day: 6 Hours

Environment

Temp: -172 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 45,183,694 km

• M1: 454,329 km (0.106 R)
• M2: 620,382 km (0.111 R)
• M3: 980,913 km (0.104 R)
• M4: 1,127,818 km (0.082 R)
• M5: 2,282,116 km (0.059 R)
• M6: 2,868,539 km (0.109 R)
• M7: 2,975,202 km (0.073 R)
• M8: 3,220,393 km (0.107 R)
• M9: 3,472,167 km (0.106 R)
• M10: 3,643,606 km (0.106 R)
• M11: 4,084,620 km (0.082 R)
• M12: 4,480,905 km (0.115 R)
• M13: 5,049,826 km (0.034 R)
• M14: 5,375,949 km (0.114 R)
• M15: 5,541,554 km (0.093 R)
• M16: 5,810,232 km (0.074 R)
• M17: 6,048,691 km (0.046 R)
• M18: 6,325,297 km (0.055 R)
• M19: 6,606,242 km (0.064 R)
• M20: 6,891,076 km (0.101 R)
• M21: 7,107,544 km (0.077 R)
• M22: 7,326,107 km (0.12 R)
• M23: 8,261,094 km (0.032 R)
• M24: 8,491,175 km (0.095 R)
• M25: 8,840,187 km (0.106 R)
• M26: 8,918,277 km (0.12 R)
• M27: 9,432,295 km (0.079 R)
• M28: 9,632,607 km (0.115 R)
• M29: 10,078,109 km (0.108 R)
• M30: 10,779,873 km (0.113 R)
• M31: 10,863,498 km (0.111 R)
• M32: 11,369,887 km (0.086 R)
• M33: 11,540,279 km (0.114 R)
• M34: 11,883,756 km (0.096 R)
• M35: 12,143,607 km (0.1 R)
• M36: 12,317,889 km (0.118 R)
• M37: 12,493,068 km (0.061 R)
• M38: 14,381,442 km (0.102 R)
• M39: 14,519,670 km (0.115 R)
• M40: 14,983,723 km (0.037 R)
• M41: 15,170,720 km (0.035 R)
• M42: 16,501,543 km (0.051 R)
• M43: 17,869,466 km (0.038 R)
• M44: 18,667,421 km (0.112 R)
• M45: 19,121,450 km (0.115 R)
• M46: 19,426,031 km (0.101 R)
• M47: 20,143,204 km (0.065 R)
• M48: 20,816,993 km (0.048 R)
• M49: 21,392,795 km (0.081 R)
• M50: 21,498,112 km (0.099 R)
• M51: 21,920,875 km (0.06 R)
• M52: 22,293,075 km (0.094 R)
• M53: 22,667,369 km (0.1 R)
• M54: 23,693,760 km (0.117 R)
• M55: 24,625,006 km (0.082 R)
• M56: 24,956,515 km (0.084 R)
• M57: 25,289,520 km (0.078 R)
• M58: 27,090,379 km (0.12 R)
• M59: 29,457,616 km (0.086 R)
• M60: 29,692,185 km (0.063 R)
• M61: 29,927,204 km (0.11 R)
• M62: 30,399,335 km (0.109 R)
• M63: 30,695,538 km (0.071 R)
• M64: 31,770,249 km (0.041 R)
• M65: 32,131,229 km (0.104 R)
• M66: 34,448,650 km (0.045 R)
• M67: 34,695,636 km (0.118 R)
• M68: 34,819,503 km (0.099 R)
• M69: 35,067,386 km (0.077 R)
• M70: 35,191,553 km (0.108 R)
• M71: 35,814,777 km (0.081 R)
• M72: 36,630,385 km (0.073 R)
• M73: 37,008,868 km (0.11 R)
• M74: 38,216,122 km (0.084 R)
• M75: 39,500,719 km (0.08 R)
• M76: 40,603,704 km (0.057 R)
• M77: 42,178,222 km (0.081 R)
• M78: 42,442,561 km (0.107 R)
• M79: 42,574,956 km (0.04 R)
• M80: 43,105,729 km (0.118 R)
• M81: 43,438,734 km (0.107 R)
• M82: 44,913,769 km (0.105 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: 394 - 15,091 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit