🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.45 AU - 0.61 AU

Year: 142 Days

Day: 30 Hours

Environment

Temp: 188 °C

Axial Tilt: 18.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.57 AU - 0.65 AU

Year: 176 Days

Day: 21.8 Hours

Environment

Temp: 163 °C

Axial Tilt: 7.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.98 AU - 1.56 AU

Year: 528 Days

Day: 14.9 Hours

Environment

Temp: 3 °C

Axial Tilt: 1.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.3

Radius: 9.6

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 6.34 AU - 6.6 AU

Year: 6072 Days

Day: 5.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 48,732,076 km

• M1: 158,723 km (0.105 R)
• M2: 267,331 km (0.107 R)
• M3: 434,432 km (0.115 R)
• M4: 604,525 km (0.107 R)
• M5: 848,818 km (0.106 R)
• M6: 928,404 km (0.049 R)
• M7: 996,771 km (0.08 R)
• M8: 1,197,681 km (0.103 R)
• M9: 1,349,373 km (0.11 R)
• M10: 1,860,100 km (0.042 R)
• M11: 1,983,369 km (0.061 R)
• M12: 2,073,127 km (0.079 R)
• M13: 2,900,553 km (0.033 R)
• M14: 3,023,523 km (0.106 R)
• M15: 3,148,287 km (0.105 R)
• M16: 3,253,604 km (0.086 R)
• M17: 3,424,594 km (0.048 R)
• M18: 3,708,681 km (0.058 R)
• M19: 5,492,635 km (0.03 R)
• M20: 6,112,270 km (0.112 R)
• M21: 6,430,464 km (0.1 R)
• M22: 6,672,663 km (0.061 R)
• M23: 7,277,338 km (0.082 R)
• M24: 7,756,650 km (0.106 R)
• M25: 7,928,238 km (0.082 R)
• M26: 8,014,556 km (0.09 R)
• M27: 8,101,173 km (0.051 R)
• M28: 8,864,721 km (0.073 R)
• M29: 9,044,238 km (0.116 R)
• M30: 9,104,377 km (0.081 R)
• M31: 9,164,515 km (0.116 R)
• M32: 9,315,759 km (0.091 R)
• M33: 9,406,864 km (0.057 R)
• M34: 9,805,093 km (0.101 R)
• M35: 10,021,711 km (0.113 R)
• M36: 10,302,805 km (0.106 R)
• M37: 11,290,450 km (0.108 R)
• M38: 11,779,187 km (0.103 R)
• M39: 11,877,622 km (0.063 R)
• M40: 12,508,476 km (0.082 R)
• M41: 12,946,200 km (0.053 R)
• M42: 13,320,643 km (0.113 R)
• M43: 13,629,712 km (0.113 R)
• M44: 14,045,295 km (0.119 R)
• M45: 14,324,744 km (0.089 R)
• M46: 14,430,061 km (0.104 R)
• M47: 14,570,833 km (0.091 R)
• M48: 14,853,722 km (0.06 R)
• M49: 15,858,122 km (0.098 R)
• M50: 16,003,382 km (0.087 R)
• M51: 17,032,765 km (0.078 R)
• M52: 17,630,408 km (0.118 R)
• M53: 19,309,644 km (0.049 R)
• M54: 19,503,673 km (0.032 R)
• M55: 19,737,345 km (0.083 R)
• M56: 19,893,674 km (0.032 R)
• M57: 20,207,531 km (0.096 R)
• M58: 20,602,170 km (0.108 R)
• M59: 21,119,031 km (0.116 R)
• M60: 21,519,654 km (0.084 R)
• M61: 21,720,713 km (0.108 R)
• M62: 21,882,129 km (0.108 R)
• M63: 22,043,994 km (0.085 R)
• M64: 22,125,076 km (0.116 R)
• M65: 22,613,364 km (0.055 R)
• M66: 22,940,983 km (0.074 R)
• M67: 23,766,913 km (0.111 R)
• M68: 24,392,531 km (0.081 R)
• M69: 24,812,752 km (0.117 R)
• M70: 25,150,693 km (0.111 R)
• M71: 25,320,188 km (0.107 R)
• M72: 26,388,167 km (0.117 R)
• M73: 27,079,459 km (0.09 R)
• M74: 27,514,489 km (0.04 R)
• M75: 29,055,497 km (0.117 R)
• M76: 29,456,270 km (0.045 R)
• M77: 29,590,160 km (0.094 R)
• M78: 29,679,619 km (0.104 R)
• M79: 29,993,326 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.5

Radius: 13.4

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 5.69 AU - 9.32 AU

Year: 7578 Days

Day: 9.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 48,732,076 km

• M1: 168,896 km (0.1 R)
• M2: 301,141 km (0.065 R)
• M3: 486,941 km (0.073 R)
• M4: 684,709 km (0.112 R)
• M5: 805,884 km (0.067 R)
• M6: 1,072,467 km (0.078 R)
• M7: 1,469,799 km (0.045 R)
• M8: 2,318,767 km (0.039 R)
• M9: 2,647,134 km (0.103 R)
• M10: 2,775,788 km (0.046 R)
• M11: 3,149,634 km (0.087 R)
• M12: 3,261,234 km (0.097 R)
• M13: 3,813,100 km (0.083 R)
• M14: 3,919,015 km (0.119 R)
• M15: 4,012,514 km (0.108 R)
• M16: 4,106,761 km (0.096 R)
• M17: 4,256,508 km (0.105 R)
• M18: 4,491,526 km (0.112 R)
• M19: 5,075,856 km (0.103 R)
• M20: 5,207,502 km (0.092 R)
• M21: 5,295,765 km (0.11 R)
• M22: 5,429,356 km (0.11 R)
• M23: 5,548,884 km (0.086 R)
• M24: 6,144,583 km (0.103 R)
• M25: 6,410,718 km (0.08 R)
• M26: 6,696,749 km (0.106 R)
• M27: 6,841,260 km (0.099 R)
• M28: 8,813,858 km (0.113 R)
• M29: 9,382,330 km (0.117 R)
• M30: 9,544,344 km (0.079 R)
• M31: 9,689,155 km (0.093 R)
• M32: 9,962,769 km (0.089 R)
• M33: 10,109,675 km (0.087 R)
• M34: 11,291,946 km (0.09 R)
• M35: 12,006,725 km (0.08 R)
• M36: 12,379,373 km (0.103 R)
• M37: 13,015,763 km (0.073 R)
• M38: 13,317,801 km (0.07 R)
• M39: 13,459,620 km (0.058 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 183.9

Radius: 7.2

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 13 AU - 15.44 AU

Year: 19785 Days

Day: 16.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 48,732,076 km

• M1: 106,813 km (0.06 R)
• M2: 270,323 km (0.047 R)
• M3: 317,447 km (0.066 R)
• M4: 683,064 km (0.054 R)
• M5: 1,359,396 km (0.049 R)
• M6: 1,559,109 km (0.117 R)
• M7: 1,697,487 km (0.055 R)
• M8: 2,448,917 km (0.112 R)
• M9: 2,610,333 km (0.114 R)
• M10: 3,349,796 km (0.066 R)
• M11: 4,054,701 km (0.077 R)
• M12: 4,440,214 km (0.094 R)
• M13: 4,637,534 km (0.084 R)
• M14: 5,315,661 km (0.108 R)
• M15: 6,650,224 km (0.077 R)
• M16: 8,404,109 km (0.099 R)
• M17: 9,436,783 km (0.1 R)
• M18: 9,648,015 km (0.074 R)
• M19: 11,037,181 km (0.062 R)
• M20: 11,845,608 km (0.118 R)
• M21: 12,165,299 km (0.114 R)
• M22: 13,329,619 km (0.106 R)
• M23: 13,566,732 km (0.099 R)
• M24: 14,969,511 km (0.096 R)
• M25: 15,913,174 km (0.092 R)
• M26: 16,570,059 km (0.103 R)
• M27: 17,545,885 km (0.102 R)
• M28: 17,701,617 km (0.097 R)
• M29: 18,119,294 km (0.077 R)
• M30: 19,124,293 km (0.035 R)
• M31: 20,092,939 km (0.034 R)
• M32: 20,256,000 km (0.088 R)
• M33: 20,364,908 km (0.06 R)
• M34: 21,854,155 km (0.094 R)
• M35: 22,021,704 km (0.12 R)
• M36: 22,866,334 km (0.049 R)
• M37: 23,664,139 km (0.06 R)
• M38: 23,893,772 km (0.06 R)
• M39: 27,065,247 km (0.104 R)
• M40: 28,272,950 km (0.109 R)
• M41: 31,873,622 km (0.095 R)
• M42: 32,828,056 km (0.094 R)
• M43: 35,549,989 km (0.096 R)
• M44: 36,340,913 km (0.117 R)
• M45: 36,937,809 km (0.091 R)
• M46: 39,018,865 km (0.085 R)
• M47: 40,931,025 km (0.08 R)
• M48: 45,842,921 km (0.112 R)
• M49: 45,985,937 km (0.06 R)
• M50: 46,344,224 km (0.097 R)
• M51: 46,919,427 km (0.096 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: 314 - 20,040 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit