🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.51 AU - 0.59 AU

Year: 144 Days

Day: 37.7 Hours

Environment

Temp: 175 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.15 AU - 1.89 AU

Year: 662 Days

Day: 22.3 Hours

Environment

Temp: -3 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.67 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678

Radius: 11.9

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.6 AU - 7.04 AU

Year: 4958 Days

Day: 12.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 27,757,308 km

• M1: 165,455 km (0.116 R)
• M2: 287,527 km (0.057 R)
• M3: 461,061 km (0.113 R)
• M4: 652,845 km (0.057 R)
• M5: 735,274 km (0.081 R)
• M6: 860,038 km (0.079 R)
• M7: 965,355 km (0.045 R)
• M8: 1,047,484 km (0.102 R)
• M9: 1,132,306 km (0.103 R)
• M10: 1,339,649 km (0.111 R)
• M11: 1,448,107 km (0.097 R)
• M12: 2,017,926 km (0.109 R)
• M13: 2,107,385 km (0.106 R)
• M14: 2,216,592 km (0.089 R)
• M15: 2,440,839 km (0.092 R)
• M16: 2,555,730 km (0.117 R)
• M17: 2,791,197 km (0.099 R)
• M18: 2,952,164 km (0.079 R)
• M19: 3,410,831 km (0.096 R)
• M20: 3,825,218 km (0.07 R)
• M21: 4,095,391 km (0.046 R)
• M22: 4,918,628 km (0.117 R)
• M23: 5,089,469 km (0.116 R)
• M24: 5,613,810 km (0.104 R)
• M25: 5,690,105 km (0.097 R)
• M26: 5,792,430 km (0.096 R)
• M27: 6,286,851 km (0.098 R)
• M28: 6,366,137 km (0.113 R)
• M29: 6,445,873 km (0.11 R)
• M30: 6,525,758 km (0.079 R)
• M31: 7,040,225 km (0.073 R)
• M32: 7,150,180 km (0.073 R)
• M33: 7,455,659 km (0.12 R)
• M34: 7,652,230 km (0.034 R)
• M35: 7,737,052 km (0.075 R)
• M36: 7,822,173 km (0.118 R)
• M37: 8,252,417 km (0.07 R)
• M38: 8,426,698 km (0.108 R)
• M39: 9,286,288 km (0.099 R)
• M40: 9,558,706 km (0.12 R)
• M41: 10,391,966 km (0.116 R)
• M42: 10,548,894 km (0.069 R)
• M43: 10,801,565 km (0.072 R)
• M44: 11,409,680 km (0.087 R)
• M45: 11,799,382 km (0.114 R)
• M46: 11,897,519 km (0.109 R)
• M47: 11,995,954 km (0.053 R)
• M48: 12,592,102 km (0.068 R)
• M49: 13,130,205 km (0.079 R)
• M50: 13,333,957 km (0.079 R)
• M51: 14,578,312 km (0.097 R)
• M52: 14,683,629 km (0.105 R)
• M53: 14,824,551 km (0.113 R)
• M54: 15,036,830 km (0.103 R)
• M55: 15,285,611 km (0.111 R)
• M56: 15,392,723 km (0.096 R)
• M57: 16,258,147 km (0.086 R)
• M58: 16,917,724 km (0.068 R)
• M59: 17,848,223 km (0.12 R)
• M60: 17,923,321 km (0.118 R)
• M61: 18,225,060 km (0.112 R)
• M62: 19,294,236 km (0.057 R)
• M63: 19,525,963 km (0.042 R)
• M64: 19,680,946 km (0.112 R)
• M65: 20,383,607 km (0.067 R)
• M66: 20,462,296 km (0.118 R)
• M67: 21,015,210 km (0.077 R)
• M68: 21,094,646 km (0.03 R)
• M69: 21,174,083 km (0.073 R)
• M70: 21,934,189 km (0.049 R)
• M71: 22,055,064 km (0.093 R)
• M72: 22,419,036 km (0.074 R)
• M73: 22,703,422 km (0.051 R)
• M74: 23,234,644 km (0.116 R)
• M75: 23,440,191 km (0.093 R)
• M76: 23,522,470 km (0.119 R)
• M77: 25,063,328 km (0.092 R)
• M78: 25,485,493 km (0.113 R)
• M79: 25,824,781 km (0.053 R)
• M80: 27,110,575 km (0.102 R)
• M81: 27,240,426 km (0.097 R)
• M82: 28,637,072 km (0.117 R)
• M83: 28,725,035 km (0.088 R)
• M84: 29,344,071 km (0.117 R)
• M85: 29,878,136 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.6

Radius: 10.9

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 5.41 AU - 7.49 AU

Year: 5784 Days

Day: 5.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 27,757,308 km

• M1: 213,626 km (0.116 R)
• M2: 472,580 km (0.081 R)
• M3: 593,305 km (0.083 R)
• M4: 691,591 km (0.112 R)
• M5: 784,192 km (0.079 R)
• M6: 969,993 km (0.034 R)
• M7: 1,075,309 km (0.085 R)
• M8: 1,255,126 km (0.069 R)
• M9: 1,385,725 km (0.075 R)
• M10: 1,536,221 km (0.108 R)
• M11: 1,676,543 km (0.057 R)
• M12: 2,192,506 km (0.045 R)
• M13: 2,661,945 km (0.098 R)
• M14: 2,774,741 km (0.057 R)
• M15: 2,889,184 km (0.099 R)
• M16: 3,262,131 km (0.102 R)
• M17: 3,776,449 km (0.116 R)
• M18: 4,010,719 km (0.119 R)
• M19: 4,140,719 km (0.031 R)
• M20: 4,471,630 km (0.117 R)
• M21: 4,696,924 km (0.1 R)
• M22: 4,880,032 km (0.117 R)
• M23: 4,949,296 km (0.117 R)
• M24: 5,443,418 km (0.05 R)
• M25: 5,611,566 km (0.06 R)
• M26: 6,027,448 km (0.098 R)
• M27: 6,453,203 km (0.034 R)
• M28: 6,529,349 km (0.082 R)
• M29: 6,657,105 km (0.115 R)
• M30: 6,992,803 km (0.065 R)
• M31: 7,202,090 km (0.117 R)
• M32: 7,546,764 km (0.106 R)
• M33: 7,627,098 km (0.084 R)
• M34: 7,951,276 km (0.119 R)
• M35: 8,142,463 km (0.091 R)
• M36: 8,252,417 km (0.085 R)
• M37: 8,390,496 km (0.075 R)
• M38: 8,753,121 km (0.098 R)
• M39: 9,206,702 km (0.096 R)
• M40: 9,407,462 km (0.104 R)
• M41: 9,842,792 km (0.11 R)
• M42: 9,930,606 km (0.05 R)
• M43: 10,373,864 km (0.12 R)
• M44: 10,672,910 km (0.045 R)
• M45: 10,914,212 km (0.102 R)
• M46: 12,053,549 km (0.042 R)
• M47: 12,336,439 km (0.066 R)
• M48: 13,230,585 km (0.12 R)
• M49: 13,457,376 km (0.093 R)
• M50: 13,750,887 km (0.116 R)
• M51: 14,410,613 km (0.097 R)
• M52: 14,543,905 km (0.075 R)
• M53: 14,811,536 km (0.117 R)
• M54: 14,946,024 km (0.118 R)
• M55: 15,080,812 km (0.069 R)
• M56: 15,182,239 km (0.072 R)
• M57: 15,385,692 km (0.115 R)
• M58: 15,487,718 km (0.076 R)
• M59: 15,795,441 km (0.102 R)
• M60: 15,863,957 km (0.078 R)
• M61: 16,035,994 km (0.081 R)
• M62: 16,208,630 km (0.116 R)
• M63: 17,045,929 km (0.103 R)
• M64: 17,469,890 km (0.116 R)
• M65: 17,612,008 km (0.071 R)
• M66: 17,897,291 km (0.083 R)
• M67: 18,004,702 km (0.095 R)
• M68: 18,112,263 km (0.104 R)
• M69: 18,364,186 km (0.089 R)
• M70: 19,200,139 km (0.029 R)
• M71: 20,234,608 km (0.102 R)
• M72: 22,011,232 km (0.059 R)
• M73: 22,550,084 km (0.067 R)
• M74: 23,249,304 km (0.093 R)
• M75: 23,562,413 km (0.095 R)
• M76: 23,955,705 km (0.091 R)
• M77: 26,768,893 km (0.105 R)
• M78: 27,715,848 km (0.072 R)

Kuiper Belt

Range: 31.1 - 61.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 13,140 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit