🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.65 AU - 0.71 AU

Year: 210 Days

Day: 30.8 Hours

Environment

Temp: 157 °C

Axial Tilt: 34.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,101,362 km

• M1: 80,783 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.55 AU - 0.85 AU

Year: 219 Days

Day: 44.9 Hours

Environment

Temp: 95 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,101,362 km

• M1: 270,772 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.79 AU - 1.01 AU

Year: 320 Days

Day: 39.2 Hours

Environment

Temp: 35 °C

Axial Tilt: 17.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,101,362 km

• M1: 693,237 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.32 AU - 1.46 AU

Year: 614 Days

Day: 43.8 Hours

Environment

Temp: -27 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.35 AU - 1.65 AU

Year: 688 Days

Day: 34 Hours

Environment

Temp: -47 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,101,362 km

• M1: 1,216,979 km (0.119 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.57 AU - 2.33 AU

Year: 1020 Days

Day: 37 Hours

Environment

Temp: -74 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,101,362 km

• M1: 291,117 km (0.098 R)
• M2: 822,938 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.3

Radius: 11

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.88 AU - 5.7 AU

Year: 3929 Days

Day: 5.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 74,101,362 km

• M1: 160,070 km (0.087 R)
• M2: 264,040 km (0.081 R)
• M3: 374,443 km (0.053 R)
• M4: 568,771 km (0.05 R)
• M5: 863,329 km (0.08 R)
• M6: 953,088 km (0.055 R)
• M7: 1,142,928 km (0.08 R)
• M8: 1,217,427 km (0.075 R)
• M9: 1,587,682 km (0.102 R)
• M10: 1,657,544 km (0.049 R)
• M11: 1,785,899 km (0.092 R)
• M12: 2,037,972 km (0.091 R)
• M13: 2,301,563 km (0.05 R)
• M14: 3,052,096 km (0.117 R)
• M15: 3,175,364 km (0.116 R)
• M16: 3,354,433 km (0.114 R)
• M17: 3,445,239 km (0.055 R)
• M18: 3,647,944 km (0.111 R)
• M19: 3,760,142 km (0.038 R)
• M20: 4,220,754 km (0.119 R)
• M21: 4,418,074 km (0.095 R)
• M22: 4,557,948 km (0.091 R)
• M23: 4,801,344 km (0.08 R)
• M24: 4,883,473 km (0.107 R)
• M25: 5,174,441 km (0.034 R)
• M26: 5,578,355 km (0.108 R)
• M27: 6,758,832 km (0.077 R)
• M28: 6,897,359 km (0.117 R)
• M29: 7,083,310 km (0.119 R)
• M30: 7,200,594 km (0.103 R)
• M31: 7,294,691 km (0.075 R)
• M32: 7,531,954 km (0.11 R)
• M33: 7,723,588 km (0.089 R)
• M34: 7,844,314 km (0.029 R)
• M35: 8,258,999 km (0.111 R)
• M36: 8,556,250 km (0.109 R)
• M37: 8,856,942 km (0.045 R)
• M38: 9,059,198 km (0.06 R)
• M39: 9,727,602 km (0.08 R)
• M40: 9,910,261 km (0.096 R)
• M41: 10,199,732 km (0.088 R)
• M42: 10,385,383 km (0.094 R)
• M43: 10,598,860 km (0.108 R)
• M44: 11,467,425 km (0.069 R)
• M45: 11,715,757 km (0.112 R)
• M46: 11,993,860 km (0.081 R)
• M47: 12,330,455 km (0.103 R)
• M48: 12,927,051 km (0.062 R)
• M49: 13,591,266 km (0.078 R)
• M50: 13,737,273 km (0.082 R)
• M51: 15,043,263 km (0.043 R)
• M52: 15,133,769 km (0.071 R)
• M53: 15,406,337 km (0.072 R)
• M54: 15,711,068 km (0.114 R)
• M55: 16,357,630 km (0.099 R)
• M56: 16,512,912 km (0.036 R)
• M57: 17,138,680 km (0.108 R)
• M58: 17,296,356 km (0.098 R)
• M59: 17,772,227 km (0.119 R)
• M60: 18,997,134 km (0.096 R)
• M61: 19,094,971 km (0.092 R)
• M62: 19,356,768 km (0.112 R)
• M63: 19,488,115 km (0.108 R)
• M64: 19,619,761 km (0.095 R)
• M65: 19,817,828 km (0.087 R)
• M66: 20,282,330 km (0.105 R)
• M67: 21,087,316 km (0.078 R)
• M68: 21,459,665 km (0.093 R)
• M69: 21,766,041 km (0.095 R)
• M70: 21,868,366 km (0.042 R)
• M71: 22,520,763 km (0.095 R)
• M72: 22,762,812 km (0.097 R)
• M73: 23,144,885 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.6

Radius: 9.1

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 5.17 AU - 6.65 AU

Year: 5384 Days

Day: 12.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 74,101,362 km

• M1: 215,720 km (0.102 R)
• M2: 301,440 km (0.103 R)
• M3: 425,157 km (0.058 R)
• M4: 486,343 km (0.099 R)
• M5: 1,811,929 km (0.12 R)
• M6: 1,877,752 km (0.102 R)
• M7: 1,957,638 km (0.086 R)
• M8: 2,275,084 km (0.054 R)
• M9: 2,346,293 km (0.069 R)
• M10: 2,623,647 km (0.094 R)
• M11: 2,911,773 km (0.033 R)
• M12: 3,036,089 km (0.073 R)
• M13: 3,338,576 km (0.106 R)
• M14: 3,600,970 km (0.058 R)
• M15: 3,887,001 km (0.062 R)
• M16: 4,180,662 km (0.096 R)
• M17: 4,338,937 km (0.114 R)
• M18: 4,517,257 km (0.064 R)
• M19: 4,734,473 km (0.107 R)
• M20: 4,954,981 km (0.091 R)
• M21: 5,235,626 km (0.114 R)
• M22: 5,734,236 km (0.09 R)
• M23: 5,812,326 km (0.106 R)
• M24: 6,838,567 km (0.04 R)
• M25: 7,854,786 km (0.104 R)
• M26: 7,941,553 km (0.11 R)
• M27: 8,314,201 km (0.103 R)
• M28: 8,536,055 km (0.114 R)
• M29: 8,625,215 km (0.111 R)
• M30: 8,737,264 km (0.066 R)
• M31: 9,053,663 km (0.072 R)
• M32: 9,558,406 km (0.111 R)
• M33: 10,095,762 km (0.079 R)
• M34: 10,166,671 km (0.096 R)
• M35: 10,667,076 km (0.111 R)
• M36: 10,787,353 km (0.11 R)
• M37: 10,908,228 km (0.113 R)
• M38: 11,029,402 km (0.077 R)
• M39: 11,494,203 km (0.11 R)
• M40: 11,840,821 km (0.045 R)
• M41: 12,595,243 km (0.059 R)
• M42: 12,978,214 km (0.112 R)
• M43: 13,965,560 km (0.098 R)
• M44: 14,308,887 km (0.101 R)
• M45: 14,548,243 km (0.072 R)
• M46: 14,708,463 km (0.055 R)
• M47: 14,842,502 km (0.114 R)
• M48: 15,573,288 km (0.052 R)
• M49: 16,094,487 km (0.101 R)
• M50: 16,482,245 km (0.09 R)
• M51: 16,649,345 km (0.091 R)
• M52: 17,465,103 km (0.101 R)
• M53: 18,149,962 km (0.069 R)
• M54: 18,756,431 km (0.071 R)
• M55: 18,814,625 km (0.107 R)
• M56: 19,164,534 km (0.118 R)
• M57: 19,604,951 km (0.039 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 95.3

Radius: 4.9

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 11.42 AU - 13.7 AU

Year: 16681 Days

Day: 21.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 74,101,362 km

• M1: 106,813 km (0.106 R)
• M2: 174,730 km (0.094 R)
• M3: 339,886 km (0.098 R)
• M4: 382,821 km (0.099 R)
• M5: 835,205 km (0.057 R)
• M6: 1,130,810 km (0.103 R)
• M7: 1,695,542 km (0.101 R)
• M8: 2,548,549 km (0.093 R)
• M9: 2,790,898 km (0.048 R)
• M10: 2,994,800 km (0.103 R)
• M11: 3,040,726 km (0.067 R)
• M12: 3,086,952 km (0.111 R)
• M13: 3,297,735 km (0.076 R)
• M14: 3,369,094 km (0.12 R)
• M15: 3,489,071 km (0.108 R)
• M16: 3,932,629 km (0.114 R)
• M17: 4,367,809 km (0.093 R)
• M18: 4,630,952 km (0.106 R)
• M19: 4,737,615 km (0.105 R)
• M20: 5,227,698 km (0.075 R)
• M21: 5,591,669 km (0.114 R)
• M22: 5,934,996 km (0.112 R)
• M23: 6,050,935 km (0.085 R)
• M24: 7,127,591 km (0.069 R)
• M25: 7,562,023 km (0.093 R)
• M26: 7,624,854 km (0.096 R)
• M27: 9,149,107 km (0.097 R)
• M28: 9,620,789 km (0.054 R)
• M29: 9,893,954 km (0.075 R)
• M30: 12,022,283 km (0.072 R)
• M31: 12,836,844 km (0.113 R)
• M32: 13,630,760 km (0.075 R)
• M33: 16,430,633 km (0.075 R)
• M34: 19,142,992 km (0.076 R)
• M35: 19,961,592 km (0.053 R)
• M36: 20,091,892 km (0.044 R)
• M37: 20,923,656 km (0.107 R)
• M38: 21,100,331 km (0.102 R)
• M39: 21,233,024 km (0.102 R)
• M40: 22,349,922 km (0.046 R)
• M41: 24,130,137 km (0.062 R)
• M42: 25,248,081 km (0.058 R)
• M43: 26,669,112 km (0.065 R)
• M44: 27,004,360 km (0.114 R)
• M45: 27,485,766 km (0.095 R)
• M46: 28,848,753 km (0.049 R)
• M47: 29,439,664 km (0.057 R)
• M48: 30,034,465 km (0.099 R)
• M49: 30,084,132 km (0.077 R)
• M50: 30,233,580 km (0.086 R)
• M51: 34,255,818 km (0.04 R)
• M52: 34,463,909 km (0.066 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888.2

Radius: 3.5

Gravity: 72.51 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 10.22 AU - 15.1 AU

Year: 16880 Days

Day: 23.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 74,101,362 km

• M1: 106,813 km (0.116 R)
• M2: 179,517 km (0.11 R)
• M3: 318,943 km (0.096 R)
• M4: 570,566 km (0.048 R)
• M5: 1,024,895 km (0.088 R)
• M6: 1,104,780 km (0.12 R)
• M7: 1,656,796 km (0.119 R)
• M8: 2,177,846 km (0.032 R)
• M9: 2,280,919 km (0.047 R)
• M10: 2,350,332 km (0.117 R)
• M11: 3,045,364 km (0.08 R)
• M12: 3,277,241 km (0.078 R)
• M13: 3,316,435 km (0.108 R)
• M14: 3,635,677 km (0.114 R)
• M15: 4,872,403 km (0.105 R)
• M16: 5,280,356 km (0.095 R)
• M17: 7,119,512 km (0.047 R)
• M18: 7,581,470 km (0.109 R)
• M19: 8,319,138 km (0.114 R)
• M20: 8,480,254 km (0.066 R)
• M21: 8,969,440 km (0.046 R)
• M22: 10,318,364 km (0.087 R)
• M23: 10,491,299 km (0.116 R)
• M24: 12,151,685 km (0.08 R)
• M25: 12,212,422 km (0.091 R)
• M26: 12,456,715 km (0.078 R)
• M27: 12,887,857 km (0.067 R)
• M28: 13,764,799 km (0.027 R)
• M29: 13,955,237 km (0.04 R)
• M30: 14,210,601 km (0.089 R)
• M31: 14,274,629 km (0.075 R)
• M32: 14,531,788 km (0.1 R)
• M33: 16,240,345 km (0.111 R)
• M34: 16,441,554 km (0.109 R)
• M35: 16,914,283 km (0.071 R)
• M36: 18,568,537 km (0.078 R)
• M37: 18,708,560 km (0.046 R)
• M38: 19,842,512 km (0.114 R)
• M39: 21,217,616 km (0.074 R)
• M40: 21,290,919 km (0.037 R)
• M41: 22,027,688 km (0.055 R)
• M42: 22,250,439 km (0.096 R)
• M43: 22,847,933 km (0.082 R)
• M44: 22,923,031 km (0.096 R)
• M45: 22,998,129 km (0.085 R)
• M46: 24,594,788 km (0.057 R)
• M47: 25,757,013 km (0.108 R)
• M48: 25,835,103 km (0.079 R)
• M49: 26,069,972 km (0.099 R)
• M50: 26,384,128 km (0.071 R)
• M51: 26,937,041 km (0.09 R)
• M52: 27,095,765 km (0.045 R)
• M53: 30,086,376 km (0.049 R)
• M54: 30,995,482 km (0.092 R)
• M55: 31,997,489 km (0.108 R)
• M56: 32,925,295 km (0.1 R)
• M57: 33,350,003 km (0.096 R)
• M58: 34,118,936 km (0.092 R)
• M59: 34,980,021 km (0.086 R)
• M60: 35,326,490 km (0.097 R)
• M61: 36,110,233 km (0.118 R)
• M62: 36,723,734 km (0.074 R)
• M63: 38,584,881 km (0.098 R)
• M64: 41,387,747 km (0.041 R)
• M65: 42,397,981 km (0.116 R)
• M66: 43,695,444 km (0.032 R)
• M67: 47,761,215 km (0.057 R)
• M68: 49,401,555 km (0.06 R)
• M69: 50,766,187 km (0.065 R)
• M70: 51,256,569 km (0.107 R)
• M71: 52,935,655 km (0.117 R)
• M72: 53,731,965 km (0.115 R)
• M73: 54,933,984 km (0.049 R)
• M74: 56,347,384 km (0.06 R)
• M75: 56,448,812 km (0.111 R)
• M76: 57,262,325 km (0.092 R)
• M77: 58,798,246 km (0.07 R)
• M78: 59,829,574 km (0.116 R)
• M79: 60,347,482 km (0.118 R)
• M80: 60,658,945 km (0.096 R)
• M81: 61,179,246 km (0.107 R)
• M82: 62,434,073 km (0.048 R)
• M83: 63,064,628 km (0.052 R)
• M84: 64,014,425 km (0.116 R)
• M85: 65,821,268 km (0.119 R)
• M86: 68,076,456 km (0.076 R)
• M87: 69,702,585 km (0.076 R)
• M88: 71,122,418 km (0.115 R)
• M89: 71,341,579 km (0.066 R)
• M90: 71,451,384 km (0.106 R)
• M91: 72,551,676 km (0.043 R)
• M92: 73,103,842 km (0.109 R)
• M93: 73,546,652 km (0.058 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 14,157 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit