🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.45 AU - 0.61 AU

Year: 253 Days

Day: 25.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,084,039 km

• M1: 35,155 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.52 AU - 0.58 AU

Year: 268 Days

Day: 36.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.53 AU - 0.65 AU

Year: 297 Days

Day: 18.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.51 AU - 0.75 AU

Year: 328 Days

Day: 43.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,084,039 km

• M1: 43,084 km (0.09 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.6 AU - 0.7 AU

Year: 344 Days

Day: 38.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.4

Radius: 11

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.74 AU - 1.04 AU

Year: 551 Days

Day: 5.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 71,084,039 km

• M1: 161,715 km (0.071 R)
• M2: 245,041 km (0.072 R)
• M3: 322,084 km (0.087 R)
• M4: 399,576 km (0.101 R)
• M5: 485,595 km (0.062 R)
• M6: 653,443 km (0.114 R)
• M7: 783,594 km (0.061 R)
• M8: 914,641 km (0.095 R)
• M9: 1,053,468 km (0.075 R)
• M10: 1,146,967 km (0.063 R)
• M11: 1,233,584 km (0.085 R)
• M12: 1,302,698 km (0.08 R)
• M13: 1,444,966 km (0.066 R)
• M14: 1,518,119 km (0.117 R)
• M15: 1,646,474 km (0.11 R)
• M16: 1,739,823 km (0.101 R)
• M17: 1,829,283 km (0.116 R)
• M18: 1,966,464 km (0.073 R)
• M19: 2,042,161 km (0.062 R)
• M20: 2,130,872 km (0.08 R)
• M21: 2,214,946 km (0.054 R)
• M22: 2,343,002 km (0.082 R)
• M23: 2,417,352 km (0.094 R)
• M24: 2,594,027 km (0.069 R)
• M25: 2,684,085 km (0.081 R)
• M26: 2,762,025 km (0.066 R)
• M27: 2,860,610 km (0.073 R)
• M28: 2,993,902 km (0.057 R)
• M29: 3,115,675 km (0.028 R)
• M30: 3,190,923 km (0.085 R)
• M31: 3,336,182 km (0.069 R)
• M32: 3,490,866 km (0.049 R)
• M33: 3,569,106 km (0.052 R)
• M34: 3,720,200 km (0.117 R)
• M35: 3,866,058 km (0.087 R)
• M36: 4,178,568 km (0.089 R)
• M37: 4,254,264 km (0.1 R)
• M38: 4,383,816 km (0.101 R)
• M39: 4,468,488 km (0.089 R)
• M40: 4,670,745 km (0.088 R)
• M41: 4,741,355 km (0.115 R)
• M42: 4,915,786 km (0.051 R)
• M43: 5,011,678 km (0.069 R)
• M44: 5,509,390 km (0.09 R)
• M45: 5,584,189 km (0.116 R)
• M46: 5,734,834 km (0.082 R)

Asteroid Belt

Center: 1.16 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.9

Radius: 9.3

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.31 AU - 1.55 AU

Year: 1122 Days

Day: 13.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 71,084,039 km

• M1: 128,654 km (0.066 R)
• M2: 201,957 km (0.096 R)
• M3: 260,749 km (0.097 R)
• M4: 344,225 km (0.095 R)
• M5: 439,369 km (0.113 R)
• M6: 634,445 km (0.045 R)
• M7: 723,904 km (0.089 R)
• M8: 834,906 km (0.114 R)
• M9: 1,062,444 km (0.08 R)
• M10: 1,125,724 km (0.099 R)
• M11: 1,236,277 km (0.038 R)
• M12: 1,433,596 km (0.054 R)
• M13: 1,561,353 km (0.095 R)
• M14: 1,619,247 km (0.036 R)
• M15: 1,707,809 km (0.091 R)
• M16: 1,943,875 km (0.081 R)
• M17: 2,077,914 km (0.109 R)
• M18: 2,142,092 km (0.113 R)
• M19: 2,255,936 km (0.05 R)
• M20: 2,388,629 km (0.108 R)
• M21: 2,464,475 km (0.06 R)
• M22: 2,661,945 km (0.114 R)
• M23: 2,749,459 km (0.071 R)
• M24: 3,017,688 km (0.083 R)
• M25: 3,294,594 km (0.093 R)
• M26: 3,369,842 km (0.12 R)
• M27: 3,455,262 km (0.06 R)
• M28: 3,560,579 km (0.113 R)
• M29: 3,628,048 km (0.11 R)
• M30: 3,843,319 km (0.088 R)
• M31: 4,052,606 km (0.028 R)
• M32: 4,214,770 km (0.112 R)
• M33: 4,306,773 km (0.102 R)
• M34: 4,368,557 km (0.045 R)
• M35: 4,451,434 km (0.111 R)
• M36: 4,534,910 km (0.093 R)
• M37: 4,608,213 km (0.115 R)
• M38: 4,777,558 km (0.047 R)
• M39: 4,884,370 km (0.088 R)
• M40: 5,264,499 km (0.093 R)
• M41: 5,733,488 km (0.07 R)
• M42: 5,801,555 km (0.114 R)
• M43: 5,915,698 km (0.082 R)
• M44: 6,042,108 km (0.109 R)
• M45: 6,215,792 km (0.071 R)
• M46: 6,544,757 km (0.097 R)
• M47: 6,675,506 km (0.082 R)
• M48: 6,795,034 km (0.118 R)
• M49: 6,867,141 km (0.065 R)
• M50: 7,207,177 km (0.061 R)
• M51: 7,664,946 km (0.108 R)
• M52: 7,777,593 km (0.103 R)
• M53: 7,840,574 km (0.089 R)
• M54: 8,042,980 km (0.043 R)
• M55: 8,221,450 km (0.036 R)
• M56: 8,764,939 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.1

Radius: 8.5

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.6 AU - 1.86 AU

Year: 1493 Days

Day: 13.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 71,084,039 km

• M1: 106,663 km (0.071 R)
• M2: 169,195 km (0.062 R)
• M3: 289,322 km (0.112 R)
• M4: 358,885 km (0.049 R)
• M5: 435,479 km (0.045 R)
• M6: 660,175 km (0.058 R)
• M7: 745,446 km (0.043 R)
• M8: 841,189 km (0.074 R)
• M9: 927,656 km (0.043 R)
• M10: 1,024,147 km (0.107 R)
• M11: 1,088,175 km (0.04 R)
• M12: 1,161,029 km (0.077 R)
• M13: 1,273,377 km (0.096 R)
• M14: 1,334,712 km (0.096 R)
• M15: 1,623,885 km (0.078 R)
• M16: 1,682,378 km (0.119 R)
• M17: 1,793,080 km (0.063 R)
• M18: 2,039,767 km (0.11 R)
• M19: 2,185,774 km (0.092 R)
• M20: 2,250,700 km (0.081 R)
• M21: 2,507,410 km (0.118 R)
• M22: 2,683,786 km (0.103 R)
• M23: 2,763,521 km (0.098 R)
• M24: 2,844,005 km (0.05 R)
• M25: 3,007,516 km (0.118 R)
• M26: 3,121,659 km (0.087 R)
• M27: 3,205,733 km (0.109 R)
• M28: 3,560,130 km (0.112 R)
• M29: 3,915,724 km (0.056 R)
• M30: 4,166,899 km (0.033 R)
• M31: 4,236,313 km (0.108 R)
• M32: 4,317,843 km (0.078 R)
• M33: 4,721,010 km (0.117 R)
• M34: 4,781,298 km (0.104 R)
• M35: 4,890,654 km (0.076 R)
• M36: 4,951,690 km (0.117 R)
• M37: 5,260,759 km (0.09 R)
• M38: 5,360,989 km (0.103 R)
• M39: 5,678,436 km (0.086 R)
• M40: 5,781,359 km (0.062 R)
• M41: 5,975,986 km (0.064 R)
• M42: 6,345,044 km (0.11 R)
• M43: 6,572,582 km (0.048 R)
• M44: 6,762,123 km (0.112 R)
• M45: 6,980,985 km (0.098 R)
• M46: 7,327,603 km (0.066 R)
• M47: 7,425,739 km (0.104 R)
• M48: 7,594,785 km (0.098 R)
• M49: 7,694,118 km (0.113 R)
• M50: 7,808,111 km (0.057 R)
• M51: 7,936,915 km (0.1 R)
• M52: 8,562,533 km (0.091 R)
• M53: 8,636,285 km (0.077 R)
• M54: 8,963,456 km (0.095 R)
• M55: 9,038,255 km (0.07 R)
• M56: 9,876,152 km (0.117 R)
• M57: 10,093,368 km (0.113 R)
• M58: 10,171,309 km (0.087 R)
• M59: 10,265,107 km (0.099 R)
• M60: 10,580,010 km (0.085 R)
• M61: 10,643,290 km (0.073 R)

Planet 9 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.9

Radius: 13.5

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.8 AU - 2.2 AU

Year: 1855 Days

Day: 8.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,084,039 km

• M1: 173,085 km (0.093 R)
• M2: 352,752 km (0.114 R)
• M3: 526,884 km (0.044 R)
• M4: 856,149 km (0.096 R)
• M5: 983,905 km (0.079 R)
• M6: 1,148,313 km (0.081 R)
• M7: 1,658,292 km (0.107 R)
• M8: 1,911,412 km (0.092 R)
• M9: 2,077,017 km (0.051 R)
• M10: 2,183,830 km (0.066 R)
• M11: 2,773,545 km (0.114 R)
• M12: 2,948,125 km (0.052 R)
• M13: 3,040,427 km (0.079 R)
• M14: 3,213,213 km (0.107 R)
• M15: 4,562,885 km (0.05 R)
• M16: 4,929,549 km (0.117 R)
• M17: 5,031,126 km (0.12 R)
• M18: 5,125,073 km (0.119 R)
• M19: 5,288,434 km (0.088 R)
• M20: 5,532,578 km (0.101 R)
• M21: 5,744,708 km (0.092 R)
• M22: 6,177,345 km (0.115 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.7

Radius: 4.8

Gravity: 40.57 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7.65 AU - 8.79 AU

Year: 15460 Days

Day: 17.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 71,084,039 km

• M1: 231,278 km (0.078 R)
• M2: 307,424 km (0.104 R)
• M3: 357,389 km (0.073 R)
• M4: 447,298 km (0.12 R)
• M5: 565,181 km (0.07 R)
• M6: 1,291,478 km (0.095 R)
• M7: 1,431,801 km (0.088 R)
• M8: 2,139,399 km (0.086 R)
• M9: 2,172,311 km (0.09 R)
• M10: 2,205,372 km (0.059 R)
• M11: 2,373,370 km (0.097 R)
• M12: 2,441,736 km (0.104 R)
• M13: 3,388,691 km (0.084 R)
• M14: 3,504,629 km (0.101 R)
• M15: 4,994,175 km (0.069 R)
• M16: 5,574,316 km (0.12 R)
• M17: 5,757,124 km (0.117 R)
• M18: 7,996,305 km (0.06 R)
• M19: 8,254,362 km (0.114 R)
• M20: 8,937,725 km (0.084 R)
• M21: 8,991,131 km (0.079 R)
• M22: 11,037,032 km (0.06 R)
• M23: 11,094,178 km (0.077 R)
• M24: 11,730,119 km (0.116 R)
• M25: 12,259,246 km (0.097 R)
• M26: 13,158,330 km (0.036 R)
• M27: 13,279,803 km (0.051 R)
• M28: 13,585,132 km (0.118 R)
• M29: 13,830,922 km (0.05 R)
• M30: 14,202,672 km (0.072 R)
• M31: 14,640,246 km (0.048 R)
• M32: 15,082,457 km (0.057 R)
• M33: 15,786,016 km (0.094 R)
• M34: 17,491,282 km (0.086 R)
• M35: 17,558,003 km (0.119 R)
• M36: 17,960,272 km (0.047 R)
• M37: 20,366,553 km (0.092 R)
• M38: 21,214,474 km (0.116 R)
• M39: 21,858,044 km (0.105 R)
• M40: 22,001,957 km (0.043 R)
• M41: 22,074,063 km (0.09 R)
• M42: 22,290,681 km (0.112 R)
• M43: 23,017,876 km (0.049 R)
• M44: 24,720,001 km (0.077 R)
• M45: 25,245,987 km (0.045 R)
• M46: 25,396,931 km (0.076 R)
• M47: 25,472,478 km (0.098 R)
• M48: 26,309,030 km (0.067 R)
• M49: 26,385,474 km (0.093 R)
• M50: 26,845,936 km (0.067 R)
• M51: 27,930,820 km (0.059 R)
• M52: 29,505,188 km (0.107 R)
• M53: 29,584,774 km (0.088 R)
• M54: 30,143,073 km (0.106 R)
• M55: 31,432,158 km (0.09 R)
• M56: 31,838,765 km (0.113 R)
• M57: 32,001,827 km (0.119 R)
• M58: 33,648,151 km (0.092 R)
• M59: 33,897,531 km (0.105 R)
• M60: 34,064,034 km (0.039 R)
• M61: 34,565,336 km (0.053 R)
• M62: 35,490,748 km (0.108 R)
• M63: 35,913,961 km (0.096 R)
• M64: 36,765,621 km (0.082 R)
• M65: 37,710,033 km (0.061 R)
• M66: 39,710,456 km (0.093 R)
• M67: 40,590,989 km (0.056 R)
• M68: 41,388,794 km (0.06 R)
• M69: 41,834,297 km (0.118 R)
• M70: 42,191,835 km (0.032 R)
• M71: 43,541,807 km (0.077 R)
• M72: 44,085,595 km (0.065 R)
• M73: 44,631,777 km (0.077 R)
• M74: 48,329,537 km (0.081 R)
• M75: 49,552,350 km (0.102 R)
• M76: 50,025,378 km (0.113 R)
• M77: 50,309,914 km (0.095 R)
• M78: 52,028,344 km (0.111 R)
• M79: 52,605,343 km (0.064 R)
• M80: 56,604,992 km (0.092 R)
• M81: 57,000,529 km (0.108 R)
• M82: 57,495,997 km (0.078 R)
• M83: 57,793,996 km (0.076 R)
• M84: 58,891,147 km (0.036 R)
• M85: 59,592,910 km (0.045 R)
• M86: 61,106,093 km (0.059 R)
• M87: 61,207,370 km (0.102 R)
• M88: 61,308,798 km (0.028 R)
• M89: 61,511,652 km (0.07 R)
• M90: 64,170,007 km (0.111 R)
• M91: 64,995,338 km (0.081 R)
• M92: 66,448,382 km (0.077 R)
• M93: 66,969,880 km (0.115 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 17,953 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit