🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.44 AU - 0.66 AU

Year: 268 Days

Day: 13.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.61 AU - 0.65 AU

Year: 328 Days

Day: 34 Hours

Environment

Temp: -139 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575

Radius: 9.5

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.7 AU - 1.04 AU

Year: 532 Days

Day: 10.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 54,757,708 km

• M1: 125,363 km (0.113 R)
• M2: 212,728 km (0.094 R)
• M3: 279,299 km (0.116 R)
• M4: 356,641 km (0.083 R)
• M5: 454,179 km (0.078 R)
• M6: 650,601 km (0.031 R)
• M7: 713,881 km (0.107 R)
• M8: 775,067 km (0.113 R)
• M9: 889,060 km (0.112 R)
• M10: 969,993 km (0.095 R)
• M11: 1,043,744 km (0.107 R)
• M12: 1,104,032 km (0.089 R)
• M13: 1,186,461 km (0.115 R)
• M14: 1,254,977 km (0.075 R)
• M15: 1,352,215 km (0.082 R)
• M16: 1,463,366 km (0.084 R)
• M17: 1,531,583 km (0.092 R)
• M18: 1,671,307 km (0.064 R)
• M19: 1,748,949 km (0.118 R)
• M20: 1,839,904 km (0.093 R)
• M21: 2,122,495 km (0.104 R)
• M22: 2,213,300 km (0.12 R)
• M23: 2,272,392 km (0.114 R)
• M24: 2,351,978 km (0.04 R)
• M25: 2,486,765 km (0.074 R)
• M26: 2,645,040 km (0.094 R)
• M27: 2,806,606 km (0.058 R)
• M28: 2,921,048 km (0.116 R)
• M29: 3,000,634 km (0.083 R)
• M30: 3,117,620 km (0.111 R)
• M31: 3,243,731 km (0.066 R)
• M32: 3,333,789 km (0.069 R)
• M33: 3,439,853 km (0.095 R)
• M34: 3,702,248 km (0.093 R)
• M35: 3,867,554 km (0.045 R)
• M36: 4,003,239 km (0.03 R)
• M37: 4,140,420 km (0.116 R)
• M38: 4,287,475 km (0.116 R)
• M39: 4,403,114 km (0.105 R)
• M40: 4,494,668 km (0.114 R)
• M41: 4,671,194 km (0.096 R)
• M42: 4,824,382 km (0.055 R)
• M43: 4,996,569 km (0.058 R)
• M44: 5,100,839 km (0.03 R)
• M45: 5,197,030 km (0.082 R)
• M46: 5,409,160 km (0.093 R)
• M47: 5,507,296 km (0.051 R)
• M48: 5,759,967 km (0.118 R)
• M49: 5,841,946 km (0.065 R)
• M50: 6,053,328 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.7

Radius: 12.1

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.19 AU - 1.45 AU

Year: 995 Days

Day: 12 Hours

Environment

Temp: -170 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 54,757,708 km

• M1: 185,801 km (0.079 R)
• M2: 281,094 km (0.113 R)
• M3: 414,087 km (0.111 R)
• M4: 519,853 km (0.102 R)
• M5: 749,635 km (0.092 R)
• M6: 849,417 km (0.111 R)
• M7: 932,743 km (0.075 R)
• M8: 1,102,985 km (0.11 R)
• M9: 1,200,972 km (0.12 R)
• M10: 1,357,002 km (0.083 R)
• M11: 1,469,051 km (0.079 R)
• M12: 1,597,406 km (0.068 R)
• M13: 1,770,192 km (0.089 R)
• M14: 2,005,659 km (0.097 R)
• M15: 2,156,304 km (0.101 R)
• M16: 2,310,838 km (0.082 R)
• M17: 2,884,845 km (0.056 R)
• M18: 3,105,353 km (0.078 R)
• M19: 3,188,379 km (0.081 R)
• M20: 3,297,586 km (0.115 R)
• M21: 3,511,062 km (0.119 R)
• M22: 3,764,331 km (0.057 R)
• M23: 4,105,564 km (0.048 R)
• M24: 4,252,319 km (0.086 R)
• M25: 4,712,483 km (0.116 R)
• M26: 4,953,485 km (0.11 R)
• M27: 5,109,814 km (0.077 R)
• M28: 5,287,836 km (0.11 R)
• M29: 5,367,572 km (0.026 R)
• M30: 5,457,779 km (0.062 R)
• M31: 5,558,608 km (0.115 R)
• M32: 5,680,381 km (0.104 R)
• M33: 5,762,211 km (0.086 R)
• M34: 6,218,783 km (0.08 R)
• M35: 6,611,777 km (0.098 R)
• M36: 7,210,917 km (0.032 R)
• M37: 7,489,169 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787

Radius: 9.7

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.23 AU - 4.93 AU

Year: 5406 Days

Day: 12.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 54,757,708 km

• M1: 491,728 km (0.089 R)
• M2: 596,297 km (0.06 R)
• M3: 709,244 km (0.09 R)
• M4: 972,536 km (0.097 R)
• M5: 1,139,038 km (0.059 R)
• M6: 1,315,264 km (0.116 R)
• M7: 1,415,196 km (0.113 R)
• M8: 1,535,173 km (0.085 R)
• M9: 1,748,949 km (0.112 R)
• M10: 2,068,490 km (0.112 R)
• M11: 2,146,430 km (0.06 R)
• M12: 3,224,433 km (0.048 R)
• M13: 3,292,500 km (0.061 R)
• M14: 3,592,892 km (0.063 R)
• M15: 3,734,561 km (0.104 R)
• M16: 4,496,164 km (0.08 R)
• M17: 4,572,459 km (0.117 R)
• M18: 4,700,515 km (0.087 R)
• M19: 5,278,112 km (0.118 R)
• M20: 5,358,596 km (0.1 R)
• M21: 5,712,245 km (0.109 R)
• M22: 6,017,425 km (0.089 R)
• M23: 6,101,648 km (0.045 R)
• M24: 6,214,445 km (0.084 R)
• M25: 6,528,451 km (0.085 R)
• M26: 6,730,857 km (0.066 R)
• M27: 6,818,372 km (0.098 R)
• M28: 6,994,299 km (0.105 R)
• M29: 7,591,793 km (0.075 R)
• M30: 7,896,673 km (0.105 R)
• M31: 8,676,527 km (0.051 R)
• M32: 8,995,470 km (0.118 R)
• M33: 10,041,458 km (0.096 R)
• M34: 10,174,899 km (0.098 R)
• M35: 10,851,082 km (0.036 R)
• M36: 11,022,371 km (0.072 R)
• M37: 11,091,186 km (0.039 R)
• M38: 11,506,919 km (0.09 R)
• M39: 11,576,631 km (0.085 R)
• M40: 11,681,649 km (0.107 R)
• M41: 12,211,076 km (0.116 R)
• M42: 12,282,284 km (0.116 R)
• M43: 12,460,755 km (0.081 R)
• M44: 12,929,146 km (0.076 R)
• M45: 13,994,731 km (0.076 R)
• M46: 14,556,920 km (0.094 R)
• M47: 14,783,860 km (0.059 R)
• M48: 15,471,711 km (0.1 R)
• M49: 15,587,350 km (0.105 R)
• M50: 15,742,034 km (0.116 R)
• M51: 16,052,899 km (0.061 R)
• M52: 16,209,079 km (0.118 R)
• M53: 16,601,773 km (0.088 R)
• M54: 17,516,863 km (0.097 R)
• M55: 18,000,813 km (0.116 R)
• M56: 18,163,126 km (0.109 R)
• M57: 18,858,308 km (0.053 R)
• M58: 20,274,850 km (0.049 R)
• M59: 20,613,091 km (0.105 R)
• M60: 20,910,491 km (0.108 R)
• M61: 20,995,762 km (0.115 R)
• M62: 21,295,107 km (0.062 R)
• M63: 21,639,033 km (0.11 R)
• M64: 22,419,335 km (0.108 R)
• M65: 22,681,431 km (0.035 R)
• M66: 23,341,307 km (0.068 R)
• M67: 23,784,715 km (0.113 R)
• M68: 24,544,971 km (0.034 R)
• M69: 24,905,502 km (0.091 R)
• M70: 25,495,068 km (0.113 R)
• M71: 26,503,208 km (0.074 R)
• M72: 27,898,956 km (0.105 R)
• M73: 28,228,071 km (0.088 R)
• M74: 28,795,197 km (0.095 R)
• M75: 28,890,042 km (0.073 R)
• M76: 28,985,036 km (0.091 R)
• M77: 29,127,753 km (0.118 R)
• M78: 29,557,248 km (0.096 R)
• M79: 30,037,008 km (0.077 R)
• M80: 30,326,032 km (0.081 R)
• M81: 30,519,162 km (0.106 R)
• M82: 30,858,301 km (0.114 R)
• M83: 31,785,060 km (0.109 R)
• M84: 32,178,053 km (0.054 R)
• M85: 32,375,074 km (0.065 R)
• M86: 33,117,677 km (0.104 R)
• M87: 33,217,160 km (0.113 R)

Asteroid Belt

Center: 4.57 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.8

Radius: 12.1

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 4.02 AU - 6.08 AU

Year: 7445 Days

Day: 13.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 54,757,708 km

• M1: 151,393 km (0.071 R)
• M2: 541,993 km (0.05 R)
• M3: 665,112 km (0.097 R)
• M4: 810,671 km (0.058 R)
• M5: 893,847 km (0.11 R)
• M6: 1,384,827 km (0.034 R)
• M7: 1,545,944 km (0.097 R)
• M8: 1,636,601 km (0.107 R)
• M9: 1,760,468 km (0.093 R)
• M10: 2,084,048 km (0.051 R)
• M11: 2,184,877 km (0.088 R)
• M12: 2,444,429 km (0.068 R)
• M13: 2,623,199 km (0.08 R)
• M14: 2,732,555 km (0.088 R)
• M15: 3,204,686 km (0.116 R)
• M16: 3,560,729 km (0.107 R)
• M17: 3,908,843 km (0.041 R)
• M18: 4,118,729 km (0.115 R)
• M19: 4,225,093 km (0.089 R)
• M20: 5,431,899 km (0.113 R)
• M21: 6,025,054 km (0.077 R)
• M22: 6,341,753 km (0.047 R)
• M23: 7,636,074 km (0.11 R)
• M24: 7,978,802 km (0.119 R)
• M25: 8,058,688 km (0.119 R)
• M26: 8,353,695 km (0.075 R)
• M27: 8,461,854 km (0.119 R)
• M28: 8,625,065 km (0.052 R)
• M29: 8,789,174 km (0.049 R)
• M30: 8,926,804 km (0.057 R)
• M31: 9,204,308 km (0.084 R)
• M32: 9,569,177 km (0.062 R)
• M33: 9,796,117 km (0.073 R)
• M34: 10,284,405 km (0.081 R)
• M35: 10,516,880 km (0.116 R)
• M36: 11,857,127 km (0.087 R)
• M37: 12,749,030 km (0.11 R)
• M38: 12,905,060 km (0.08 R)
• M39: 13,061,689 km (0.102 R)
• M40: 13,250,482 km (0.098 R)
• M41: 14,434,699 km (0.091 R)
• M42: 14,629,924 km (0.096 R)
• M43: 14,858,659 km (0.119 R)
• M44: 15,253,896 km (0.032 R)
• M45: 15,987,225 km (0.055 R)
• M46: 16,088,204 km (0.069 R)
• M47: 16,290,610 km (0.112 R)
• M48: 17,143,318 km (0.057 R)
• M49: 17,246,540 km (0.11 R)
• M50: 17,419,176 km (0.078 R)
• M51: 17,905,668 km (0.049 R)
• M52: 18,115,554 km (0.09 R)
• M53: 18,361,343 km (0.042 R)
• M54: 18,714,544 km (0.087 R)
• M55: 19,034,235 km (0.097 R)
• M56: 19,141,197 km (0.049 R)
• M57: 19,319,967 km (0.098 R)
• M58: 19,571,291 km (0.076 R)
• M59: 19,715,204 km (0.055 R)
• M60: 19,823,513 km (0.034 R)
• M61: 20,076,932 km (0.107 R)
• M62: 20,916,924 km (0.051 R)
• M63: 21,174,980 km (0.097 R)
• M64: 21,545,385 km (0.068 R)
• M65: 22,029,932 km (0.103 R)
• M66: 23,048,095 km (0.116 R)
• M67: 23,238,384 km (0.119 R)
• M68: 24,313,244 km (0.073 R)
• M69: 24,429,482 km (0.098 R)
• M70: 25,640,327 km (0.101 R)
• M71: 26,352,413 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 926.8

Radius: 7.6

Gravity: 16.05 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.85 AU - 7.85 AU

Year: 10497 Days

Day: 18.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 54,757,708 km

• M1: 141,220 km (0.066 R)
• M2: 215,720 km (0.039 R)
• M3: 378,483 km (0.076 R)
• M4: 858,093 km (0.11 R)
• M5: 938,427 km (0.12 R)
• M6: 1,619,846 km (0.103 R)
• M7: 1,954,347 km (0.063 R)
• M8: 2,366,788 km (0.061 R)
• M9: 2,836,076 km (0.083 R)
• M10: 2,988,666 km (0.091 R)
• M11: 3,301,924 km (0.119 R)
• M12: 3,724,987 km (0.107 R)
• M13: 4,479,409 km (0.079 R)
• M14: 5,057,306 km (0.063 R)
• M15: 5,242,657 km (0.084 R)
• M16: 5,392,554 km (0.118 R)
• M17: 5,889,668 km (0.045 R)
• M18: 5,967,459 km (0.086 R)
• M19: 6,764,068 km (0.059 R)
• M20: 7,383,253 km (0.107 R)
• M21: 7,678,560 km (0.115 R)
• M22: 7,763,531 km (0.037 R)
• M23: 8,150,242 km (0.112 R)
• M24: 8,455,272 km (0.109 R)
• M25: 8,587,067 km (0.116 R)
• M26: 8,853,052 km (0.073 R)
• M27: 9,076,552 km (0.078 R)
• M28: 9,211,638 km (0.056 R)
• M29: 10,222,471 km (0.066 R)
• M30: 11,027,457 km (0.093 R)
• M31: 12,198,210 km (0.112 R)
• M32: 12,446,992 km (0.048 R)
• M33: 12,747,983 km (0.095 R)
• M34: 12,899,226 km (0.034 R)
• M35: 13,305,683 km (0.104 R)
• M36: 13,356,846 km (0.068 R)
• M37: 13,613,406 km (0.049 R)
• M38: 13,819,702 km (0.093 R)
• M39: 13,923,373 km (0.083 R)
• M40: 14,973,400 km (0.08 R)
• M41: 15,615,475 km (0.082 R)
• M42: 15,831,643 km (0.109 R)
• M43: 17,037,701 km (0.088 R)
• M44: 17,371,604 km (0.097 R)
• M45: 17,427,554 km (0.078 R)
• M46: 18,901,392 km (0.083 R)
• M47: 21,605,373 km (0.064 R)
• M48: 22,269,588 km (0.058 R)
• M49: 22,512,834 km (0.056 R)
• M50: 22,573,870 km (0.085 R)
• M51: 22,818,163 km (0.098 R)
• M52: 23,309,443 km (0.064 R)
• M53: 23,371,077 km (0.117 R)
• M54: 24,741,393 km (0.086 R)
• M55: 24,867,205 km (0.065 R)
• M56: 25,182,707 km (0.107 R)
• M57: 25,499,705 km (0.116 R)
• M58: 26,009,535 km (0.105 R)
• M59: 26,137,441 km (0.104 R)
• M60: 26,522,655 km (0.066 R)
• M61: 26,780,412 km (0.056 R)
• M62: 30,005,743 km (0.028 R)
• M63: 31,017,323 km (0.071 R)
• M64: 31,085,241 km (0.087 R)
• M65: 31,357,060 km (0.067 R)
• M66: 32,935,467 km (0.082 R)
• M67: 33,699,464 km (0.092 R)
• M68: 34,048,625 km (0.047 R)
• M69: 35,315,569 km (0.113 R)
• M70: 36,097,517 km (0.079 R)
• M71: 37,317,039 km (0.098 R)
• M72: 38,113,349 km (0.061 R)
• M73: 38,186,053 km (0.116 R)
• M74: 39,061,799 km (0.091 R)
• M75: 39,208,256 km (0.103 R)
• M76: 39,502,066 km (0.109 R)
• M77: 40,239,583 km (0.059 R)
• M78: 41,952,928 km (0.03 R)
• M79: 42,103,124 km (0.073 R)
• M80: 42,705,405 km (0.094 R)
• M81: 43,766,203 km (0.112 R)
• M82: 45,759,146 km (0.106 R)
• M83: 47,234,331 km (0.06 R)
• M84: 48,488,559 km (0.068 R)
• M85: 48,646,086 km (0.103 R)
• M86: 49,436,412 km (0.107 R)
• M87: 51,993,787 km (0.071 R)
• M88: 52,155,054 km (0.115 R)
• M89: 52,639,751 km (0.097 R)
• M90: 52,720,683 km (0.096 R)
• M91: 53,207,175 km (0.088 R)
• M92: 53,532,401 km (0.063 R)
• M93: 53,695,313 km (0.037 R)
• M94: 54,429,988 km (0.114 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 18,509 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit