🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.45 AU - 0.75 AU

Year: 171 Days

Day: 27.5 Hours

Environment

Temp: 146 °C

Axial Tilt: 7.9 °

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: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.52 AU - 0.7 AU

Year: 176 Days

Day: 14.7 Hours

Environment

Temp: 134 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.74 AU - 1.02 AU

Year: 305 Days

Day: 36.8 Hours

Environment

Temp: 138 °C

Axial Tilt: 27.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.94 AU - 1.02 AU

Year: 358 Days

Day: 17.6 Hours

Environment

Temp: 16 °C

Axial Tilt: 1.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.09 AU - 3.35 AU

Year: 1655 Days

Day: 27.9 Hours

Environment

Temp: -99 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.7

Radius: 8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.07 AU - 10.55 AU

Year: 10481 Days

Day: 13.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 48,953,380 km

• M1: 169,494 km (0.071 R)
• M2: 252,222 km (0.095 R)
• M3: 304,282 km (0.119 R)
• M4: 406,906 km (0.077 R)
• M5: 463,305 km (0.102 R)
• M6: 540,198 km (0.119 R)
• M7: 594,053 km (0.033 R)
• M8: 650,003 km (0.063 R)
• M9: 747,690 km (0.095 R)
• M10: 969,095 km (0.032 R)
• M11: 1,116,748 km (0.065 R)
• M12: 1,296,415 km (0.071 R)
• M13: 1,358,349 km (0.107 R)
• M14: 1,408,763 km (0.106 R)
• M15: 1,616,555 km (0.098 R)
• M16: 1,876,406 km (0.105 R)
• M17: 2,120,101 km (0.076 R)
• M18: 2,178,893 km (0.095 R)
• M19: 2,528,054 km (0.104 R)
• M20: 2,911,025 km (0.057 R)
• M21: 3,607,253 km (0.045 R)
• M22: 3,838,532 km (0.045 R)
• M23: 3,910,638 km (0.072 R)
• M24: 4,240,800 km (0.043 R)
• M25: 4,315,450 km (0.11 R)
• M26: 4,428,247 km (0.108 R)
• M27: 4,714,427 km (0.042 R)
• M28: 5,164,866 km (0.118 R)
• M29: 5,405,420 km (0.031 R)
• M30: 5,588,378 km (0.111 R)
• M31: 5,752,637 km (0.065 R)
• M32: 6,043,904 km (0.075 R)
• M33: 6,276,079 km (0.039 R)
• M34: 6,339,958 km (0.049 R)
• M35: 6,968,418 km (0.08 R)
• M36: 7,301,274 km (0.065 R)
• M37: 7,368,593 km (0.09 R)
• M38: 7,936,616 km (0.034 R)
• M39: 8,005,730 km (0.119 R)
• M40: 8,190,932 km (0.097 R)
• M41: 8,518,701 km (0.07 R)
• M42: 8,779,151 km (0.072 R)
• M43: 8,874,594 km (0.099 R)
• M44: 9,699,178 km (0.114 R)
• M45: 9,822,447 km (0.068 R)
• M46: 9,896,797 km (0.118 R)
• M47: 10,045,796 km (0.057 R)
• M48: 10,145,578 km (0.113 R)
• M49: 10,624,142 km (0.097 R)
• M50: 10,930,219 km (0.08 R)
• M51: 11,239,138 km (0.062 R)
• M52: 11,655,619 km (0.116 R)
• M53: 12,316,243 km (0.067 R)
• M54: 12,476,762 km (0.038 R)
• M55: 12,934,980 km (0.099 R)
• M56: 13,207,098 km (0.115 R)
• M57: 13,371,207 km (0.076 R)
• M58: 14,398,645 km (0.103 R)
• M59: 14,624,089 km (0.076 R)
• M60: 15,049,995 km (0.118 R)
• M61: 15,595,428 km (0.115 R)
• M62: 16,088,802 km (0.086 R)
• M63: 16,675,974 km (0.101 R)
• M64: 17,031,568 km (0.05 R)
• M65: 17,389,705 km (0.064 R)
• M66: 17,720,167 km (0.12 R)
• M67: 17,961,768 km (0.12 R)
• M68: 18,326,338 km (0.118 R)
• M69: 18,816,121 km (0.04 R)
• M70: 18,970,207 km (0.057 R)
• M71: 19,372,475 km (0.089 R)
• M72: 20,090,994 km (0.098 R)
• M73: 20,406,197 km (0.086 R)
• M74: 20,532,607 km (0.115 R)
• M75: 20,945,647 km (0.117 R)
• M76: 21,489,884 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.8

Radius: 8.8

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 9.49 AU - 11.23 AU

Year: 12303 Days

Day: 13.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 48,953,380 km

• M1: 456,573 km (0.092 R)
• M2: 615,595 km (0.087 R)
• M3: 687,402 km (0.088 R)
• M4: 777,759 km (0.091 R)
• M5: 872,455 km (0.117 R)
• M6: 1,144,424 km (0.062 R)
• M7: 1,216,679 km (0.108 R)
• M8: 1,290,431 km (0.058 R)
• M9: 1,580,950 km (0.078 R)
• M10: 1,682,378 km (0.086 R)
• M11: 1,744,311 km (0.083 R)
• M12: 1,891,964 km (0.094 R)
• M13: 2,382,645 km (0.056 R)
• M14: 2,594,476 km (0.071 R)
• M15: 2,714,902 km (0.091 R)
• M16: 2,812,590 km (0.084 R)
• M17: 3,344,859 km (0.113 R)
• M18: 3,529,163 km (0.111 R)
• M19: 3,907,945 km (0.104 R)
• M20: 3,963,147 km (0.118 R)
• M21: 4,442,758 km (0.087 R)
• M22: 4,704,105 km (0.046 R)
• M23: 4,792,368 km (0.12 R)
• M24: 5,000,458 km (0.105 R)
• M25: 5,394,948 km (0.037 R)
• M26: 5,487,399 km (0.104 R)
• M27: 5,673,798 km (0.113 R)
• M28: 6,246,010 km (0.079 R)
• M29: 6,736,691 km (0.038 R)
• M30: 6,903,044 km (0.114 R)
• M31: 7,478,996 km (0.106 R)
• M32: 7,859,723 km (0.064 R)
• M33: 8,176,122 km (0.111 R)
• M34: 8,353,695 km (0.098 R)
• M35: 8,496,561 km (0.105 R)
• M36: 9,932,551 km (0.065 R)
• M37: 10,236,384 km (0.065 R)
• M38: 12,122,514 km (0.06 R)
• M39: 12,284,528 km (0.038 R)
• M40: 13,480,264 km (0.118 R)
• M41: 13,606,076 km (0.071 R)
• M42: 13,774,374 km (0.092 R)
• M43: 14,798,969 km (0.102 R)
• M44: 14,885,587 km (0.078 R)
• M45: 15,146,036 km (0.106 R)
• M46: 17,374,895 km (0.05 R)
• M47: 17,695,035 km (0.105 R)
• M48: 17,970,893 km (0.036 R)
• M49: 18,434,048 km (0.11 R)
• M50: 19,372,027 km (0.065 R)
• M51: 19,561,567 km (0.059 R)
• M52: 19,751,706 km (0.047 R)
• M53: 20,181,650 km (0.107 R)
• M54: 20,469,925 km (0.056 R)
• M55: 20,808,017 km (0.061 R)
• M56: 21,099,284 km (0.063 R)
• M57: 21,538,802 km (0.113 R)
• M58: 21,833,510 km (0.052 R)
• M59: 22,775,378 km (0.094 R)
• M60: 23,025,506 km (0.047 R)
• M61: 23,478,039 km (0.088 R)
• M62: 23,679,997 km (0.093 R)
• M63: 24,493,959 km (0.086 R)
• M64: 25,992,331 km (0.054 R)
• M65: 26,358,546 km (0.081 R)
• M66: 26,568,582 km (0.097 R)
• M67: 27,042,957 km (0.117 R)
• M68: 27,361,002 km (0.084 R)
• M69: 28,537,140 km (0.109 R)
• M70: 28,969,029 km (0.109 R)
• M71: 29,131,493 km (0.067 R)
• M72: 29,402,863 km (0.053 R)
• M73: 29,675,281 km (0.064 R)
• M74: 30,003,199 km (0.111 R)
• M75: 31,326,692 km (0.12 R)
• M76: 31,995,693 km (0.108 R)
• M77: 32,163,692 km (0.113 R)
• M78: 33,234,214 km (0.055 R)
• M79: 33,745,540 km (0.081 R)
• M80: 35,121,391 km (0.105 R)
• M81: 35,584,098 km (0.099 R)
• M82: 36,632,629 km (0.113 R)
• M83: 36,749,615 km (0.098 R)
• M84: 38,759,761 km (0.089 R)
• M85: 39,357,853 km (0.111 R)
• M86: 39,537,820 km (0.105 R)
• M87: 40,260,527 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 83.3

Radius: 3.1

Gravity: 8.67 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 17.74 AU - 19.46 AU

Year: 29597 Days

Day: 19.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 48,953,380 km

• M1: 111,002 km (0.07 R)
• M2: 137,480 km (0.076 R)
• M3: 318,494 km (0.086 R)
• M4: 345,272 km (0.091 R)
• M5: 812,017 km (0.075 R)
• M6: 1,229,395 km (0.05 R)
• M7: 1,293,722 km (0.1 R)
• M8: 1,425,817 km (0.108 R)
• M9: 1,448,257 km (0.057 R)
• M10: 1,585,438 km (0.083 R)
• M11: 2,278,525 km (0.116 R)
• M12: 3,139,760 km (0.052 R)
• M13: 3,467,080 km (0.119 R)
• M14: 3,497,449 km (0.08 R)
• M15: 3,867,853 km (0.028 R)
• M16: 3,962,399 km (0.077 R)
• M17: 4,057,693 km (0.109 R)
• M18: 4,153,734 km (0.072 R)
• M19: 4,282,987 km (0.071 R)
• M20: 4,545,531 km (0.1 R)
• M21: 5,259,113 km (0.076 R)
• M22: 5,717,930 km (0.07 R)
• M23: 6,006,803 km (0.119 R)
• M24: 6,043,156 km (0.077 R)
• M25: 7,054,138 km (0.076 R)
• M26: 7,480,791 km (0.097 R)
• M27: 8,076,041 km (0.094 R)
• M28: 8,481,302 km (0.042 R)
• M29: 8,604,122 km (0.069 R)
• M30: 8,851,556 km (0.091 R)
• M31: 9,522,952 km (0.107 R)
• M32: 9,821,699 km (0.119 R)
• M33: 10,080,353 km (0.08 R)
• M34: 10,166,970 km (0.067 R)
• M35: 10,913,763 km (0.113 R)
• M36: 11,092,084 km (0.098 R)
• M37: 11,181,543 km (0.065 R)
• M38: 11,316,331 km (0.083 R)
• M39: 12,043,825 km (0.096 R)
• M40: 12,320,432 km (0.078 R)
• M41: 12,459,558 km (0.051 R)
• M42: 12,599,282 km (0.069 R)
• M43: 13,021,298 km (0.109 R)
• M44: 13,068,421 km (0.106 R)
• M45: 13,210,390 km (0.082 R)
• M46: 14,952,307 km (0.111 R)
• M47: 15,699,249 km (0.112 R)
• M48: 15,950,873 km (0.115 R)
• M49: 16,102,416 km (0.116 R)
• M50: 16,203,843 km (0.115 R)
• M51: 16,867,758 km (0.077 R)
• M52: 17,228,888 km (0.082 R)
• M53: 18,327,684 km (0.115 R)
• M54: 19,341,060 km (0.088 R)
• M55: 21,088,513 km (0.104 R)
• M56: 21,477,467 km (0.025 R)
• M57: 22,149,760 km (0.113 R)
• M58: 22,488,599 km (0.096 R)
• M59: 22,885,931 km (0.043 R)
• M60: 22,942,778 km (0.034 R)
• M61: 23,457,545 km (0.047 R)
• M62: 23,514,990 km (0.114 R)
• M63: 24,265,672 km (0.118 R)
• M64: 24,498,297 km (0.076 R)
• M65: 25,318,093 km (0.03 R)
• M66: 26,325,635 km (0.092 R)
• M67: 26,624,531 km (0.098 R)
• M68: 26,804,348 km (0.058 R)
• M69: 29,425,901 km (0.111 R)
• M70: 30,484,605 km (0.048 R)
• M71: 31,682,735 km (0.039 R)
• M72: 31,873,173 km (0.111 R)
• M73: 32,447,180 km (0.119 R)
• M74: 33,346,861 km (0.077 R)
• M75: 34,515,520 km (0.09 R)
• M76: 36,892,630 km (0.09 R)
• M77: 37,093,091 km (0.059 R)
• M78: 39,117,749 km (0.103 R)
• M79: 39,663,631 km (0.115 R)
• M80: 39,731,998 km (0.082 R)
• M81: 41,177,861 km (0.047 R)
• M82: 41,247,125 km (0.027 R)
• M83: 41,385,802 km (0.118 R)
• M84: 41,663,605 km (0.119 R)
• M85: 41,872,444 km (0.118 R)
• M86: 42,011,720 km (0.066 R)
• M87: 43,343,440 km (0.102 R)
• M88: 43,696,192 km (0.057 R)
• M89: 44,120,750 km (0.114 R)
• M90: 44,760,132 km (0.051 R)
• M91: 45,259,489 km (0.12 R)
• M92: 45,474,162 km (0.091 R)
• M93: 45,688,985 km (0.117 R)
• M94: 46,407,952 km (0.046 R)
• M95: 46,841,038 km (0.098 R)
• M96: 47,856,957 km (0.088 R)
• M97: 48,148,523 km (0.037 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 539 - 19,118 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit