🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.55 AU - 0.71 AU

Year: 323 Days

Day: 41.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.8

Radius: 13

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.87 AU - 0.95 AU

Year: 561 Days

Day: 11.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 28,465,260 km

• M1: 189,092 km (0.116 R)
• M2: 292,763 km (0.106 R)
• M3: 486,642 km (0.112 R)
• M4: 634,744 km (0.086 R)
• M5: 731,234 km (0.106 R)
• M6: 847,921 km (0.107 R)
• M7: 951,442 km (0.026 R)
• M8: 1,183,319 km (0.067 R)
• M9: 1,428,360 km (0.086 R)
• M10: 1,615,507 km (0.091 R)
• M11: 1,721,871 km (0.067 R)
• M12: 1,830,629 km (0.12 R)
• M13: 2,089,134 km (0.089 R)
• M14: 2,177,995 km (0.082 R)
• M15: 2,445,476 km (0.115 R)
• M16: 2,642,048 km (0.108 R)
• M17: 2,806,157 km (0.086 R)
• M18: 2,966,227 km (0.117 R)
• M19: 3,192,119 km (0.059 R)
• M20: 3,375,377 km (0.089 R)
• M21: 3,710,925 km (0.08 R)
• M22: 3,853,342 km (0.07 R)
• M23: 3,946,392 km (0.112 R)
• M24: 4,066,070 km (0.044 R)
• M25: 4,282,688 km (0.08 R)
• M26: 4,458,765 km (0.107 R)
• M27: 4,556,751 km (0.116 R)
• M28: 4,736,568 km (0.085 R)
• M29: 4,836,499 km (0.067 R)
• M30: 4,937,179 km (0.079 R)
• M31: 5,020,056 km (0.108 R)
• M32: 5,112,657 km (0.113 R)
• M33: 5,224,706 km (0.111 R)
• M34: 5,394,200 km (0.108 R)
• M35: 5,594,212 km (0.069 R)
• M36: 5,729,000 km (0.065 R)
• M37: 6,149,669 km (0.104 R)
• M38: 6,249,002 km (0.096 R)
• M39: 6,348,934 km (0.08 R)
• M40: 6,439,141 km (0.084 R)
• M41: 6,621,202 km (0.118 R)
• M42: 6,712,756 km (0.055 R)
• M43: 6,969,466 km (0.104 R)
• M44: 7,083,609 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.4

Radius: 12.9

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.85 AU - 1.03 AU

Year: 588 Days

Day: 8.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 28,465,260 km

• M1: 164,258 km (0.084 R)
• M2: 250,277 km (0.087 R)
• M3: 352,153 km (0.066 R)
• M4: 433,086 km (0.068 R)
• M5: 520,002 km (0.102 R)
• M6: 689,347 km (0.092 R)
• M7: 817,403 km (0.05 R)
• M8: 901,477 km (0.092 R)
• M9: 1,004,400 km (0.087 R)
• M10: 1,111,811 km (0.099 R)
• M11: 1,198,129 km (0.097 R)
• M12: 1,286,990 km (0.05 R)
• M13: 1,476,381 km (0.059 R)
• M14: 1,567,786 km (0.042 R)
• M15: 1,661,135 km (0.086 R)
• M16: 1,742,067 km (0.068 R)
• M17: 2,100,205 km (0.115 R)
• M18: 2,188,318 km (0.12 R)
• M19: 2,432,910 km (0.062 R)
• M20: 2,558,722 km (0.12 R)
• M21: 2,675,558 km (0.074 R)
• M22: 2,765,765 km (0.112 R)
• M23: 2,857,020 km (0.115 R)
• M24: 2,943,637 km (0.092 R)
• M25: 3,066,158 km (0.109 R)
• M26: 3,184,639 km (0.08 R)
• M27: 3,304,617 km (0.107 R)
• M28: 3,686,391 km (0.1 R)
• M29: 3,806,219 km (0.066 R)
• M30: 3,972,422 km (0.099 R)
• M31: 4,154,183 km (0.107 R)
• M32: 4,239,454 km (0.1 R)
• M33: 4,358,684 km (0.11 R)
• M34: 4,478,811 km (0.109 R)
• M35: 4,600,284 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.6

Radius: 11.6

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.19 AU - 1.73 AU

Year: 1139 Days

Day: 13 Hours

Environment

Temp: -180 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 28,465,260 km

• M1: 152,889 km (0.111 R)
• M2: 226,940 km (0.103 R)
• M3: 320,139 km (0.062 R)
• M4: 400,623 km (0.091 R)
• M5: 496,216 km (0.118 R)
• M6: 616,642 km (0.119 R)
• M7: 705,504 km (0.115 R)
• M8: 795,861 km (0.077 R)
• M9: 923,168 km (0.099 R)
• M10: 1,073,215 km (0.112 R)
• M11: 1,163,423 km (0.117 R)
• M12: 1,235,978 km (0.084 R)
• M13: 1,445,714 km (0.064 R)
• M14: 1,537,567 km (0.12 R)
• M15: 1,640,341 km (0.095 R)
• M16: 1,727,107 km (0.116 R)
• M17: 1,862,793 km (0.09 R)
• M18: 1,943,875 km (0.044 R)
• M19: 2,154,808 km (0.08 R)
• M20: 2,265,510 km (0.089 R)
• M21: 2,404,337 km (0.098 R)
• M22: 2,493,049 km (0.107 R)
• M23: 2,609,735 km (0.059 R)
• M24: 2,695,754 km (0.1 R)
• M25: 2,821,117 km (0.098 R)
• M26: 2,898,309 km (0.088 R)
• M27: 2,993,154 km (0.09 R)
• M28: 3,094,731 km (0.032 R)
• M29: 3,191,671 km (0.071 R)
• M30: 3,423,996 km (0.071 R)
• M31: 3,679,958 km (0.101 R)
• M32: 3,782,881 km (0.084 R)
• M33: 3,911,386 km (0.114 R)
• M34: 4,217,014 km (0.092 R)
• M35: 4,337,590 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.6

Radius: 10.7

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.89 AU - 2.81 AU

Year: 2326 Days

Day: 11.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 28,465,260 km

• M1: 158,275 km (0.108 R)
• M2: 378,931 km (0.091 R)
• M3: 543,190 km (0.115 R)
• M4: 642,523 km (0.041 R)
• M5: 725,400 km (0.094 R)
• M6: 937,231 km (0.082 R)
• M7: 1,086,978 km (0.082 R)
• M8: 1,235,529 km (0.096 R)
• M9: 1,351,617 km (0.104 R)
• M10: 1,743,414 km (0.057 R)
• M11: 1,841,400 km (0.067 R)
• M12: 1,930,261 km (0.114 R)
• M13: 2,287,800 km (0.098 R)
• M14: 2,505,316 km (0.105 R)
• M15: 2,616,616 km (0.083 R)
• M16: 2,986,422 km (0.049 R)
• M17: 3,117,919 km (0.051 R)
• M18: 3,918,267 km (0.119 R)
• M19: 4,019,096 km (0.103 R)
• M20: 4,341,629 km (0.094 R)
• M21: 4,551,366 km (0.11 R)
• M22: 4,764,393 km (0.094 R)
• M23: 4,996,270 km (0.105 R)
• M24: 5,105,775 km (0.071 R)
• M25: 5,584,189 km (0.051 R)
• M26: 5,681,727 km (0.104 R)
• M27: 6,143,985 km (0.094 R)
• M28: 6,481,627 km (0.036 R)
• M29: 6,669,821 km (0.116 R)
• M30: 6,808,049 km (0.037 R)
• M31: 7,016,888 km (0.061 R)
• M32: 7,122,205 km (0.092 R)
• M33: 7,210,318 km (0.085 R)
• M34: 7,352,137 km (0.041 R)
• M35: 7,566,511 km (0.045 R)
• M36: 7,728,675 km (0.099 R)
• M37: 8,019,942 km (0.109 R)
• M38: 8,130,046 km (0.11 R)
• M39: 8,277,699 km (0.112 R)
• M40: 8,426,250 km (0.119 R)
• M41: 8,744,744 km (0.095 R)
• M42: 9,029,129 km (0.1 R)
• M43: 9,239,763 km (0.088 R)
• M44: 9,432,445 km (0.07 R)
• M45: 9,548,832 km (0.118 R)
• M46: 9,685,116 km (0.119 R)
• M47: 9,763,355 km (0.058 R)
• M48: 9,861,342 km (0.117 R)
• M49: 10,197,189 km (0.114 R)
• M50: 10,376,408 km (0.109 R)
• M51: 10,576,869 km (0.109 R)
• M52: 10,697,744 km (0.074 R)
• M53: 10,819,217 km (0.087 R)
• M54: 11,186,031 km (0.093 R)
• M55: 11,453,512 km (0.065 R)
• M56: 11,598,323 km (0.119 R)
• M57: 12,268,521 km (0.119 R)
• M58: 12,353,194 km (0.079 R)
• M59: 12,501,894 km (0.048 R)
• M60: 12,629,800 km (0.118 R)
• M61: 13,037,604 km (0.091 R)
• M62: 13,145,614 km (0.071 R)
• M63: 13,537,111 km (0.087 R)
• M64: 14,020,761 km (0.092 R)
• M65: 14,198,035 km (0.084 R)
• M66: 14,622,145 km (0.046 R)
• M67: 15,050,294 km (0.12 R)
• M68: 15,163,689 km (0.067 R)
• M69: 15,254,644 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484.6

Radius: 4.8

Gravity: 21.03 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.45 AU - 7.41 AU

Year: 10528 Days

Day: 19.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 28,465,260 km

• M1: 75,248 km (0.064 R)
• M2: 110,553 km (0.114 R)
• M3: 348,713 km (0.12 R)
• M4: 386,710 km (0.082 R)
• M5: 439,668 km (0.096 R)
• M6: 613,650 km (0.111 R)
• M7: 644,617 km (0.106 R)
• M8: 791,223 km (0.094 R)
• M9: 825,182 km (0.041 R)
• M10: 948,301 km (0.103 R)
• M11: 1,002,755 km (0.108 R)
• M12: 1,848,880 km (0.116 R)
• M13: 2,200,585 km (0.085 R)
• M14: 2,753,199 km (0.092 R)
• M15: 2,805,558 km (0.097 R)
• M16: 2,858,217 km (0.104 R)
• M17: 2,911,175 km (0.116 R)
• M18: 3,018,137 km (0.065 R)
• M19: 3,208,276 km (0.115 R)
• M20: 3,430,578 km (0.115 R)
• M21: 3,486,827 km (0.074 R)
• M22: 3,978,107 km (0.033 R)
• M23: 4,156,726 km (0.095 R)
• M24: 4,552,562 km (0.106 R)
• M25: 4,802,092 km (0.029 R)
• M26: 5,056,109 km (0.105 R)
• M27: 6,704,977 km (0.048 R)
• M28: 7,096,175 km (0.117 R)
• M29: 7,715,211 km (0.079 R)
• M30: 8,389,299 km (0.063 R)
• M31: 8,427,297 km (0.072 R)
• M32: 8,656,630 km (0.109 R)
• M33: 8,810,567 km (0.064 R)
• M34: 10,195,992 km (0.12 R)
• M35: 10,686,374 km (0.076 R)
• M36: 10,934,408 km (0.109 R)
• M37: 10,975,996 km (0.036 R)
• M38: 12,031,259 km (0.034 R)
• M39: 12,074,194 km (0.059 R)
• M40: 12,246,231 km (0.1 R)
• M41: 12,986,442 km (0.118 R)
• M42: 13,030,423 km (0.099 R)
• M43: 13,562,244 km (0.071 R)
• M44: 13,741,013 km (0.109 R)
• M45: 13,785,893 km (0.099 R)
• M46: 13,830,772 km (0.033 R)
• M47: 14,373,214 km (0.084 R)
• M48: 15,014,689 km (0.079 R)
• M49: 15,199,742 km (0.094 R)
• M50: 15,618,766 km (0.119 R)
• M51: 16,136,075 km (0.054 R)
• M52: 16,325,466 km (0.115 R)
• M53: 18,014,875 km (0.108 R)
• M54: 19,305,456 km (0.115 R)
• M55: 19,860,314 km (0.107 R)
• M56: 20,676,819 km (0.085 R)
• M57: 21,556,156 km (0.099 R)
• M58: 22,500,567 km (0.081 R)
• M59: 23,244,517 km (0.116 R)
• M60: 24,375,327 km (0.026 R)
• M61: 24,429,631 km (0.118 R)
• M62: 24,647,296 km (0.106 R)
• M63: 25,413,836 km (0.104 R)
• M64: 26,188,304 km (0.077 R)
• M65: 27,590,335 km (0.088 R)
• M66: 27,873,674 km (0.108 R)
• M67: 28,157,910 km (0.03 R)
• M68: 28,557,635 km (0.108 R)
• M69: 29,304,727 km (0.111 R)
• M70: 29,420,216 km (0.101 R)
• M71: 29,709,688 km (0.108 R)
• M72: 30,877,001 km (0.112 R)
• M73: 30,994,435 km (0.115 R)
• M74: 32,356,972 km (0.051 R)
• M75: 32,476,351 km (0.068 R)
• M76: 32,536,190 km (0.096 R)
• M77: 33,015,502 km (0.07 R)
• M78: 34,041,893 km (0.1 R)
• M79: 35,693,304 km (0.076 R)
• M80: 36,684,240 km (0.09 R)
• M81: 37,558,789 km (0.079 R)
• M82: 38,187,549 km (0.108 R)
• M83: 39,264,504 km (0.076 R)
• M84: 39,710,904 km (0.101 R)
• M85: 40,287,305 km (0.077 R)
• M86: 40,415,660 km (0.115 R)
• M87: 40,479,987 km (0.108 R)
• M88: 40,544,314 km (0.062 R)
• M89: 40,995,501 km (0.112 R)
• M90: 41,577,886 km (0.06 R)
• M91: 42,163,113 km (0.116 R)
• M92: 42,424,161 km (0.093 R)
• M93: 43,275,971 km (0.097 R)
• M94: 43,935,099 km (0.043 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.7

Radius: 7.6

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 8.78 AU - 12.72 AU

Year: 22758 Days

Day: 16.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 28,465,260 km

• M1: 193,430 km (0.092 R)
• M2: 264,639 km (0.102 R)
• M3: 330,013 km (0.101 R)
• M4: 430,991 km (0.111 R)
• M5: 532,568 km (0.06 R)
• M6: 677,230 km (0.094 R)
• M7: 1,101,489 km (0.107 R)
• M8: 1,200,972 km (0.12 R)
• M9: 1,677,291 km (0.118 R)
• M10: 2,030,641 km (0.103 R)
• M11: 2,805,259 km (0.079 R)
• M12: 2,942,590 km (0.083 R)
• M13: 3,082,165 km (0.094 R)
• M14: 3,142,602 km (0.118 R)
• M15: 3,305,963 km (0.091 R)
• M16: 3,662,156 km (0.11 R)
• M17: 3,986,634 km (0.045 R)
• M18: 4,052,756 km (0.098 R)
• M19: 4,709,790 km (0.088 R)
• M20: 5,206,155 km (0.087 R)
• M21: 6,146,229 km (0.054 R)
• M22: 6,324,998 km (0.052 R)
• M23: 6,714,102 km (0.108 R)
• M24: 7,379,663 km (0.05 R)
• M25: 7,651,931 km (0.084 R)
• M26: 9,177,680 km (0.064 R)
• M27: 9,294,366 km (0.108 R)
• M28: 9,558,855 km (0.117 R)
• M29: 9,617,946 km (0.115 R)
• M30: 9,706,807 km (0.114 R)
• M31: 10,185,371 km (0.118 R)
• M32: 10,245,659 km (0.086 R)
• M33: 10,948,470 km (0.089 R)
• M34: 11,761,534 km (0.059 R)
• M35: 11,983,687 km (0.091 R)
• M36: 12,400,168 km (0.114 R)
• M37: 12,529,121 km (0.043 R)
• M38: 13,577,802 km (0.064 R)
• M39: 13,710,944 km (0.112 R)
• M40: 14,146,274 km (0.088 R)
• M41: 14,688,417 km (0.107 R)
• M42: 15,202,884 km (0.026 R)
• M43: 15,271,998 km (0.08 R)
• M44: 15,723,335 km (0.108 R)
• M45: 15,898,065 km (0.081 R)
• M46: 17,103,375 km (0.11 R)
• M47: 17,247,139 km (0.107 R)
• M48: 17,644,470 km (0.058 R)
• M49: 17,935,289 km (0.098 R)
• M50: 18,891,668 km (0.064 R)
• M51: 20,471,122 km (0.089 R)
• M52: 20,585,565 km (0.119 R)
• M53: 20,700,306 km (0.118 R)
• M54: 22,524,054 km (0.078 R)
• M55: 22,602,742 km (0.115 R)
• M56: 23,674,761 km (0.1 R)
• M57: 23,915,314 km (0.08 R)
• M58: 24,196,857 km (0.116 R)
• M59: 24,885,307 km (0.114 R)
• M60: 26,115,749 km (0.074 R)
• M61: 26,696,787 km (0.038 R)
• M62: 26,947,064 km (0.059 R)
• M63: 27,660,497 km (0.071 R)
• M64: 27,787,056 km (0.109 R)
• M65: 27,998,438 km (0.063 R)
• M66: 28,465,333 km (0.11 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: 163 - 15,331 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit