🌌 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: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.48 AU - 0.62 AU

Year: 263 Days

Day: 24.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.4

Radius: 8.9

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.93 AU - 1.07 AU

Year: 646 Days

Day: 8.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,737,224 km

• M1: 115,190 km (0.113 R)
• M2: 245,341 km (0.087 R)
• M3: 444,156 km (0.073 R)
• M4: 658,081 km (0.088 R)
• M5: 867,219 km (0.097 R)
• M6: 1,101,489 km (0.116 R)
• M7: 1,195,586 km (0.119 R)
• M8: 1,436,738 km (0.097 R)
• M9: 1,573,919 km (0.078 R)
• M10: 1,676,244 km (0.113 R)
• M11: 1,750,295 km (0.051 R)
• M12: 1,910,664 km (0.07 R)
• M13: 2,052,632 km (0.117 R)
• M14: 2,395,959 km (0.09 R)
• M15: 2,454,901 km (0.102 R)
• M16: 2,772,946 km (0.088 R)
• M17: 2,913,269 km (0.119 R)
• M18: 3,093,385 km (0.114 R)
• M19: 3,375,826 km (0.045 R)
• M20: 3,442,247 km (0.063 R)
• M21: 3,632,835 km (0.095 R)
• M22: 3,700,902 km (0.032 R)
• M23: 3,936,818 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.6

Radius: 14

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.27 AU - 1.39 AU

Year: 990 Days

Day: 5.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 67,737,224 km

• M1: 178,021 km (0.072 R)
• M2: 297,849 km (0.103 R)
• M3: 438,771 km (0.119 R)
• M4: 529,427 km (0.058 R)
• M5: 622,776 km (0.051 R)
• M6: 717,172 km (0.114 R)
• M7: 889,210 km (0.061 R)
• M8: 1,149,510 km (0.12 R)
• M9: 1,239,418 km (0.04 R)
• M10: 1,355,656 km (0.112 R)
• M11: 1,491,940 km (0.096 R)
• M12: 1,582,895 km (0.029 R)
• M13: 1,675,795 km (0.071 R)
• M14: 1,779,317 km (0.091 R)
• M15: 1,984,117 km (0.102 R)
• M16: 2,159,296 km (0.094 R)
• M17: 2,417,352 km (0.101 R)
• M18: 2,585,201 km (0.093 R)
• M19: 2,685,880 km (0.12 R)
• M20: 2,849,690 km (0.109 R)
• M21: 2,974,754 km (0.099 R)
• M22: 3,133,627 km (0.109 R)
• M23: 3,605,458 km (0.076 R)
• M24: 3,707,035 km (0.057 R)
• M25: 3,890,143 km (0.094 R)
• M26: 4,029,419 km (0.091 R)
• M27: 4,277,452 km (0.027 R)
• M28: 4,518,304 km (0.082 R)
• M29: 4,738,961 km (0.095 R)
• M30: 4,988,341 km (0.091 R)
• M31: 5,306,236 km (0.087 R)
• M32: 5,500,265 km (0.12 R)
• M33: 5,723,016 km (0.067 R)
• M34: 5,921,981 km (0.118 R)
• M35: 6,015,630 km (0.049 R)
• M36: 6,177,494 km (0.105 R)
• M37: 6,299,716 km (0.101 R)
• M38: 6,657,554 km (0.074 R)
• M39: 7,306,958 km (0.112 R)
• M40: 7,537,788 km (0.109 R)
• M41: 7,829,504 km (0.057 R)
• M42: 8,139,919 km (0.109 R)
• M43: 8,484,593 km (0.108 R)
• M44: 8,651,245 km (0.064 R)
• M45: 8,910,797 km (0.104 R)
• M46: 9,468,947 km (0.055 R)
• M47: 9,563,193 km (0.064 R)
• M48: 9,784,000 km (0.095 R)
• M49: 9,942,873 km (0.101 R)
• M50: 10,038,616 km (0.09 R)
• M51: 10,359,952 km (0.116 R)
• M52: 10,505,660 km (0.062 R)
• M53: 10,651,967 km (0.119 R)
• M54: 10,864,695 km (0.092 R)
• M55: 11,078,770 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.6

Radius: 12.8

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.65 AU - 2.23 AU

Year: 1745 Days

Day: 5.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 74.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 67,737,224 km

• M1: 160,668 km (0.065 R)
• M2: 283,787 km (0.049 R)
• M3: 373,546 km (0.06 R)
• M4: 581,487 km (0.106 R)
• M5: 733,329 km (0.118 R)
• M6: 823,237 km (0.05 R)
• M7: 908,657 km (0.102 R)
• M8: 1,006,494 km (0.115 R)
• M9: 1,127,220 km (0.099 R)
• M10: 1,263,055 km (0.09 R)
• M11: 1,541,307 km (0.111 R)
• M12: 1,660,536 km (0.036 R)
• M13: 1,862,643 km (0.111 R)
• M14: 2,049,192 km (0.101 R)
• M15: 2,378,307 km (0.065 R)
• M16: 2,517,433 km (0.099 R)
• M17: 2,711,461 km (0.104 R)
• M18: 2,991,658 km (0.081 R)
• M19: 3,183,891 km (0.056 R)
• M20: 3,522,880 km (0.06 R)
• M21: 3,858,877 km (0.071 R)
• M22: 3,963,147 km (0.073 R)
• M23: 4,068,464 km (0.107 R)
• M24: 4,205,346 km (0.094 R)
• M25: 4,499,306 km (0.034 R)
• M26: 4,688,397 km (0.118 R)
• M27: 4,832,011 km (0.068 R)
• M28: 4,960,965 km (0.093 R)
• M29: 5,172,795 km (0.092 R)
• M30: 5,775,375 km (0.061 R)
• M31: 5,912,407 km (0.113 R)
• M32: 6,189,612 km (0.117 R)
• M33: 6,294,779 km (0.066 R)
• M34: 6,524,412 km (0.029 R)
• M35: 6,757,037 km (0.075 R)
• M36: 6,937,751 km (0.09 R)
• M37: 7,175,163 km (0.109 R)
• M38: 7,827,709 km (0.076 R)
• M39: 7,941,553 km (0.111 R)
• M40: 8,094,142 km (0.103 R)
• M41: 8,344,120 km (0.058 R)
• M42: 8,773,167 km (0.061 R)
• M43: 9,209,395 km (0.097 R)
• M44: 9,693,493 km (0.12 R)
• M45: 10,082,597 km (0.113 R)
• M46: 10,206,614 km (0.095 R)
• M47: 10,414,256 km (0.113 R)
• M48: 10,728,561 km (0.118 R)
• M49: 10,897,457 km (0.069 R)
• M50: 10,982,279 km (0.084 R)
• M51: 11,366,446 km (0.073 R)
• M52: 11,581,867 km (0.098 R)
• M53: 11,711,718 km (0.086 R)
• M54: 11,885,700 km (0.066 R)
• M55: 12,082,422 km (0.093 R)
• M56: 12,280,190 km (0.109 R)
• M57: 12,456,865 km (0.104 R)
• M58: 12,790,618 km (0.098 R)
• M59: 13,037,155 km (0.108 R)
• M60: 13,127,213 km (0.103 R)
• M61: 13,330,517 km (0.082 R)
• M62: 13,855,156 km (0.112 R)
• M63: 14,995,092 km (0.05 R)
• M64: 15,231,457 km (0.071 R)
• M65: 15,469,018 km (0.11 R)
• M66: 15,612,183 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490

Radius: 14.6

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.07 AU - 6.39 AU

Year: 8856 Days

Day: 12.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 67,737,224 km

• M1: 199,863 km (0.089 R)
• M2: 439,219 km (0.089 R)
• M3: 608,415 km (0.086 R)
• M4: 803,789 km (0.101 R)
• M5: 1,006,046 km (0.119 R)
• M6: 1,105,678 km (0.081 R)
• M7: 1,501,364 km (0.105 R)
• M8: 1,716,187 km (0.092 R)
• M9: 1,920,687 km (0.069 R)
• M10: 2,177,098 km (0.089 R)
• M11: 2,287,351 km (0.061 R)
• M12: 2,964,282 km (0.092 R)
• M13: 3,262,281 km (0.032 R)
• M14: 3,544,123 km (0.116 R)
• M15: 3,834,193 km (0.085 R)
• M16: 4,132,043 km (0.094 R)
• M17: 4,465,796 km (0.115 R)
• M18: 5,012,277 km (0.114 R)
• M19: 5,248,940 km (0.078 R)
• M20: 5,702,521 km (0.048 R)
• M21: 5,980,773 km (0.113 R)
• M22: 6,232,098 km (0.073 R)
• M23: 6,973,804 km (0.112 R)
• M24: 7,540,032 km (0.105 R)
• M25: 7,709,526 km (0.068 R)
• M26: 7,811,702 km (0.118 R)
• M27: 7,914,475 km (0.113 R)
• M28: 8,052,105 km (0.098 R)
• M29: 9,182,168 km (0.105 R)
• M30: 10,136,901 km (0.098 R)
• M31: 10,249,100 km (0.054 R)
• M32: 10,399,446 km (0.073 R)
• M33: 10,550,390 km (0.091 R)
• M34: 11,510,659 km (0.108 R)
• M35: 11,666,988 km (0.074 R)
• M36: 12,179,660 km (0.109 R)
• M37: 12,458,959 km (0.069 R)
• M38: 12,861,378 km (0.119 R)
• M39: 13,064,232 km (0.088 R)
• M40: 13,638,090 km (0.076 R)
• M41: 13,762,107 km (0.077 R)
• M42: 14,011,187 km (0.083 R)
• M43: 14,220,026 km (0.109 R)
• M44: 14,683,031 km (0.075 R)
• M45: 15,322,412 km (0.081 R)
• M46: 15,537,684 km (0.089 R)
• M47: 16,145,500 km (0.106 R)
• M48: 16,276,697 km (0.052 R)
• M49: 18,015,473 km (0.064 R)
• M50: 18,333,817 km (0.077 R)
• M51: 18,653,957 km (0.025 R)
• M52: 19,812,592 km (0.097 R)
• M53: 20,756,256 km (0.035 R)
• M54: 21,714,729 km (0.099 R)
• M55: 22,053,569 km (0.102 R)
• M56: 23,426,428 km (0.067 R)
• M57: 26,151,503 km (0.112 R)
• M58: 26,770,689 km (0.099 R)
• M59: 27,030,091 km (0.101 R)
• M60: 27,603,650 km (0.033 R)
• M61: 27,708,368 km (0.059 R)
• M62: 28,076,080 km (0.07 R)
• M63: 28,181,396 km (0.026 R)
• M64: 29,241,896 km (0.104 R)
• M65: 29,884,568 km (0.049 R)
• M66: 30,153,695 km (0.118 R)
• M67: 30,640,037 km (0.099 R)
• M68: 31,074,769 km (0.04 R)
• M69: 31,183,676 km (0.045 R)
• M70: 32,445,983 km (0.036 R)
• M71: 32,556,536 km (0.082 R)
• M72: 33,111,245 km (0.051 R)
• M73: 33,278,196 km (0.026 R)
• M74: 33,501,396 km (0.116 R)
• M75: 35,077,110 km (0.063 R)
• M76: 37,311,953 km (0.118 R)
• M77: 37,543,830 km (0.08 R)
• M78: 37,776,155 km (0.096 R)
• M79: 39,121,190 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607.3

Radius: 3.9

Gravity: 39.93 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 8.06 AU - 10.22 AU

Year: 17842 Days

Day: 15.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 67,737,224 km

• M1: 96,939 km (0.09 R)
• M2: 160,668 km (0.098 R)
• M3: 269,426 km (0.049 R)
• M4: 828,174 km (0.107 R)
• M5: 1,118,842 km (0.097 R)
• M6: 1,356,254 km (0.1 R)
• M7: 1,608,925 km (0.109 R)
• M8: 1,696,440 km (0.073 R)
• M9: 1,785,451 km (0.077 R)
• M10: 3,039,978 km (0.098 R)
• M11: 3,443,444 km (0.083 R)
• M12: 4,299,592 km (0.111 R)
• M13: 5,174,740 km (0.118 R)
• M14: 5,304,142 km (0.106 R)
• M15: 5,654,351 km (0.063 R)
• M16: 5,921,981 km (0.107 R)
• M17: 5,967,010 km (0.076 R)
• M18: 6,562,410 km (0.08 R)
• M19: 7,176,659 km (0.113 R)
• M20: 7,759,642 km (0.095 R)
• M21: 9,230,189 km (0.086 R)
• M22: 9,597,751 km (0.12 R)
• M23: 9,970,100 km (0.078 R)
• M24: 11,115,271 km (0.103 R)
• M25: 11,170,922 km (0.05 R)
• M26: 11,731,615 km (0.116 R)
• M27: 13,231,782 km (0.107 R)
• M28: 13,705,409 km (0.072 R)
• M29: 14,184,571 km (0.058 R)
• M30: 14,426,321 km (0.065 R)
• M31: 15,406,337 km (0.049 R)
• M32: 17,108,312 km (0.116 R)
• M33: 18,406,971 km (0.095 R)
• M34: 19,468,517 km (0.1 R)
• M35: 20,142,007 km (0.105 R)
• M36: 20,481,594 km (0.059 R)
• M37: 20,823,126 km (0.09 R)
• M38: 21,097,638 km (0.095 R)
• M39: 21,789,379 km (0.061 R)
• M40: 22,629,072 km (0.108 R)
• M41: 23,908,283 km (0.114 R)
• M42: 25,283,985 km (0.077 R)
• M43: 27,733,500 km (0.077 R)
• M44: 29,024,530 km (0.068 R)
• M45: 30,880,292 km (0.103 R)
• M46: 31,115,011 km (0.087 R)
• M47: 31,428,717 km (0.113 R)
• M48: 31,586,094 km (0.077 R)
• M49: 34,057,302 km (0.098 R)
• M50: 34,623,978 km (0.105 R)
• M51: 35,848,437 km (0.053 R)
• M52: 36,921,203 km (0.081 R)
• M53: 38,088,216 km (0.116 R)
• M54: 38,760,509 km (0.082 R)
• M55: 38,929,106 km (0.088 R)
• M56: 39,351,869 km (0.112 R)
• M57: 41,833,848 km (0.069 R)
• M58: 42,527,234 km (0.112 R)
• M59: 42,788,282 km (0.077 R)
• M60: 44,718,992 km (0.093 R)
• M61: 46,140,770 km (0.11 R)
• M62: 46,230,080 km (0.086 R)
• M63: 46,946,953 km (0.081 R)
• M64: 50,402,215 km (0.104 R)
• M65: 50,955,129 km (0.088 R)
• M66: 51,695,639 km (0.046 R)
• M67: 53,656,119 km (0.068 R)
• M68: 53,844,163 km (0.068 R)
• M69: 57,745,825 km (0.085 R)
• M70: 59,876,697 km (0.108 R)
• M71: 60,560,060 km (0.075 R)
• M72: 60,853,721 km (0.096 R)
• M73: 62,033,151 km (0.027 R)
• M74: 63,716,725 km (0.092 R)
• M75: 64,115,104 km (0.117 R)
• M76: 65,214,798 km (0.095 R)
• M77: 66,522,433 km (0.071 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 18,751 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit