🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

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: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.44 AU - 0.62 AU

Year: 245 Days

Day: 14.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.45 AU - 0.71 AU

Year: 281 Days

Day: 39.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.52 AU - 0.76 AU

Year: 326 Days

Day: 39.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 49.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.8

Radius: 10

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.74 AU - 0.74 AU

Year: 405 Days

Day: 10.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 14,271,496 km

• M1: 124,765 km (0.101 R)
• M2: 187,745 km (0.06 R)
• M3: 255,214 km (0.029 R)
• M4: 342,729 km (0.101 R)
• M5: 450,290 km (0.103 R)
• M6: 609,611 km (0.034 R)
• M7: 689,347 km (0.09 R)
• M8: 788,680 km (0.106 R)
• M9: 955,930 km (0.104 R)
• M10: 1,121,685 km (0.11 R)
• M11: 1,282,951 km (0.068 R)
• M12: 1,442,273 km (0.069 R)
• M13: 1,547,141 km (0.057 R)
• M14: 1,691,054 km (0.083 R)
• M15: 1,764,656 km (0.113 R)
• M16: 1,855,612 km (0.112 R)
• M17: 2,177,995 km (0.063 R)
• M18: 2,246,960 km (0.11 R)
• M19: 2,322,507 km (0.113 R)
• M20: 2,416,754 km (0.085 R)
• M21: 2,524,314 km (0.117 R)
• M22: 2,651,772 km (0.108 R)
• M23: 2,775,340 km (0.097 R)
• M24: 2,875,421 km (0.117 R)
• M25: 3,060,174 km (0.113 R)
• M26: 3,288,460 km (0.098 R)
• M27: 3,448,081 km (0.04 R)
• M28: 3,576,436 km (0.099 R)
• M29: 3,672,029 km (0.052 R)
• M30: 3,754,607 km (0.088 R)
• M31: 3,879,671 km (0.051 R)
• M32: 3,949,833 km (0.065 R)
• M33: 4,020,293 km (0.078 R)
• M34: 4,119,776 km (0.034 R)
• M35: 4,241,698 km (0.069 R)
• M36: 4,306,773 km (0.055 R)
• M37: 4,511,273 km (0.081 R)
• M38: 4,614,646 km (0.085 R)
• M39: 4,801,344 km (0.07 R)
• M40: 4,937,328 km (0.058 R)
• M41: 5,205,557 km (0.059 R)
• M42: 5,290,828 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.9

Radius: 14

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.69 AU - 0.81 AU

Year: 413 Days

Day: 14.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 14,271,496 km

• M1: 174,730 km (0.111 R)
• M2: 266,883 km (0.085 R)
• M3: 358,436 km (0.096 R)
• M4: 461,210 km (0.032 R)
• M5: 550,371 km (0.098 R)
• M6: 735,573 km (0.12 R)
• M7: 828,772 km (0.09 R)
• M8: 947,403 km (0.117 R)
• M9: 1,135,448 km (0.107 R)
• M10: 1,380,788 km (0.116 R)
• M11: 1,512,434 km (0.094 R)
• M12: 1,605,484 km (0.082 R)
• M13: 1,696,290 km (0.12 R)
• M14: 1,842,597 km (0.094 R)
• M15: 1,970,204 km (0.073 R)
• M16: 2,058,467 km (0.096 R)
• M17: 2,176,948 km (0.068 R)
• M18: 2,278,226 km (0.117 R)
• M19: 2,490,655 km (0.097 R)
• M20: 2,602,105 km (0.079 R)
• M21: 2,814,235 km (0.115 R)
• M22: 2,935,709 km (0.029 R)
• M23: 3,113,281 km (0.119 R)
• M24: 3,200,646 km (0.1 R)
• M25: 3,294,444 km (0.066 R)
• M26: 3,451,073 km (0.077 R)
• M27: 3,615,930 km (0.074 R)
• M28: 3,888,647 km (0.112 R)
• M29: 4,084,321 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.7

Radius: 9.6

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.74 AU - 0.84 AU

Year: 446 Days

Day: 10.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 14,271,496 km

• M1: 122,521 km (0.079 R)
• M2: 183,706 km (0.076 R)
• M3: 245,490 km (0.069 R)
• M4: 313,557 km (0.118 R)
• M5: 392,994 km (0.08 R)
• M6: 465,848 km (0.11 R)
• M7: 541,544 km (0.11 R)
• M8: 607,816 km (0.035 R)
• M9: 668,553 km (0.069 R)
• M10: 752,926 km (0.078 R)
• M11: 1,015,022 km (0.071 R)
• M12: 1,110,166 km (0.085 R)
• M13: 1,178,981 km (0.118 R)
• M14: 1,344,137 km (0.11 R)
• M15: 1,477,129 km (0.086 R)
• M16: 1,577,809 km (0.109 R)
• M17: 1,647,521 km (0.071 R)
• M18: 1,726,808 km (0.098 R)
• M19: 1,794,726 km (0.069 R)
• M20: 1,880,744 km (0.076 R)
• M21: 1,985,912 km (0.075 R)
• M22: 2,174,704 km (0.102 R)
• M23: 2,266,707 km (0.116 R)
• M24: 2,397,755 km (0.114 R)
• M25: 2,468,963 km (0.068 R)
• M26: 2,531,346 km (0.069 R)
• M27: 2,623,498 km (0.06 R)
• M28: 2,716,697 km (0.091 R)
• M29: 2,816,180 km (0.103 R)
• M30: 2,967,423 km (0.113 R)
• M31: 3,095,778 km (0.104 R)
• M32: 3,189,277 km (0.116 R)
• M33: 3,315,388 km (0.057 R)
• M34: 3,540,234 km (0.09 R)
• M35: 3,687,288 km (0.119 R)
• M36: 3,808,762 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.8

Radius: 15

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.06 AU - 1.46 AU

Year: 899 Days

Day: 10.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 14,271,496 km

• M1: 189,092 km (0.104 R)
• M2: 395,088 km (0.088 R)
• M3: 501,302 km (0.112 R)
• M4: 674,686 km (0.085 R)
• M5: 776,413 km (0.081 R)
• M6: 921,373 km (0.071 R)
• M7: 1,037,012 km (0.118 R)
• M8: 1,171,800 km (0.096 R)
• M9: 1,364,033 km (0.054 R)
• M10: 1,513,631 km (0.12 R)
• M11: 1,684,921 km (0.12 R)
• M12: 1,781,262 km (0.099 R)
• M13: 1,937,741 km (0.081 R)
• M14: 2,238,583 km (0.056 R)
• M15: 2,354,371 km (0.054 R)
• M16: 2,462,979 km (0.114 R)
• M17: 2,573,383 km (0.07 R)
• M18: 2,685,581 km (0.104 R)
• M19: 2,837,872 km (0.074 R)
• M20: 2,963,683 km (0.105 R)
• M21: 3,061,820 km (0.099 R)
• M22: 3,241,187 km (0.094 R)
• M23: 3,455,112 km (0.115 R)
• M24: 3,569,106 km (0.077 R)
• M25: 3,726,633 km (0.08 R)
• M26: 4,037,796 km (0.112 R)
• M27: 4,346,267 km (0.085 R)
• M28: 4,754,520 km (0.028 R)
• M29: 5,033,669 km (0.05 R)
• M30: 5,139,884 km (0.026 R)
• M31: 5,282,450 km (0.065 R)
• M32: 5,767,596 km (0.12 R)
• M33: 6,178,691 km (0.08 R)
• M34: 6,279,969 km (0.061 R)
• M35: 6,407,127 km (0.084 R)
• M36: 6,767,957 km (0.113 R)
• M37: 7,042,918 km (0.052 R)
• M38: 7,188,477 km (0.097 R)
• M39: 7,294,991 km (0.119 R)
• M40: 7,401,953 km (0.109 R)
• M41: 7,617,673 km (0.07 R)
• M42: 7,767,121 km (0.114 R)
• M43: 7,944,993 km (0.097 R)
• M44: 8,486,986 km (0.112 R)
• M45: 8,656,182 km (0.043 R)
• M46: 8,855,147 km (0.065 R)
• M47: 9,026,736 km (0.029 R)
• M48: 9,170,649 km (0.11 R)
• M49: 9,739,121 km (0.106 R)
• M50: 10,020,365 km (0.068 R)
• M51: 10,139,594 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.9

Radius: 9.5

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.33 AU - 2.03 AU

Year: 1385 Days

Day: 7.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 14,271,496 km

• M1: 118,482 km (0.094 R)
• M2: 188,344 km (0.105 R)
• M3: 325,076 km (0.112 R)
• M4: 433,535 km (0.056 R)
• M5: 519,105 km (0.117 R)
• M6: 703,559 km (0.066 R)
• M7: 763,847 km (0.116 R)
• M8: 929,601 km (0.082 R)
• M9: 1,017,116 km (0.104 R)
• M10: 1,079,349 km (0.066 R)
• M11: 1,143,077 km (0.112 R)
• M12: 1,215,333 km (0.115 R)
• M13: 1,296,864 km (0.12 R)
• M14: 1,441,974 km (0.099 R)
• M15: 1,918,443 km (0.089 R)
• M16: 1,996,683 km (0.109 R)
• M17: 2,183,381 km (0.118 R)
• M18: 2,274,336 km (0.072 R)
• M19: 2,357,363 km (0.081 R)
• M20: 2,535,983 km (0.076 R)
• M21: 2,651,024 km (0.044 R)
• M22: 2,758,136 km (0.115 R)
• M23: 2,827,101 km (0.066 R)
• M24: 2,966,675 km (0.092 R)
• M25: 3,077,976 km (0.089 R)
• M26: 3,159,806 km (0.075 R)
• M27: 3,325,710 km (0.036 R)
• M28: 3,451,971 km (0.03 R)
• M29: 3,569,256 km (0.07 R)
• M30: 3,709,429 km (0.038 R)
• M31: 3,851,547 km (0.045 R)
• M32: 4,017,750 km (0.095 R)
• M33: 4,694,680 km (0.08 R)
• M34: 4,908,157 km (0.119 R)
• M35: 5,088,721 km (0.117 R)
• M36: 5,394,350 km (0.095 R)
• M37: 5,456,134 km (0.082 R)
• M38: 5,543,200 km (0.093 R)
• M39: 5,618,148 km (0.034 R)
• M40: 5,705,962 km (0.07 R)
• M41: 5,794,225 km (0.104 R)
• M42: 5,870,370 km (0.101 R)
• M43: 6,203,824 km (0.097 R)
• M44: 6,320,809 km (0.058 R)
• M45: 6,490,902 km (0.095 R)
• M46: 6,609,683 km (0.109 R)
• M47: 6,675,955 km (0.036 R)
• M48: 6,902,895 km (0.117 R)
• M49: 6,997,141 km (0.115 R)
• M50: 7,064,610 km (0.112 R)
• M51: 7,391,930 km (0.071 R)
• M52: 7,640,711 km (0.029 R)
• M53: 7,738,099 km (0.113 R)
• M54: 8,288,919 km (0.093 R)
• M55: 8,475,318 km (0.079 R)
• M56: 8,561,785 km (0.085 R)
• M57: 8,692,085 km (0.087 R)
• M58: 8,808,472 km (0.102 R)
• M59: 9,294,067 km (0.115 R)
• M60: 9,398,187 km (0.058 R)
• M61: 9,622,584 km (0.111 R)
• M62: 9,788,338 km (0.105 R)
• M63: 10,168,616 km (0.033 R)

Planet 9 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.1

Radius: 10.4

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.46 AU - 2.4 AU

Year: 1705 Days

Day: 6.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 14,271,496 km

• M1: 132,843 km (0.114 R)
• M2: 246,687 km (0.07 R)
• M3: 331,958 km (0.109 R)
• M4: 408,253 km (0.1 R)
• M5: 498,460 km (0.046 R)
• M6: 596,896 km (0.056 R)
• M7: 688,001 km (0.102 R)
• M8: 823,087 km (0.111 R)
• M9: 1,120,638 km (0.064 R)
• M10: 1,272,928 km (0.044 R)
• M11: 1,403,677 km (0.098 R)
• M12: 1,539,212 km (0.101 R)
• M13: 1,730,099 km (0.088 R)
• M14: 1,875,957 km (0.114 R)
• M15: 2,025,854 km (0.12 R)
• M16: 2,091,378 km (0.12 R)
• M17: 2,372,323 km (0.103 R)
• M18: 2,476,443 km (0.063 R)
• M19: 2,605,845 km (0.064 R)
• M20: 2,785,961 km (0.117 R)
• M21: 2,859,115 km (0.042 R)
• M22: 3,007,665 km (0.041 R)
• M23: 3,209,473 km (0.075 R)
• M24: 3,429,082 km (0.092 R)
• M25: 3,666,943 km (0.091 R)
• M26: 4,061,433 km (0.071 R)
• M27: 4,299,144 km (0.119 R)
• M28: 4,455,473 km (0.106 R)
• M29: 4,527,131 km (0.082 R)
• M30: 4,847,121 km (0.082 R)
• M31: 5,280,057 km (0.091 R)
• M32: 5,463,015 km (0.092 R)
• M33: 5,632,360 km (0.081 R)
• M34: 5,803,649 km (0.086 R)
• M35: 6,167,322 km (0.09 R)
• M36: 6,327,691 km (0.104 R)
• M37: 6,489,556 km (0.081 R)
• M38: 6,850,386 km (0.071 R)
• M39: 6,950,018 km (0.062 R)
• M40: 7,050,099 km (0.097 R)
• M41: 7,117,119 km (0.082 R)
• M42: 7,201,043 km (0.093 R)
• M43: 7,523,427 km (0.095 R)
• M44: 7,781,184 km (0.091 R)
• M45: 7,867,801 km (0.112 R)
• M46: 8,287,872 km (0.098 R)
• M47: 8,572,108 km (0.099 R)
• M48: 8,661,567 km (0.111 R)
• M49: 8,841,384 km (0.043 R)
• M50: 8,986,194 km (0.091 R)
• M51: 9,150,154 km (0.068 R)
• M52: 9,296,610 km (0.049 R)
• M53: 9,388,463 km (0.115 R)
• M54: 9,927,763 km (0.073 R)
• M55: 10,153,955 km (0.08 R)
• M56: 10,248,651 km (0.103 R)
• M57: 10,419,940 km (0.112 R)
• M58: 10,978,090 km (0.108 R)
• M59: 11,153,419 km (0.108 R)
• M60: 11,843,663 km (0.119 R)
• M61: 11,963,491 km (0.105 R)
• M62: 12,183,999 km (0.077 R)
• M63: 12,547,821 km (0.064 R)
• M64: 13,141,575 km (0.07 R)
• M65: 13,307,030 km (0.068 R)
• M66: 13,389,907 km (0.053 R)
• M67: 14,081,049 km (0.11 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 13,044 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit