🌌 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: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.57 AU - 0.69 AU

Year: 323 Days

Day: 32.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.2

Radius: 9.5

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.01 AU - 1.15 AU

Year: 725 Days

Day: 12.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,576,864 km

• M1: 132,394 km (0.031 R)
• M2: 198,666 km (0.111 R)
• M3: 273,914 km (0.093 R)
• M4: 352,602 km (0.074 R)
• M5: 454,030 km (0.032 R)
• M6: 520,900 km (0.11 R)
• M7: 602,131 km (0.057 R)
• M8: 668,403 km (0.099 R)
• M9: 785,838 km (0.114 R)
• M10: 922,869 km (0.116 R)
• M11: 1,065,586 km (0.112 R)
• M12: 1,207,704 km (0.105 R)
• M13: 1,341,893 km (0.046 R)
• M14: 1,522,906 km (0.082 R)
• M15: 1,637,797 km (0.12 R)
• M16: 1,699,432 km (0.06 R)
• M17: 1,784,104 km (0.052 R)
• M18: 1,853,966 km (0.115 R)
• M19: 1,993,541 km (0.096 R)
• M20: 2,328,192 km (0.087 R)
• M21: 2,464,924 km (0.043 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.5

Radius: 14.1

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.51 AU - 1.55 AU

Year: 1222 Days

Day: 6.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 44,576,864 km

• M1: 194,028 km (0.075 R)
• M2: 365,468 km (0.098 R)
• M3: 471,084 km (0.04 R)
• M4: 608,415 km (0.119 R)
• M5: 709,244 km (0.081 R)
• M6: 852,857 km (0.117 R)
• M7: 1,007,542 km (0.081 R)
• M8: 1,167,761 km (0.107 R)
• M9: 1,303,446 km (0.094 R)
• M10: 1,459,776 km (0.064 R)
• M11: 1,617,602 km (0.108 R)
• M12: 1,862,793 km (0.085 R)
• M13: 2,001,171 km (0.112 R)
• M14: 2,277,179 km (0.098 R)
• M15: 2,395,810 km (0.078 R)
• M16: 2,547,353 km (0.098 R)
• M17: 2,689,620 km (0.08 R)
• M18: 3,172,073 km (0.063 R)
• M19: 3,305,515 km (0.081 R)
• M20: 3,474,859 km (0.105 R)
• M21: 3,730,971 km (0.116 R)
• M22: 3,829,556 km (0.1 R)
• M23: 3,921,858 km (0.099 R)
• M24: 4,152,388 km (0.111 R)
• M25: 4,291,514 km (0.1 R)
• M26: 4,402,366 km (0.034 R)
• M27: 4,710,388 km (0.081 R)
• M28: 4,855,498 km (0.054 R)
• M29: 4,986,695 km (0.099 R)
• M30: 5,427,261 km (0.112 R)
• M31: 5,531,381 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782

Radius: 10.8

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.36 AU - 2.9 AU

Year: 2754 Days

Day: 13.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 44,576,864 km

• M1: 222,602 km (0.103 R)
• M2: 349,012 km (0.056 R)
• M3: 428,598 km (0.112 R)
• M4: 567,126 km (0.113 R)
• M5: 674,986 km (0.105 R)
• M6: 924,066 km (0.118 R)
• M7: 1,010,234 km (0.101 R)
• M8: 1,110,615 km (0.075 R)
• M9: 1,238,072 km (0.11 R)
• M10: 1,482,814 km (0.094 R)
• M11: 1,716,636 km (0.056 R)
• M12: 1,838,259 km (0.072 R)
• M13: 1,976,637 km (0.094 R)
• M14: 2,104,393 km (0.106 R)
• M15: 2,191,010 km (0.068 R)
• M16: 2,689,471 km (0.051 R)
• M17: 3,189,576 km (0.12 R)
• M18: 3,510,314 km (0.108 R)
• M19: 3,596,632 km (0.105 R)
• M20: 3,912,882 km (0.071 R)
• M21: 4,256,508 km (0.095 R)
• M22: 4,628,857 km (0.056 R)
• M23: 4,761,700 km (0.064 R)
• M24: 5,246,397 km (0.095 R)
• M25: 5,524,949 km (0.049 R)
• M26: 5,726,756 km (0.061 R)
• M27: 5,951,751 km (0.067 R)
• M28: 6,054,824 km (0.056 R)
• M29: 6,772,445 km (0.094 R)
• M30: 6,880,305 km (0.118 R)
• M31: 6,967,072 km (0.108 R)
• M32: 7,163,344 km (0.028 R)
• M33: 7,898,917 km (0.119 R)
• M34: 8,058,089 km (0.119 R)
• M35: 8,682,062 km (0.074 R)
• M36: 8,822,834 km (0.114 R)
• M37: 9,201,915 km (0.107 R)
• M38: 9,369,464 km (0.115 R)
• M39: 9,441,570 km (0.111 R)
• M40: 9,659,086 km (0.078 R)
• M41: 9,731,940 km (0.105 R)
• M42: 10,148,271 km (0.108 R)
• M43: 10,395,855 km (0.106 R)
• M44: 10,570,436 km (0.081 R)
• M45: 10,947,722 km (0.086 R)
• M46: 11,023,867 km (0.109 R)
• M47: 11,150,876 km (0.045 R)
• M48: 11,432,120 km (0.114 R)
• M49: 11,897,519 km (0.111 R)
• M50: 12,106,208 km (0.108 R)
• M51: 12,263,734 km (0.097 R)
• M52: 12,342,572 km (0.088 R)
• M53: 12,527,475 km (0.086 R)
• M54: 13,710,794 km (0.112 R)
• M55: 14,232,741 km (0.055 R)
• M56: 14,343,444 km (0.067 R)
• M57: 14,482,271 km (0.117 R)
• M58: 14,677,346 km (0.072 R)
• M59: 14,901,444 km (0.072 R)
• M60: 14,985,668 km (0.117 R)
• M61: 15,098,315 km (0.116 R)
• M62: 15,182,987 km (0.057 R)
• M63: 15,324,507 km (0.054 R)
• M64: 15,438,051 km (0.065 R)
• M65: 15,780,182 km (0.078 R)
• M66: 16,240,345 km (0.113 R)
• M67: 16,414,028 km (0.098 R)
• M68: 16,909,496 km (0.092 R)
• M69: 17,173,836 km (0.117 R)
• M70: 17,291,719 km (0.085 R)
• M71: 18,335,014 km (0.102 R)
• M72: 18,697,490 km (0.116 R)
• M73: 19,245,467 km (0.071 R)
• M74: 19,460,140 km (0.049 R)
• M75: 20,669,938 km (0.073 R)
• M76: 21,078,639 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 794.7

Radius: 4.1

Gravity: 47.28 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 5.81 AU - 9.55 AU

Year: 13742 Days

Day: 21.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 44,576,864 km

• M1: 104,120 km (0.103 R)
• M2: 154,086 km (0.107 R)
• M3: 311,762 km (0.069 R)
• M4: 493,673 km (0.107 R)
• M5: 530,025 km (0.111 R)
• M6: 788,530 km (0.104 R)
• M7: 965,205 km (0.108 R)
• M8: 1,277,865 km (0.092 R)
• M9: 1,484,908 km (0.096 R)
• M10: 3,810,258 km (0.063 R)
• M11: 3,994,862 km (0.112 R)
• M12: 4,296,152 km (0.042 R)
• M13: 4,372,596 km (0.08 R)
• M14: 5,000,608 km (0.066 R)
• M15: 5,202,715 km (0.072 R)
• M16: 5,448,654 km (0.112 R)
• M17: 6,557,473 km (0.111 R)
• M18: 6,689,867 km (0.072 R)
• M19: 6,734,148 km (0.094 R)
• M20: 7,047,107 km (0.07 R)
• M21: 7,594,486 km (0.113 R)
• M22: 7,733,462 km (0.106 R)
• M23: 8,777,954 km (0.114 R)
• M24: 9,119,636 km (0.106 R)
• M25: 9,168,704 km (0.083 R)
• M26: 9,515,322 km (0.11 R)
• M27: 9,615,104 km (0.118 R)
• M28: 10,632,070 km (0.108 R)
• M29: 10,683,682 km (0.107 R)
• M30: 13,097,144 km (0.092 R)
• M31: 13,375,246 km (0.101 R)
• M32: 13,767,941 km (0.078 R)
• M33: 14,050,830 km (0.104 R)
• M34: 15,376,268 km (0.1 R)
• M35: 15,493,403 km (0.055 R)
• M36: 16,321,576 km (0.059 R)
• M37: 16,381,416 km (0.102 R)
• M38: 19,142,394 km (0.11 R)
• M39: 19,775,193 km (0.082 R)
• M40: 19,838,772 km (0.091 R)
• M41: 20,094,136 km (0.106 R)
• M42: 20,608,154 km (0.094 R)
• M43: 22,573,421 km (0.066 R)
• M44: 24,324,464 km (0.054 R)
• M45: 25,216,217 km (0.077 R)
• M46: 25,354,296 km (0.044 R)
• M47: 25,562,087 km (0.096 R)
• M48: 26,538,662 km (0.085 R)
• M49: 26,820,056 km (0.062 R)
• M50: 29,978,665 km (0.078 R)
• M51: 30,051,819 km (0.077 R)
• M52: 31,230,051 km (0.102 R)
• M53: 31,825,002 km (0.057 R)
• M54: 32,123,749 km (0.053 R)
• M55: 32,198,548 km (0.095 R)
• M56: 32,498,641 km (0.086 R)
• M57: 32,648,838 km (0.062 R)
• M58: 32,724,235 km (0.057 R)
• M59: 32,950,277 km (0.113 R)
• M60: 36,794,344 km (0.097 R)
• M61: 37,658,870 km (0.113 R)
• M62: 37,895,833 km (0.085 R)
• M63: 39,167,864 km (0.095 R)
• M64: 40,050,492 km (0.067 R)
• M65: 40,777,537 km (0.101 R)
• M66: 41,917,024 km (0.092 R)
• M67: 42,244,494 km (0.118 R)
• M68: 42,490,732 km (0.075 R)
• M69: 42,572,861 km (0.075 R)
• M70: 45,146,244 km (0.119 R)
• M71: 45,650,089 km (0.066 R)
• M72: 46,155,730 km (0.117 R)
• M73: 46,493,971 km (0.067 R)
• M74: 47,854,863 km (0.055 R)
• M75: 50,267,727 km (0.075 R)
• M76: 52,279,220 km (0.119 R)
• M77: 52,631,672 km (0.092 R)
• M78: 53,073,435 km (0.033 R)
• M79: 53,161,847 km (0.06 R)
• M80: 53,960,550 km (0.095 R)
• M81: 55,659,533 km (0.051 R)
• M82: 58,195,217 km (0.116 R)
• M83: 59,568,975 km (0.06 R)
• M84: 60,583,248 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.4

Radius: 5.7

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.1 AU - 8.84 AU

Year: 14528 Days

Day: 21.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 44,576,864 km

• M1: 109,805 km (0.113 R)
• M2: 180,864 km (0.115 R)
• M3: 1,221,616 km (0.049 R)
• M4: 1,686,417 km (0.106 R)
• M5: 2,743,475 km (0.117 R)
• M6: 2,794,937 km (0.116 R)
• M7: 4,277,901 km (0.1 R)
• M8: 4,640,227 km (0.113 R)
• M9: 5,223,060 km (0.119 R)
• M10: 5,308,181 km (0.083 R)
• M11: 5,718,977 km (0.108 R)
• M12: 6,593,975 km (0.084 R)
• M13: 6,988,315 km (0.084 R)
• M14: 8,216,663 km (0.074 R)
• M15: 8,716,320 km (0.039 R)
• M16: 8,868,012 km (0.072 R)
• M17: 8,918,875 km (0.103 R)
• M18: 10,326,741 km (0.114 R)
• M19: 10,974,350 km (0.113 R)
• M20: 11,496,297 km (0.118 R)
• M21: 11,746,425 km (0.09 R)
• M22: 13,226,247 km (0.103 R)
• M23: 14,344,192 km (0.095 R)
• M24: 15,156,807 km (0.094 R)
• M25: 15,553,391 km (0.088 R)
• M26: 15,737,696 km (0.096 R)
• M27: 16,015,200 km (0.025 R)
• M28: 16,952,431 km (0.1 R)
• M29: 17,555,161 km (0.085 R)
• M30: 19,338,966 km (0.099 R)
• M31: 19,437,850 km (0.103 R)
• M32: 19,537,033 km (0.074 R)
• M33: 20,604,713 km (0.118 R)
• M34: 21,588,618 km (0.038 R)
• M35: 22,034,570 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 220.6

Radius: 4.6

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 6.64 AU - 10.22 AU

Year: 15804 Days

Day: 17.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 44,576,864 km

• M1: 61,186 km (0.101 R)
• M2: 233,223 km (0.069 R)
• M3: 265,835 km (0.115 R)
• M4: 300,243 km (0.058 R)
• M5: 496,366 km (0.088 R)
• M6: 525,388 km (0.104 R)
• M7: 711,487 km (0.098 R)
• M8: 917,334 km (0.094 R)
• M9: 1,615,358 km (0.095 R)
• M10: 1,861,746 km (0.088 R)
• M11: 2,001,171 km (0.114 R)
• M12: 2,119,951 km (0.1 R)
• M13: 2,216,592 km (0.066 R)
• M14: 2,290,044 km (0.113 R)
• M15: 2,464,625 km (0.069 R)
• M16: 2,617,813 km (0.089 R)
• M17: 2,773,993 km (0.079 R)
• M18: 2,853,280 km (0.107 R)
• M19: 3,657,369 km (0.051 R)
• M20: 4,280,444 km (0.107 R)
• M21: 4,495,416 km (0.053 R)
• M22: 4,557,499 km (0.094 R)
• M23: 5,161,276 km (0.12 R)
• M24: 5,390,011 km (0.111 R)
• M25: 5,588,827 km (0.072 R)
• M26: 5,925,422 km (0.114 R)
• M27: 6,027,597 km (0.099 R)
• M28: 6,061,855 km (0.113 R)
• M29: 6,477,438 km (0.11 R)
• M30: 7,853,140 km (0.083 R)
• M31: 7,927,939 km (0.108 R)
• M32: 8,535,157 km (0.081 R)
• M33: 8,573,604 km (0.11 R)
• M34: 8,805,630 km (0.103 R)
• M35: 9,078,796 km (0.077 R)
• M36: 11,744,929 km (0.055 R)
• M37: 12,305,173 km (0.12 R)
• M38: 12,392,089 km (0.079 R)
• M39: 12,479,305 km (0.08 R)
• M40: 12,566,670 km (0.083 R)
• M41: 13,406,812 km (0.104 R)
• M42: 14,493,790 km (0.118 R)
• M43: 14,677,645 km (0.1 R)
• M44: 14,769,947 km (0.052 R)
• M45: 15,467,971 km (0.119 R)
• M46: 15,986,477 km (0.12 R)
• M47: 16,319,482 km (0.065 R)
• M48: 16,462,946 km (0.093 R)
• M49: 16,799,242 km (0.047 R)
• M50: 17,234,871 km (0.079 R)
• M51: 17,283,640 km (0.113 R)
• M52: 19,367,240 km (0.07 R)
• M53: 19,874,975 km (0.092 R)
• M54: 20,130,488 km (0.066 R)
• M55: 20,181,650 km (0.071 R)
• M56: 20,232,962 km (0.115 R)
• M57: 20,696,417 km (0.046 R)
• M58: 21,686,156 km (0.034 R)
• M59: 22,266,147 km (0.113 R)
• M60: 22,584,641 km (0.101 R)
• M61: 24,308,756 km (0.12 R)
• M62: 25,186,597 km (0.083 R)
• M63: 25,740,558 km (0.058 R)
• M64: 26,860,447 km (0.116 R)
• M65: 28,225,079 km (0.117 R)
• M66: 29,205,244 km (0.042 R)
• M67: 29,962,210 km (0.103 R)
• M68: 30,549,082 km (0.107 R)
• M69: 30,666,816 km (0.105 R)
• M70: 30,843,790 km (0.031 R)
• M71: 32,032,345 km (0.032 R)
• M72: 32,212,012 km (0.097 R)
• M73: 32,272,001 km (0.117 R)
• M74: 32,572,094 km (0.116 R)
• M75: 32,692,520 km (0.093 R)
• M76: 33,296,447 km (0.089 R)
• M77: 33,660,568 km (0.094 R)
• M78: 34,087,221 km (0.084 R)
• M79: 35,315,569 km (0.08 R)
• M80: 35,377,353 km (0.119 R)
• M81: 35,997,436 km (0.085 R)
• M82: 36,496,046 km (0.105 R)
• M83: 36,558,428 km (0.057 R)
• M84: 37,248,224 km (0.07 R)
• M85: 37,437,017 km (0.084 R)
• M86: 37,563,128 km (0.098 R)
• M87: 37,878,929 km (0.076 R)
• M88: 38,195,478 km (0.087 R)
• M89: 40,243,024 km (0.049 R)
• M90: 40,307,501 km (0.115 R)
• M91: 41,736,460 km (0.073 R)
• M92: 42,588,569 km (0.082 R)
• M93: 44,443,433 km (0.11 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 16,266 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit