🌌 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: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.53 AU - 0.65 AU

Year: 195 Days

Day: 41.5 Hours

Environment

Temp: 31 °C

Axial Tilt: 27.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.51 AU - 0.85 AU

Year: 241 Days

Day: 38.8 Hours

Environment

Temp: 7 °C

Axial Tilt: 24.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.51 AU - 1.57 AU

Year: 823 Days

Day: 26.6 Hours

Environment

Temp: -100 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.67 AU - 1.97 AU

Year: 1057 Days

Day: 29.3 Hours

Environment

Temp: -113 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.42 AU - 2.92 AU

Year: 1878 Days

Day: 26.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.3

Radius: 8

Gravity: 12.47 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.99 AU - 3.23 AU

Year: 2361 Days

Day: 11 Hours

Environment

Temp: -141 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 84,405,317 km

• M1: 101,278 km (0.091 R)
• M2: 179,817 km (0.116 R)
• M3: 264,489 km (0.099 R)
• M4: 388,206 km (0.032 R)
• M5: 454,478 km (0.072 R)
• M6: 549,623 km (0.052 R)
• M7: 599,887 km (0.111 R)
• M8: 723,904 km (0.086 R)
• M9: 977,323 km (0.12 R)
• M10: 1,071,420 km (0.071 R)
• M11: 1,326,335 km (0.081 R)
• M12: 1,384,229 km (0.111 R)
• M13: 1,539,063 km (0.088 R)
• M14: 1,750,145 km (0.109 R)
• M15: 1,852,620 km (0.071 R)
• M16: 1,997,132 km (0.061 R)
• M17: 2,158,996 km (0.102 R)
• M18: 2,325,050 km (0.094 R)
• M19: 2,509,953 km (0.111 R)
• M20: 2,744,074 km (0.049 R)
• M21: 2,878,861 km (0.116 R)
• M22: 3,062,119 km (0.077 R)
• M23: 3,249,116 km (0.075 R)
• M24: 3,536,942 km (0.071 R)
• M25: 3,618,324 km (0.074 R)
• M26: 3,933,227 km (0.109 R)
• M27: 4,136,830 km (0.107 R)
• M28: 4,188,292 km (0.082 R)
• M29: 4,413,586 km (0.065 R)
• M30: 5,039,952 km (0.108 R)
• M31: 5,131,805 km (0.104 R)
• M32: 5,279,758 km (0.111 R)
• M33: 5,561,002 km (0.085 R)
• M34: 5,943,823 km (0.115 R)
• M35: 6,513,940 km (0.072 R)
• M36: 6,694,355 km (0.089 R)
• M37: 6,815,679 km (0.102 R)
• M38: 7,080,916 km (0.059 R)
• M39: 7,266,567 km (0.083 R)
• M40: 7,391,182 km (0.085 R)
• M41: 7,453,714 km (0.071 R)
• M42: 7,558,432 km (0.097 R)
• M43: 7,705,786 km (0.086 R)
• M44: 7,790,459 km (0.112 R)
• M45: 7,918,066 km (0.114 R)
• M46: 7,982,243 km (0.037 R)
• M47: 8,046,421 km (0.094 R)
• M48: 8,261,842 km (0.069 R)
• M49: 8,326,767 km (0.114 R)
• M50: 8,391,842 km (0.068 R)
• M51: 8,522,740 km (0.117 R)
• M52: 8,874,894 km (0.054 R)
• M53: 9,030,475 km (0.027 R)
• M54: 9,119,785 km (0.097 R)
• M55: 9,502,606 km (0.09 R)
• M56: 10,075,117 km (0.101 R)
• M57: 10,848,090 km (0.094 R)
• M58: 11,470,417 km (0.086 R)
• M59: 11,810,303 km (0.063 R)
• M60: 11,981,443 km (0.1 R)
• M61: 12,178,164 km (0.081 R)
• M62: 12,475,116 km (0.051 R)
• M63: 12,649,547 km (0.087 R)
• M64: 13,101,632 km (0.112 R)
• M65: 13,431,346 km (0.071 R)
• M66: 13,995,778 km (0.085 R)
• M67: 14,202,822 km (0.097 R)
• M68: 14,280,762 km (0.11 R)
• M69: 14,830,385 km (0.052 R)
• M70: 14,935,851 km (0.107 R)
• M71: 15,147,532 km (0.077 R)
• M72: 15,627,592 km (0.108 R)
• M73: 15,707,926 km (0.096 R)
• M74: 16,329,655 km (0.117 R)
• M75: 16,438,562 km (0.107 R)
• M76: 16,574,995 km (0.094 R)
• M77: 16,876,585 km (0.038 R)
• M78: 17,014,364 km (0.104 R)
• M79: 18,242,264 km (0.09 R)
• M80: 18,298,662 km (0.099 R)
• M81: 18,355,210 km (0.036 R)
• M82: 18,496,879 km (0.093 R)
• M83: 18,866,835 km (0.073 R)
• M84: 19,009,701 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 553.2

Radius: 4.4

Gravity: 28.57 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 11.83 AU - 18.55 AU

Year: 25484 Days

Day: 21.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 84,405,317 km

• M1: 150,795 km (0.096 R)
• M2: 239,207 km (0.037 R)
• M3: 465,698 km (0.103 R)
• M4: 796,758 km (0.09 R)
• M5: 1,041,650 km (0.055 R)
• M6: 1,308,533 km (0.067 R)
• M7: 1,370,765 km (0.069 R)
• M8: 1,662,631 km (0.108 R)
• M9: 2,686,479 km (0.1 R)
• M10: 3,821,328 km (0.112 R)
• M11: 4,555,106 km (0.103 R)
• M12: 4,697,523 km (0.114 R)
• M13: 5,232,036 km (0.116 R)
• M14: 6,677,002 km (0.083 R)
• M15: 6,947,325 km (0.069 R)
• M16: 7,949,631 km (0.085 R)
• M17: 8,121,070 km (0.118 R)
• M18: 8,467,539 km (0.115 R)
• M19: 8,584,075 km (0.033 R)
• M20: 9,717,878 km (0.115 R)
• M21: 11,536,689 km (0.105 R)
• M22: 13,593,360 km (0.08 R)
• M23: 13,661,577 km (0.085 R)
• M24: 14,004,305 km (0.093 R)
• M25: 14,419,290 km (0.094 R)
• M26: 15,545,762 km (0.117 R)
• M27: 15,759,986 km (0.112 R)
• M28: 16,408,792 km (0.055 R)
• M29: 16,481,497 km (0.116 R)
• M30: 16,554,201 km (0.079 R)
• M31: 16,700,059 km (0.099 R)
• M32: 17,361,431 km (0.05 R)
• M33: 18,785,453 km (0.104 R)
• M34: 18,861,449 km (0.072 R)
• M35: 19,013,740 km (0.117 R)
• M36: 19,166,479 km (0.036 R)
• M37: 19,396,262 km (0.077 R)
• M38: 19,473,005 km (0.035 R)
• M39: 19,781,177 km (0.069 R)
• M40: 20,715,565 km (0.079 R)
• M41: 21,109,157 km (0.084 R)
• M42: 21,188,145 km (0.043 R)
• M43: 23,849,790 km (0.116 R)
• M44: 24,262,231 km (0.038 R)
• M45: 25,010,370 km (0.052 R)
• M46: 25,681,766 km (0.119 R)
• M47: 28,951,078 km (0.044 R)
• M48: 29,038,891 km (0.116 R)
• M49: 30,010,380 km (0.037 R)
• M50: 32,257,490 km (0.095 R)
• M51: 32,348,595 km (0.063 R)
• M52: 32,713,464 km (0.11 R)
• M53: 33,816,299 km (0.108 R)
• M54: 34,465,255 km (0.103 R)
• M55: 36,058,323 km (0.097 R)
• M56: 36,626,346 km (0.093 R)
• M57: 37,388,248 km (0.118 R)
• M58: 38,251,577 km (0.102 R)
• M59: 38,540,899 km (0.092 R)
• M60: 39,315,667 km (0.112 R)
• M61: 40,291,494 km (0.105 R)
• M62: 41,968,635 km (0.106 R)
• M63: 42,565,980 km (0.095 R)
• M64: 42,965,705 km (0.059 R)
• M65: 43,769,046 km (0.106 R)
• M66: 44,476,045 km (0.047 R)
• M67: 44,780,178 km (0.088 R)
• M68: 45,798,939 km (0.075 R)
• M69: 46,619,484 km (0.101 R)
• M70: 47,755,530 km (0.088 R)
• M71: 48,170,963 km (0.08 R)
• M72: 48,691,863 km (0.108 R)
• M73: 49,424,294 km (0.047 R)
• M74: 49,949,682 km (0.054 R)
• M75: 50,160,316 km (0.115 R)
• M76: 51,324,337 km (0.075 R)
• M77: 51,643,279 km (0.042 R)
• M78: 52,390,222 km (0.092 R)
• M79: 57,606,998 km (0.089 R)
• M80: 58,270,615 km (0.116 R)
• M81: 60,725,516 km (0.084 R)
• M82: 61,062,859 km (0.112 R)
• M83: 61,288,153 km (0.092 R)
• M84: 64,929,665 km (0.108 R)
• M85: 65,159,597 km (0.085 R)
• M86: 65,274,637 km (0.052 R)
• M87: 67,008,776 km (0.098 R)
• M88: 67,357,339 km (0.119 R)
• M89: 67,590,113 km (0.056 R)
• M90: 68,289,932 km (0.044 R)
• M91: 72,897,098 km (0.067 R)
• M92: 75,298,293 km (0.115 R)
• M93: 79,193,971 km (0.052 R)
• M94: 80,671,699 km (0.108 R)
• M95: 82,407,034 km (0.049 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 552.7

Radius: 6.9

Gravity: 11.61 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 14.92 AU - 15.88 AU

Year: 26014 Days

Day: 18.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 84,405,317 km

• M1: 135,236 km (0.047 R)
• M2: 289,472 km (0.077 R)
• M3: 614,398 km (0.106 R)
• M4: 837,598 km (0.099 R)
• M5: 1,000,361 km (0.098 R)
• M6: 1,143,825 km (0.075 R)
• M7: 1,958,087 km (0.099 R)
• M8: 2,477,191 km (0.064 R)
• M9: 3,162,050 km (0.086 R)
• M10: 3,678,911 km (0.043 R)
• M11: 3,901,961 km (0.108 R)
• M12: 4,268,177 km (0.067 R)
• M13: 5,231,288 km (0.07 R)
• M14: 5,532,877 km (0.103 R)
• M15: 6,578,866 km (0.103 R)
• M16: 6,795,184 km (0.075 R)
• M17: 7,014,046 km (0.11 R)
• M18: 7,124,299 km (0.11 R)
• M19: 7,912,082 km (0.112 R)
• M20: 8,142,313 km (0.115 R)
• M21: 9,084,929 km (0.104 R)
• M22: 9,205,206 km (0.103 R)
• M23: 9,386,668 km (0.11 R)
• M24: 10,061,803 km (0.098 R)
• M25: 10,123,886 km (0.11 R)
• M26: 10,248,651 km (0.085 R)
• M27: 11,199,944 km (0.091 R)
• M28: 11,393,673 km (0.102 R)
• M29: 12,645,807 km (0.101 R)
• M30: 13,596,053 km (0.03 R)
• M31: 13,664,718 km (0.1 R)
• M32: 13,871,762 km (0.113 R)
• M33: 13,940,876 km (0.109 R)
• M34: 14,569,037 km (0.063 R)
• M35: 15,135,116 km (0.073 R)
• M36: 16,876,136 km (0.09 R)
• M37: 18,071,572 km (0.105 R)
• M38: 19,993,606 km (0.086 R)
• M39: 20,071,846 km (0.087 R)
• M40: 21,257,409 km (0.106 R)
• M41: 21,577,398 km (0.119 R)
• M42: 23,200,984 km (0.064 R)
• M43: 23,365,542 km (0.118 R)
• M44: 24,193,865 km (0.06 R)
• M45: 24,360,667 km (0.025 R)
• M46: 25,200,659 km (0.088 R)
• M47: 25,709,142 km (0.111 R)
• M48: 26,135,496 km (0.104 R)
• M49: 26,221,066 km (0.079 R)
• M50: 27,254,937 km (0.104 R)
• M51: 27,689,519 km (0.034 R)
• M52: 27,864,099 km (0.066 R)
• M53: 29,007,326 km (0.117 R)
• M54: 30,886,425 km (0.11 R)
• M55: 31,339,557 km (0.118 R)
• M56: 31,977,742 km (0.118 R)
• M57: 33,638,278 km (0.088 R)
• M58: 36,467,473 km (0.115 R)
• M59: 36,754,551 km (0.101 R)
• M60: 39,371,916 km (0.096 R)
• M61: 39,764,909 km (0.059 R)
• M62: 41,548,714 km (0.098 R)
• M63: 43,055,165 km (0.039 R)
• M64: 45,502,436 km (0.078 R)
• M65: 45,605,360 km (0.106 R)
• M66: 47,471,593 km (0.08 R)
• M67: 48,835,028 km (0.06 R)
• M68: 49,680,406 km (0.115 R)
• M69: 51,064,336 km (0.116 R)
• M70: 52,676,851 km (0.096 R)
• M71: 53,218,096 km (0.036 R)
• M72: 53,543,771 km (0.071 R)
• M73: 55,621,536 km (0.116 R)
• M74: 56,172,654 km (0.093 R)
• M75: 56,393,610 km (0.088 R)
• M76: 56,614,865 km (0.074 R)
• M77: 58,059,981 km (0.108 R)
• M78: 58,619,028 km (0.092 R)
• M79: 59,067,522 km (0.119 R)
• M80: 60,873,019 km (0.072 R)
• M81: 61,554,737 km (0.086 R)
• M82: 62,238,997 km (0.105 R)
• M83: 66,280,384 km (0.115 R)
• M84: 67,685,407 km (0.039 R)
• M85: 68,155,892 km (0.089 R)
• M86: 71,839,291 km (0.084 R)
• M87: 75,708,490 km (0.1 R)
• M88: 77,545,552 km (0.114 R)
• M89: 77,791,491 km (0.097 R)
• M90: 78,161,147 km (0.119 R)
• M91: 79,769,175 km (0.12 R)
• M92: 83,773,760 km (0.11 R)
• M93: 84,026,132 km (0.078 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 12,480 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit