🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.64 AU - 0.88 AU

Year: 250 Days

Day: 45.1 Hours

Environment

Temp: 150 °C

Axial Tilt: 10.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 61,255,411 km

• M1: 39,943 km (0.03 R)
• M2: 113,694 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.54 AU - 1.92 AU

Year: 857 Days

Day: 39.3 Hours

Environment

Temp: -61 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,255,411 km

• M1: 318,045 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.69 AU - 1.95 AU

Year: 925 Days

Day: 43.3 Hours

Environment

Temp: -71 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.05 AU - 3.83 AU

Year: 2404 Days

Day: 42.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 112.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.14 AU - 4.9 AU

Year: 3036 Days

Day: 35.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,255,411 km

• M1: 1,708,108 km (0.079 R)
• M2: 2,882,751 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.5

Radius: 11.8

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.2 AU - 4.72 AU

Year: 3548 Days

Day: 6.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 61,255,411 km

• M1: 162,014 km (0.105 R)
• M2: 325,525 km (0.091 R)
• M3: 853,605 km (0.108 R)
• M4: 1,235,080 km (0.11 R)
• M5: 1,359,695 km (0.06 R)
• M6: 1,790,986 km (0.104 R)
• M7: 1,885,532 km (0.092 R)
• M8: 2,297,973 km (0.091 R)
• M9: 2,523,716 km (0.083 R)
• M10: 2,630,379 km (0.091 R)
• M11: 3,053,442 km (0.117 R)
• M12: 3,167,436 km (0.096 R)
• M13: 3,518,093 km (0.116 R)
• M14: 3,819,832 km (0.095 R)
• M15: 3,963,596 km (0.076 R)
• M16: 4,151,042 km (0.105 R)
• M17: 4,513,368 km (0.059 R)
• M18: 5,382,980 km (0.052 R)
• M19: 5,661,083 km (0.081 R)
• M20: 6,376,609 km (0.073 R)
• M21: 6,646,185 km (0.089 R)
• M22: 6,869,684 km (0.094 R)
• M23: 7,323,863 km (0.106 R)
• M24: 7,814,095 km (0.101 R)
• M25: 7,971,023 km (0.119 R)
• M26: 8,261,692 km (0.108 R)
• M27: 8,341,428 km (0.058 R)
• M28: 8,475,168 km (0.103 R)
• M29: 8,935,032 km (0.039 R)
• M30: 9,347,623 km (0.093 R)
• M31: 9,654,149 km (0.084 R)
• M32: 10,478,134 km (0.1 R)
• M33: 10,854,821 km (0.084 R)
• M34: 11,030,150 km (0.082 R)
• M35: 11,206,526 km (0.106 R)
• M36: 11,532,201 km (0.048 R)
• M37: 11,651,430 km (0.075 R)
• M38: 11,741,189 km (0.052 R)
• M39: 11,891,086 km (0.044 R)
• M40: 12,132,387 km (0.109 R)
• M41: 12,284,080 km (0.084 R)
• M42: 12,375,334 km (0.049 R)
• M43: 12,558,592 km (0.088 R)
• M44: 12,681,411 km (0.034 R)
• M45: 12,804,381 km (0.041 R)
• M46: 13,488,492 km (0.11 R)
• M47: 14,440,533 km (0.106 R)
• M48: 15,250,456 km (0.098 R)
• M49: 15,512,701 km (0.094 R)
• M50: 15,743,530 km (0.073 R)
• M51: 16,375,432 km (0.034 R)
• M52: 16,576,790 km (0.12 R)
• M53: 16,812,706 km (0.112 R)
• M54: 17,595,702 km (0.095 R)
• M55: 17,939,926 km (0.112 R)
• M56: 18,355,808 km (0.046 R)
• M57: 19,091,381 km (0.091 R)
• M58: 19,232,601 km (0.103 R)
• M59: 19,374,121 km (0.029 R)
• M60: 19,693,812 km (0.049 R)
• M61: 19,872,282 km (0.091 R)
• M62: 20,158,911 km (0.064 R)
• M63: 20,555,196 km (0.055 R)
• M64: 20,663,655 km (0.065 R)
• M65: 20,844,967 km (0.088 R)
• M66: 21,796,260 km (0.117 R)
• M67: 23,061,559 km (0.107 R)
• M68: 23,627,338 km (0.067 R)
• M69: 23,703,035 km (0.103 R)
• M70: 23,816,879 km (0.093 R)
• M71: 23,930,872 km (0.08 R)
• M72: 24,465,385 km (0.094 R)
• M73: 25,080,981 km (0.074 R)
• M74: 25,197,069 km (0.074 R)
• M75: 25,429,544 km (0.12 R)
• M76: 25,857,693 km (0.032 R)
• M77: 26,014,023 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.4

Radius: 14

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 9.56 AU - 11.5 AU

Year: 12873 Days

Day: 7.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 61,255,411 km

• M1: 282,441 km (0.076 R)
• M2: 407,056 km (0.08 R)
• M3: 593,604 km (0.038 R)
• M4: 833,111 km (0.088 R)
• M5: 1,018,761 km (0.086 R)
• M6: 1,265,748 km (0.062 R)
• M7: 1,532,780 km (0.091 R)
• M8: 2,009,997 km (0.097 R)
• M9: 2,295,131 km (0.07 R)
• M10: 2,442,784 km (0.116 R)
• M11: 2,716,697 km (0.048 R)
• M12: 2,936,756 km (0.109 R)
• M13: 3,361,315 km (0.115 R)
• M14: 4,232,722 km (0.087 R)
• M15: 5,485,455 km (0.072 R)
• M16: 6,173,306 km (0.117 R)
• M17: 6,422,685 km (0.115 R)
• M18: 6,845,748 km (0.115 R)
• M19: 6,974,552 km (0.07 R)
• M20: 7,147,337 km (0.096 R)
• M21: 7,234,403 km (0.115 R)
• M22: 8,397,228 km (0.119 R)
• M23: 8,627,608 km (0.065 R)
• M24: 8,813,409 km (0.118 R)
• M25: 9,000,556 km (0.067 R)
• M26: 9,188,900 km (0.076 R)
• M27: 9,907,418 km (0.097 R)
• M28: 10,743,521 km (0.11 R)
• M29: 10,993,798 km (0.082 R)
• M30: 11,910,683 km (0.084 R)
• M31: 12,430,685 km (0.082 R)
• M32: 12,746,337 km (0.08 R)
• M33: 13,546,985 km (0.118 R)
• M34: 14,254,134 km (0.07 R)
• M35: 15,029,051 km (0.087 R)
• M36: 15,477,994 km (0.107 R)
• M37: 16,102,565 km (0.077 R)
• M38: 16,274,453 km (0.083 R)
• M39: 16,793,408 km (0.074 R)
• M40: 18,323,346 km (0.117 R)
• M41: 18,983,970 km (0.12 R)
• M42: 19,226,169 km (0.101 R)
• M43: 19,897,414 km (0.077 R)
• M44: 20,514,356 km (0.071 R)
• M45: 21,012,517 km (0.078 R)
• M46: 21,767,238 km (0.117 R)
• M47: 22,402,880 km (0.116 R)
• M48: 22,658,841 km (0.084 R)
• M49: 23,562,562 km (0.098 R)
• M50: 23,888,087 km (0.06 R)
• M51: 24,084,210 km (0.097 R)
• M52: 26,884,981 km (0.09 R)
• M53: 27,635,514 km (0.051 R)
• M54: 29,017,649 km (0.118 R)
• M55: 30,351,314 km (0.116 R)
• M56: 30,847,829 km (0.069 R)
• M57: 31,061,455 km (0.065 R)
• M58: 31,204,021 km (0.113 R)
• M59: 32,064,658 km (0.068 R)
• M60: 32,208,870 km (0.055 R)
• M61: 33,151,337 km (0.105 R)
• M62: 33,516,356 km (0.119 R)
• M63: 33,809,268 km (0.097 R)
• M64: 35,584,397 km (0.09 R)
• M65: 36,483,480 km (0.116 R)
• M66: 37,693,727 km (0.084 R)
• M67: 38,610,014 km (0.078 R)
• M68: 40,698,550 km (0.118 R)
• M69: 41,559,784 km (0.063 R)
• M70: 42,348,165 km (0.114 R)
• M71: 43,220,919 km (0.109 R)
• M72: 43,539,862 km (0.06 R)
• M73: 43,859,403 km (0.097 R)
• M74: 45,388,443 km (0.062 R)
• M75: 46,037,398 km (0.081 R)
• M76: 47,508,993 km (0.061 R)
• M77: 48,664,038 km (0.103 R)
• M78: 49,494,904 km (0.116 R)
• M79: 50,581,882 km (0.095 R)
• M80: 51,338,997 km (0.093 R)
• M81: 51,761,312 km (0.116 R)
• M82: 52,184,674 km (0.106 R)
• M83: 52,439,290 km (0.114 R)
• M84: 52,864,596 km (0.088 R)
• M85: 53,290,950 km (0.048 R)
• M86: 55,094,353 km (0.119 R)
• M87: 55,613,308 km (0.09 R)
• M88: 55,873,309 km (0.038 R)
• M89: 57,968,577 km (0.079 R)
• M90: 58,584,471 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 252.5

Radius: 6.7

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 13.56 AU - 18.16 AU

Year: 23795 Days

Day: 16 Hours

Environment

Temp: -201 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 61,255,411 km

• M1: 163,810 km (0.087 R)
• M2: 850,913 km (0.088 R)
• M3: 893,997 km (0.068 R)
• M4: 1,467,555 km (0.118 R)
• M5: 1,790,387 km (0.059 R)
• M6: 2,046,798 km (0.119 R)
• M7: 2,531,495 km (0.079 R)
• M8: 2,658,055 km (0.071 R)
• M9: 2,722,083 km (0.076 R)
• M10: 2,884,696 km (0.078 R)
• M11: 3,287,712 km (0.057 R)
• M12: 4,071,904 km (0.119 R)
• M13: 4,832,909 km (0.084 R)
• M14: 4,911,448 km (0.098 R)
• M15: 5,069,722 km (0.085 R)
• M16: 5,350,817 km (0.092 R)
• M17: 5,432,048 km (0.102 R)
• M18: 6,224,319 km (0.108 R)
• M19: 6,525,160 km (0.079 R)
• M20: 6,568,543 km (0.072 R)
• M21: 6,612,076 km (0.09 R)
• M22: 6,742,974 km (0.115 R)
• M23: 6,786,956 km (0.104 R)
• M24: 6,874,920 km (0.108 R)
• M25: 10,641,645 km (0.026 R)
• M26: 13,406,812 km (0.106 R)
• M27: 13,572,716 km (0.091 R)
• M28: 13,628,216 km (0.08 R)
• M29: 13,850,818 km (0.071 R)
• M30: 14,582,800 km (0.065 R)
• M31: 15,154,264 km (0.057 R)
• M32: 15,269,455 km (0.116 R)
• M33: 15,616,821 km (0.048 R)
• M34: 16,496,456 km (0.12 R)
• M35: 16,733,868 km (0.046 R)
• M36: 17,331,961 km (0.079 R)
• M37: 19,106,042 km (0.053 R)
• M38: 19,605,549 km (0.09 R)
• M39: 20,046,115 km (0.053 R)
• M40: 20,172,525 km (0.09 R)
• M41: 20,936,970 km (0.085 R)
• M42: 21,129,652 km (0.053 R)
• M43: 21,258,306 km (0.116 R)
• M44: 22,955,344 km (0.096 R)
• M45: 23,753,150 km (0.111 R)
• M46: 24,695,317 km (0.116 R)
• M47: 25,034,904 km (0.118 R)
• M48: 25,444,204 km (0.113 R)
• M49: 25,787,083 km (0.096 R)
• M50: 25,924,713 km (0.119 R)
• M51: 26,755,280 km (0.101 R)
• M52: 27,243,867 km (0.084 R)
• M53: 27,946,827 km (0.11 R)
• M54: 28,229,717 km (0.082 R)
• M55: 28,513,504 km (0.063 R)
• M56: 29,802,439 km (0.042 R)
• M57: 30,019,057 km (0.079 R)
• M58: 34,082,883 km (0.099 R)
• M59: 35,144,579 km (0.106 R)
• M60: 35,449,908 km (0.035 R)
• M61: 35,602,797 km (0.09 R)
• M62: 37,611,597 km (0.101 R)
• M63: 38,002,197 km (0.118 R)
• M64: 38,080,437 km (0.075 R)
• M65: 40,693,014 km (0.104 R)
• M66: 41,093,937 km (0.087 R)
• M67: 43,444,867 km (0.116 R)
• M68: 44,018,725 km (0.108 R)
• M69: 44,925,737 km (0.103 R)
• M70: 45,922,208 km (0.057 R)
• M71: 46,255,961 km (0.057 R)
• M72: 46,339,586 km (0.103 R)
• M73: 46,842,085 km (0.112 R)
• M74: 48,190,860 km (0.086 R)
• M75: 48,529,998 km (0.073 R)
• M76: 49,552,350 km (0.101 R)
• M77: 50,066,069 km (0.08 R)
• M78: 50,323,677 km (0.112 R)
• M79: 51,185,360 km (0.113 R)
• M80: 51,704,764 km (0.085 R)
• M81: 52,313,029 km (0.1 R)
• M82: 52,661,592 km (0.097 R)
• M83: 53,273,447 km (0.095 R)
• M84: 55,833,366 km (0.074 R)
• M85: 56,011,388 km (0.07 R)
• M86: 56,278,719 km (0.076 R)
• M87: 57,891,982 km (0.041 R)
• M88: 58,342,721 km (0.076 R)
• M89: 59,429,400 km (0.085 R)
• M90: 60,248,897 km (0.068 R)
• M91: 61,071,984 km (0.077 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 14,593 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit