🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.33 AU - 1.43 AU

Year: 617 Days

Day: 14.9 Hours

Environment

Temp: -40 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.36 AU - 1.42 AU

Year: 624 Days

Day: 23.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.97 AU - 2.11 AU

Year: 1110 Days

Day: 39.5 Hours

Environment

Temp: -87 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.1

Radius: 13.5

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 6.37 AU - 9.93 AU

Year: 8860 Days

Day: 12.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 59,482,790 km

• M1: 169,046 km (0.109 R)
• M2: 322,533 km (0.072 R)
• M3: 956,080 km (0.097 R)
• M4: 1,405,023 km (0.09 R)
• M5: 1,513,631 km (0.082 R)
• M6: 1,977,235 km (0.105 R)
• M7: 2,079,410 km (0.117 R)
• M8: 2,204,474 km (0.055 R)
• M9: 2,484,372 km (0.097 R)
• M10: 2,640,103 km (0.112 R)
• M11: 2,799,126 km (0.047 R)
• M12: 2,891,428 km (0.104 R)
• M13: 3,055,537 km (0.069 R)
• M14: 3,467,080 km (0.066 R)
• M15: 3,591,546 km (0.075 R)
• M16: 4,130,846 km (0.087 R)
• M17: 4,778,605 km (0.113 R)
• M18: 4,889,756 km (0.037 R)
• M19: 5,458,228 km (0.095 R)
• M20: 5,603,637 km (0.113 R)
• M21: 5,958,184 km (0.118 R)
• M22: 7,674,969 km (0.098 R)
• M23: 7,969,827 km (0.097 R)
• M24: 8,102,071 km (0.088 R)
• M25: 8,301,784 km (0.115 R)
• M26: 8,876,539 km (0.114 R)
• M27: 9,780,559 km (0.083 R)
• M28: 9,886,923 km (0.076 R)
• M29: 10,532,288 km (0.095 R)
• M30: 11,488,668 km (0.063 R)
• M31: 11,977,254 km (0.118 R)
• M32: 12,128,947 km (0.074 R)
• M33: 12,472,722 km (0.113 R)
• M34: 12,974,923 km (0.096 R)
• M35: 13,405,016 km (0.118 R)
• M36: 14,158,990 km (0.062 R)
• M37: 14,521,017 km (0.068 R)
• M38: 14,682,881 km (0.083 R)
• M39: 15,295,335 km (0.084 R)
• M40: 15,418,753 km (0.111 R)
• M41: 15,584,059 km (0.099 R)
• M42: 17,225,148 km (0.075 R)
• M43: 17,396,587 km (0.102 R)
• M44: 17,741,111 km (0.107 R)
• M45: 18,612,369 km (0.105 R)
• M46: 18,744,314 km (0.115 R)
• M47: 19,053,383 km (0.111 R)
• M48: 20,396,622 km (0.072 R)
• M49: 21,539,401 km (0.066 R)
• M50: 23,410,720 km (0.097 R)
• M51: 24,365,753 km (0.07 R)
• M52: 24,461,945 km (0.04 R)
• M53: 24,896,526 km (0.046 R)
• M54: 26,314,116 km (0.058 R)
• M55: 26,561,102 km (0.068 R)
• M56: 26,908,319 km (0.092 R)
• M57: 27,207,066 km (0.078 R)
• M58: 27,556,975 km (0.112 R)
• M59: 28,615,829 km (0.079 R)
• M60: 29,996,767 km (0.047 R)
• M61: 30,254,823 km (0.115 R)
• M62: 31,190,109 km (0.067 R)
• M63: 31,766,360 km (0.102 R)
• M64: 32,293,393 km (0.078 R)
• M65: 32,610,840 km (0.029 R)
• M66: 32,876,376 km (0.113 R)
• M67: 33,089,104 km (0.104 R)
• M68: 33,516,206 km (0.078 R)
• M69: 35,188,411 km (0.096 R)
• M70: 36,336,575 km (0.094 R)
• M71: 36,942,895 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 250

Radius: 5.6

Gravity: 7.97 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 9.72 AU - 13.92 AU

Year: 15475 Days

Day: 20.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 59,482,790 km

• M1: 102,325 km (0.034 R)
• M2: 137,480 km (0.118 R)
• M3: 208,839 km (0.114 R)
• M4: 492,027 km (0.102 R)
• M5: 581,188 km (0.116 R)
• M6: 1,305,092 km (0.038 R)
• M7: 1,582,297 km (0.095 R)
• M8: 1,693,747 km (0.101 R)
• M9: 2,140,596 km (0.09 R)
• M10: 2,389,976 km (0.058 R)
• M11: 2,544,061 km (0.056 R)
• M12: 2,781,324 km (0.111 R)
• M13: 2,998,241 km (0.117 R)
• M14: 3,564,169 km (0.103 R)
• M15: 3,769,866 km (0.088 R)
• M16: 3,829,406 km (0.108 R)
• M17: 4,347,913 km (0.039 R)
• M18: 4,504,691 km (0.116 R)
• M19: 4,791,470 km (0.096 R)
• M20: 4,920,723 km (0.093 R)
• M21: 5,084,084 km (0.082 R)
• M22: 5,249,240 km (0.103 R)
• M23: 5,449,701 km (0.071 R)
• M24: 5,858,253 km (0.079 R)
• M25: 5,927,217 km (0.054 R)
• M26: 6,171,062 km (0.096 R)
• M27: 6,776,784 km (0.084 R)
• M28: 6,885,691 km (0.113 R)
• M29: 7,401,355 km (0.095 R)
• M30: 7,438,605 km (0.063 R)
• M31: 7,626,200 km (0.068 R)
• M32: 7,929,435 km (0.12 R)
• M33: 8,314,051 km (0.057 R)
• M34: 8,508,528 km (0.11 R)
• M35: 9,301,846 km (0.095 R)
• M36: 9,423,020 km (0.072 R)
• M37: 9,625,875 km (0.079 R)
• M38: 9,994,634 km (0.071 R)
• M39: 10,035,923 km (0.114 R)
• M40: 10,243,116 km (0.114 R)
• M41: 10,958,194 km (0.074 R)
• M42: 11,085,950 km (0.078 R)
• M43: 11,386,193 km (0.073 R)
• M44: 13,197,823 km (0.094 R)
• M45: 13,470,391 km (0.086 R)
• M46: 14,113,512 km (0.11 R)
• M47: 14,672,858 km (0.036 R)
• M48: 14,813,780 km (0.097 R)
• M49: 15,002,422 km (0.119 R)
• M50: 15,191,813 km (0.027 R)
• M51: 15,716,752 km (0.113 R)
• M52: 15,909,135 km (0.089 R)
• M53: 16,053,946 km (0.097 R)
• M54: 16,247,675 km (0.096 R)
• M55: 17,975,830 km (0.072 R)
• M56: 20,020,982 km (0.114 R)
• M57: 20,596,336 km (0.119 R)
• M58: 20,648,844 km (0.043 R)
• M59: 23,443,034 km (0.074 R)
• M60: 24,104,555 km (0.084 R)
• M61: 24,159,907 km (0.026 R)
• M62: 24,382,059 km (0.09 R)
• M63: 24,437,560 km (0.101 R)
• M64: 26,353,460 km (0.096 R)
• M65: 27,041,012 km (0.076 R)
• M66: 27,850,785 km (0.094 R)
• M67: 31,895,164 km (0.113 R)
• M68: 31,956,050 km (0.119 R)
• M69: 32,566,409 km (0.066 R)
• M70: 33,242,442 km (0.102 R)
• M71: 33,798,797 km (0.112 R)
• M72: 33,985,046 km (0.111 R)
• M73: 34,171,594 km (0.082 R)
• M74: 34,420,824 km (0.049 R)
• M75: 35,172,105 km (0.029 R)
• M76: 35,992,051 km (0.096 R)
• M77: 36,118,760 km (0.105 R)
• M78: 36,309,049 km (0.07 R)
• M79: 37,265,877 km (0.079 R)
• M80: 37,458,110 km (0.117 R)
• M81: 37,522,288 km (0.056 R)
• M82: 37,715,119 km (0.102 R)
• M83: 38,878,691 km (0.041 R)
• M84: 39,464,965 km (0.109 R)
• M85: 39,660,939 km (0.089 R)
• M86: 40,712,013 km (0.058 R)
• M87: 40,844,108 km (0.101 R)
• M88: 40,910,081 km (0.031 R)
• M89: 42,238,959 km (0.106 R)
• M90: 43,110,217 km (0.102 R)
• M91: 43,581,899 km (0.096 R)
• M92: 43,919,691 km (0.105 R)
• M93: 44,938,752 km (0.089 R)
• M94: 45,280,134 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 744.6

Radius: 6.6

Gravity: 17.09 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 12.46 AU - 16.86 AU

Year: 21375 Days

Day: 24.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 59,482,790 km

• M1: 313,108 km (0.102 R)
• M2: 367,113 km (0.094 R)
• M3: 424,559 km (0.115 R)
• M4: 527,931 km (0.088 R)
• M5: 1,050,775 km (0.091 R)
• M6: 1,343,239 km (0.102 R)
• M7: 1,562,849 km (0.083 R)
• M8: 1,627,625 km (0.086 R)
• M9: 1,793,828 km (0.108 R)
• M10: 2,214,796 km (0.114 R)
• M11: 3,351,591 km (0.043 R)
• M12: 3,478,150 km (0.111 R)
• M13: 3,520,636 km (0.073 R)
• M14: 4,224,793 km (0.099 R)
• M15: 5,359,793 km (0.096 R)
• M16: 5,557,710 km (0.111 R)
• M17: 5,808,437 km (0.082 R)
• M18: 6,373,168 km (0.072 R)
• M19: 6,425,378 km (0.085 R)
• M20: 7,609,595 km (0.091 R)
• M21: 7,664,946 km (0.112 R)
• M22: 7,720,597 km (0.114 R)
• M23: 8,976,321 km (0.062 R)
• M24: 9,389,062 km (0.104 R)
• M25: 9,989,398 km (0.097 R)
• M26: 10,050,135 km (0.052 R)
• M27: 10,850,633 km (0.091 R)
• M28: 11,290,151 km (0.095 R)
• M29: 11,416,711 km (0.104 R)
• M30: 11,607,598 km (0.078 R)
• M31: 12,643,264 km (0.091 R)
• M32: 13,305,384 km (0.097 R)
• M33: 13,640,783 km (0.079 R)
• M34: 14,801,513 km (0.112 R)
• M35: 15,358,765 km (0.055 R)
• M36: 15,569,398 km (0.097 R)
• M37: 16,136,075 km (0.119 R)
• M38: 16,853,696 km (0.099 R)
• M39: 18,245,854 km (0.104 R)
• M40: 20,517,946 km (0.085 R)
• M41: 20,749,973 km (0.072 R)
• M42: 20,982,897 km (0.069 R)
• M43: 21,608,365 km (0.077 R)
• M44: 21,686,904 km (0.087 R)
• M45: 21,765,742 km (0.064 R)
• M46: 24,334,038 km (0.025 R)
• M47: 25,321,534 km (0.105 R)
• M48: 26,154,495 km (0.077 R)
• M49: 26,238,270 km (0.032 R)
• M50: 27,847,195 km (0.114 R)
• M51: 28,361,961 km (0.119 R)
• M52: 31,337,313 km (0.087 R)
• M53: 31,515,335 km (0.071 R)
• M54: 32,141,402 km (0.08 R)
• M55: 32,500,885 km (0.114 R)
• M56: 32,771,358 km (0.12 R)
• M57: 33,133,236 km (0.113 R)
• M58: 33,405,504 km (0.083 R)
• M59: 36,262,225 km (0.107 R)
• M60: 38,336,549 km (0.082 R)
• M61: 38,526,987 km (0.118 R)
• M62: 39,676,497 km (0.08 R)
• M63: 40,739,988 km (0.115 R)
• M64: 41,812,904 km (0.098 R)
• M65: 43,787,446 km (0.12 R)
• M66: 45,087,003 km (0.08 R)
• M67: 45,388,742 km (0.096 R)
• M68: 45,489,421 km (0.113 R)
• M69: 45,792,058 km (0.088 R)
• M70: 45,994,165 km (0.098 R)
• M71: 46,196,570 km (0.112 R)
• M72: 47,417,139 km (0.048 R)
• M73: 47,519,464 km (0.093 R)
• M74: 47,723,965 km (0.088 R)
• M75: 48,031,538 km (0.105 R)
• M76: 48,545,407 km (0.106 R)
• M77: 51,667,065 km (0.082 R)
• M78: 51,877,400 km (0.052 R)
• M79: 55,067,575 km (0.054 R)
• M80: 57,992,512 km (0.071 R)
• M81: 58,539,741 km (0.116 R)
• M82: 58,759,052 km (0.085 R)
• M83: 59,639,286 km (0.091 R)
• M84: 61,523,919 km (0.099 R)
• M85: 61,746,970 km (0.113 R)
• M86: 64,670,561 km (0.091 R)
• M87: 66,035,193 km (0.076 R)
• M88: 66,492,065 km (0.097 R)
• M89: 68,099,644 km (0.073 R)
• M90: 68,561,303 km (0.119 R)
• M91: 71,118,977 km (0.054 R)
• M92: 75,013,608 km (0.115 R)
• M93: 77,166,920 km (0.034 R)
• M94: 80,434,886 km (0.108 R)
• M95: 80,800,652 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 220.4

Radius: 6

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 14.21 AU - 17.79 AU

Year: 24371 Days

Day: 16.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 59,482,790 km

• M1: 242,648 km (0.09 R)
• M2: 323,730 km (0.09 R)
• M3: 718,967 km (0.071 R)
• M4: 820,096 km (0.115 R)
• M5: 947,703 km (0.064 R)
• M6: 1,151,305 km (0.103 R)
• M7: 1,925,175 km (0.102 R)
• M8: 2,153,910 km (0.104 R)
• M9: 2,827,101 km (0.071 R)
• M10: 3,054,190 km (0.066 R)
• M11: 3,120,163 km (0.095 R)
• M12: 3,186,584 km (0.098 R)
• M13: 3,491,465 km (0.114 R)
• M14: 3,984,240 km (0.07 R)
• M15: 4,238,706 km (0.085 R)
• M16: 4,312,458 km (0.096 R)
• M17: 4,386,509 km (0.074 R)
• M18: 5,468,101 km (0.104 R)
• M19: 5,791,682 km (0.105 R)
• M20: 7,411,677 km (0.066 R)
• M21: 7,724,486 km (0.069 R)
• M22: 8,782,442 km (0.039 R)
• M23: 8,971,085 km (0.106 R)
• M24: 9,304,389 km (0.044 R)
• M25: 9,836,359 km (0.077 R)
• M26: 10,879,056 km (0.082 R)
• M27: 12,270,616 km (0.092 R)
• M28: 12,481,399 km (0.056 R)
• M29: 13,013,818 km (0.083 R)
• M30: 14,935,103 km (0.067 R)
• M31: 15,443,287 km (0.11 R)
• M32: 16,129,642 km (0.08 R)
• M33: 16,825,871 km (0.066 R)
• M34: 17,413,641 km (0.109 R)
• M35: 18,609,227 km (0.042 R)
• M36: 19,033,935 km (0.063 R)
• M37: 19,523,121 km (0.083 R)
• M38: 19,830,993 km (0.109 R)
• M39: 20,327,059 km (0.068 R)
• M40: 20,889,847 km (0.115 R)
• M41: 21,521,150 km (0.072 R)
• M42: 24,837,286 km (0.081 R)
• M43: 25,037,298 km (0.087 R)
• M44: 25,977,521 km (0.12 R)
• M45: 26,316,061 km (0.106 R)
• M46: 26,451,895 km (0.083 R)
• M47: 27,203,326 km (0.1 R)
• M48: 28,796,842 km (0.068 R)
• M49: 29,640,125 km (0.062 R)
• M50: 30,920,384 km (0.103 R)
• M51: 31,279,120 km (0.104 R)
• M52: 32,073,335 km (0.077 R)
• M53: 32,874,282 km (0.097 R)
• M54: 34,495,623 km (0.116 R)
• M55: 35,241,219 km (0.088 R)
• M56: 37,815,499 km (0.106 R)
• M57: 38,122,474 km (0.045 R)
• M58: 38,970,395 km (0.117 R)
• M59: 39,358,003 km (0.071 R)
• M60: 39,435,644 km (0.076 R)
• M61: 45,485,083 km (0.058 R)
• M62: 46,302,187 km (0.032 R)
• M63: 46,548,425 km (0.114 R)
• M64: 47,371,811 km (0.115 R)
• M65: 49,787,069 km (0.071 R)
• M66: 49,955,217 km (0.104 R)
• M67: 50,039,291 km (0.115 R)
• M68: 51,391,057 km (0.096 R)
• M69: 52,071,578 km (0.096 R)
• M70: 52,754,941 km (0.105 R)
• M71: 53,441,296 km (0.081 R)
• M72: 55,605,229 km (0.099 R)
• M73: 56,041,457 km (0.09 R)
• M74: 57,357,020 km (0.06 R)
• M75: 58,948,891 km (0.115 R)
• M76: 59,393,646 km (0.063 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 11,129 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit