🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

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: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.52 AU - 0.54 AU

Year: 253 Days

Day: 44.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.1

Radius: 14.7

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.62 AU - 0.76 AU

Year: 376 Days

Day: 10.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 36,774,713 km

• M1: 187,446 km (0.077 R)
• M2: 283,488 km (0.092 R)
• M3: 380,427 km (0.073 R)
• M4: 495,618 km (0.092 R)
• M5: 632,051 km (0.093 R)
• M6: 733,329 km (0.112 R)
• M7: 844,929 km (0.076 R)
• M8: 976,724 km (0.064 R)
• M9: 1,071,719 km (0.074 R)
• M10: 1,172,249 km (0.075 R)
• M11: 1,267,543 km (0.091 R)
• M12: 1,394,851 km (0.07 R)
• M13: 1,515,127 km (0.096 R)
• M14: 1,641,388 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.8

Radius: 9.1

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.74 AU - 0.78 AU

Year: 435 Days

Day: 6.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 36,774,713 km

• M1: 117,135 km (0.086 R)
• M2: 206,894 km (0.077 R)
• M3: 267,182 km (0.093 R)
• M4: 334,052 km (0.114 R)
• M5: 414,087 km (0.104 R)
• M6: 508,184 km (0.113 R)
• M7: 623,674 km (0.094 R)
• M8: 681,568 km (0.056 R)
• M9: 752,328 km (0.046 R)
• M10: 840,740 km (0.069 R)
• M11: 929,003 km (0.118 R)
• M12: 1,082,041 km (0.102 R)
• M13: 1,144,723 km (0.043 R)
• M14: 1,300,604 km (0.095 R)
• M15: 1,445,265 km (0.119 R)
• M16: 1,533,677 km (0.029 R)
• M17: 1,667,268 km (0.086 R)
• M18: 1,765,255 km (0.112 R)
• M19: 1,824,944 km (0.04 R)
• M20: 1,905,727 km (0.077 R)
• M21: 1,967,062 km (0.104 R)
• M22: 2,028,996 km (0.114 R)
• M23: 2,272,990 km (0.117 R)
• M24: 2,332,829 km (0.106 R)
• M25: 2,437,249 km (0.115 R)
• M26: 2,509,654 km (0.114 R)
• M27: 2,571,587 km (0.09 R)
• M28: 2,789,252 km (0.09 R)
• M29: 2,882,751 km (0.031 R)
• M30: 3,157,413 km (0.052 R)
• M31: 3,297,885 km (0.068 R)
• M32: 3,365,802 km (0.12 R)
• M33: 3,459,301 km (0.107 R)
• M34: 3,559,981 km (0.112 R)
• M35: 3,789,912 km (0.1 R)
• M36: 4,164,057 km (0.111 R)
• M37: 4,231,077 km (0.12 R)
• M38: 4,372,596 km (0.084 R)
• M39: 4,454,277 km (0.091 R)
• M40: 4,632,896 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175

Radius: 9.8

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.32 AU - 1.6 AU

Year: 1157 Days

Day: 11.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 36,774,713 km

• M1: 122,969 km (0.1 R)
• M2: 256,261 km (0.116 R)
• M3: 406,009 km (0.1 R)
• M4: 542,741 km (0.071 R)
• M5: 733,329 km (0.109 R)
• M6: 834,756 km (0.063 R)
• M7: 946,356 km (0.083 R)
• M8: 1,057,807 km (0.086 R)
• M9: 1,151,455 km (0.049 R)
• M10: 1,236,576 km (0.075 R)
• M11: 1,425,369 km (0.06 R)
• M12: 1,585,887 km (0.111 R)
• M13: 1,831,377 km (0.049 R)
• M14: 1,972,448 km (0.107 R)
• M15: 2,089,284 km (0.113 R)
• M16: 2,159,146 km (0.098 R)
• M17: 2,222,725 km (0.086 R)
• M18: 2,351,679 km (0.068 R)
• M19: 2,468,514 km (0.097 R)
• M20: 2,587,445 km (0.116 R)
• M21: 2,685,282 km (0.064 R)
• M22: 2,746,318 km (0.034 R)
• M23: 3,010,358 km (0.11 R)
• M24: 3,097,574 km (0.113 R)
• M25: 3,201,843 km (0.095 R)
• M26: 3,315,388 km (0.068 R)
• M27: 3,397,368 km (0.08 R)
• M28: 3,513,306 km (0.032 R)
• M29: 3,655,873 km (0.099 R)
• M30: 3,766,126 km (0.083 R)
• M31: 4,094,943 km (0.106 R)
• M32: 4,559,893 km (0.119 R)
• M33: 5,079,596 km (0.09 R)
• M34: 5,231,587 km (0.108 R)
• M35: 5,423,671 km (0.083 R)
• M36: 5,510,737 km (0.116 R)
• M37: 5,745,605 km (0.031 R)
• M38: 5,864,386 km (0.03 R)
• M39: 5,973,892 km (0.053 R)
• M40: 6,114,215 km (0.08 R)
• M41: 6,255,734 km (0.1 R)
• M42: 6,357,311 km (0.096 R)
• M43: 6,459,636 km (0.082 R)
• M44: 6,541,915 km (0.112 R)
• M45: 6,728,164 km (0.08 R)
• M46: 7,148,385 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350

Radius: 12.9

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.96 AU - 2.42 AU

Year: 2126 Days

Day: 9 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 36,774,713 km

• M1: 201,508 km (0.057 R)
• M2: 311,313 km (0.116 R)
• M3: 410,197 km (0.064 R)
• M4: 530,773 km (0.101 R)
• M5: 714,180 km (0.093 R)
• M6: 874,699 km (0.091 R)
• M7: 975,677 km (0.049 R)
• M8: 1,122,732 km (0.112 R)
• M9: 1,339,948 km (0.085 R)
• M10: 1,430,904 km (0.097 R)
• M11: 1,948,811 km (0.117 R)
• M12: 2,288,997 km (0.077 R)
• M13: 2,432,761 km (0.077 R)
• M14: 2,568,147 km (0.084 R)
• M15: 2,694,557 km (0.111 R)
• M16: 2,893,971 km (0.089 R)
• M17: 3,171,924 km (0.045 R)
• M18: 3,420,705 km (0.077 R)
• M19: 3,637,323 km (0.116 R)
• M20: 3,766,874 km (0.063 R)
• M21: 3,898,072 km (0.117 R)
• M22: 4,003,987 km (0.115 R)
• M23: 4,232,573 km (0.032 R)
• M24: 4,520,997 km (0.05 R)
• M25: 4,632,597 km (0.098 R)
• M26: 4,972,783 km (0.026 R)
• M27: 5,073,612 km (0.12 R)
• M28: 5,528,389 km (0.078 R)
• M29: 5,828,782 km (0.116 R)
• M30: 5,965,664 km (0.116 R)
• M31: 6,119,151 km (0.062 R)
• M32: 6,211,752 km (0.12 R)
• M33: 6,555,827 km (0.116 R)
• M34: 6,698,245 km (0.092 R)
• M35: 7,132,078 km (0.049 R)
• M36: 7,475,854 km (0.107 R)
• M37: 7,674,820 km (0.055 R)
• M38: 7,942,749 km (0.113 R)
• M39: 8,230,875 km (0.1 R)
• M40: 8,539,645 km (0.084 R)
• M41: 8,922,316 km (0.112 R)
• M42: 9,151,201 km (0.093 R)
• M43: 9,381,881 km (0.045 R)
• M44: 9,524,896 km (0.036 R)
• M45: 9,614,655 km (0.111 R)
• M46: 9,740,766 km (0.066 R)
• M47: 9,831,123 km (0.108 R)
• M48: 10,030,986 km (0.093 R)
• M49: 10,416,350 km (0.099 R)
• M50: 10,527,352 km (0.097 R)
• M51: 10,657,352 km (0.12 R)
• M52: 10,825,351 km (0.085 R)
• M53: 11,851,443 km (0.073 R)
• M54: 12,376,232 km (0.047 R)
• M55: 12,651,342 km (0.057 R)
• M56: 13,227,593 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.3

Radius: 12.8

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.37 AU - 3.47 AU

Year: 3273 Days

Day: 7.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 36,774,713 km

• M1: 216,319 km (0.117 R)
• M2: 309,967 km (0.072 R)
• M3: 442,660 km (0.09 R)
• M4: 555,457 km (0.069 R)
• M5: 833,260 km (0.067 R)
• M6: 1,066,633 km (0.11 R)
• M7: 1,217,427 km (0.074 R)
• M8: 1,322,146 km (0.108 R)
• M9: 1,430,156 km (0.098 R)
• M10: 1,518,867 km (0.106 R)
• M11: 1,620,893 km (0.08 R)
• M12: 1,784,553 km (0.112 R)
• M13: 1,892,712 km (0.081 R)
• M14: 2,015,682 km (0.084 R)
• M15: 2,192,357 km (0.086 R)
• M16: 2,321,909 km (0.052 R)
• M17: 2,494,096 km (0.098 R)
• M18: 2,602,255 km (0.038 R)
• M19: 3,123,304 km (0.055 R)
• M20: 3,329,001 km (0.066 R)
• M21: 3,478,749 km (0.034 R)
• M22: 3,600,222 km (0.117 R)
• M23: 3,831,800 km (0.097 R)
• M24: 4,228,833 km (0.063 R)
• M25: 4,374,990 km (0.097 R)
• M26: 4,473,425 km (0.11 R)
• M27: 4,959,618 km (0.099 R)
• M28: 5,114,003 km (0.053 R)
• M29: 5,622,486 km (0.092 R)
• M30: 5,747,550 km (0.117 R)
• M31: 5,910,013 km (0.067 R)
• M32: 6,480,729 km (0.053 R)
• M33: 6,687,623 km (0.118 R)
• M34: 6,801,318 km (0.089 R)
• M35: 7,127,291 km (0.119 R)
• M36: 7,262,827 km (0.066 R)
• M37: 7,379,813 km (0.06 R)
• M38: 7,536,890 km (0.116 R)
• M39: 8,196,168 km (0.054 R)
• M40: 8,707,942 km (0.104 R)
• M41: 8,853,052 km (0.109 R)
• M42: 9,378,291 km (0.108 R)
• M43: 9,505,748 km (0.109 R)
• M44: 9,978,477 km (0.118 R)
• M45: 10,414,854 km (0.036 R)
• M46: 10,724,073 km (0.072 R)
• M47: 10,835,224 km (0.075 R)
• M48: 10,924,385 km (0.1 R)
• M49: 11,578,576 km (0.062 R)
• M50: 11,898,865 km (0.069 R)
• M51: 11,991,017 km (0.105 R)
• M52: 12,245,483 km (0.067 R)
• M53: 12,759,651 km (0.104 R)
• M54: 12,924,807 km (0.047 R)
• M55: 13,209,492 km (0.097 R)
• M56: 13,304,935 km (0.069 R)
• M57: 13,881,934 km (0.082 R)
• M58: 14,320,256 km (0.1 R)
• M59: 14,861,950 km (0.118 R)
• M60: 15,085,599 km (0.091 R)
• M61: 15,536,038 km (0.048 R)
• M62: 15,661,999 km (0.032 R)
• M63: 16,347,906 km (0.068 R)
• M64: 16,630,197 km (0.086 R)
• M65: 16,759,150 km (0.093 R)
• M66: 17,225,746 km (0.115 R)
• M67: 17,644,022 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 278.1

Radius: 6.8

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 5.96 AU - 6.78 AU

Year: 10547 Days

Day: 22.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 36,774,713 km

• M1: 121,324 km (0.08 R)
• M2: 247,285 km (0.1 R)
• M3: 434,881 km (0.073 R)
• M4: 692,638 km (0.118 R)
• M5: 1,026,092 km (0.032 R)
• M6: 1,125,126 km (0.081 R)
• M7: 1,210,247 km (0.116 R)
• M8: 1,441,375 km (0.118 R)
• M9: 1,515,426 km (0.115 R)
• M10: 1,647,970 km (0.106 R)
• M11: 1,864,139 km (0.071 R)
• M12: 2,410,770 km (0.094 R)
• M13: 2,839,966 km (0.113 R)
• M14: 2,886,491 km (0.064 R)
• M15: 3,219,645 km (0.079 R)
• M16: 3,268,265 km (0.053 R)
• M17: 3,640,614 km (0.079 R)
• M18: 3,793,353 km (0.102 R)
• M19: 3,896,426 km (0.083 R)
• M20: 4,000,397 km (0.111 R)
• M21: 4,078,936 km (0.103 R)
• M22: 4,371,549 km (0.069 R)
• M23: 4,892,748 km (0.101 R)
• M24: 5,174,890 km (0.1 R)
• M25: 5,260,609 km (0.069 R)
• M26: 5,491,588 km (0.109 R)
• M27: 5,844,190 km (0.12 R)
• M28: 6,234,342 km (0.116 R)
• M29: 6,386,632 km (0.113 R)
• M30: 7,039,926 km (0.08 R)
• M31: 7,746,926 km (0.12 R)
• M32: 8,108,953 km (0.088 R)
• M33: 8,442,705 km (0.109 R)
• M34: 8,611,452 km (0.075 R)
• M35: 8,849,312 km (0.103 R)
• M36: 9,227,645 km (0.113 R)
• M37: 10,035,624 km (0.109 R)
• M38: 11,197,101 km (0.106 R)
• M39: 11,756,149 km (0.119 R)
• M40: 12,171,732 km (0.066 R)
• M41: 12,400,616 km (0.062 R)
• M42: 13,173,439 km (0.102 R)
• M43: 13,290,724 km (0.089 R)
• M44: 14,081,348 km (0.12 R)
• M45: 14,968,613 km (0.112 R)
• M46: 15,295,634 km (0.056 R)
• M47: 15,501,331 km (0.105 R)
• M48: 15,790,803 km (0.084 R)
• M49: 17,051,464 km (0.12 R)
• M50: 17,136,586 km (0.107 R)
• M51: 17,179,221 km (0.077 R)
• M52: 17,350,211 km (0.119 R)
• M53: 20,476,957 km (0.08 R)
• M54: 20,658,269 km (0.104 R)
• M55: 20,703,747 km (0.092 R)
• M56: 20,749,075 km (0.112 R)
• M57: 20,794,553 km (0.072 R)
• M58: 20,931,136 km (0.113 R)
• M59: 21,480,609 km (0.119 R)
• M60: 21,572,611 km (0.098 R)
• M61: 21,803,291 km (0.102 R)
• M62: 22,453,444 km (0.105 R)
• M63: 23,772,747 km (0.101 R)
• M64: 24,154,222 km (0.087 R)
• M65: 25,116,884 km (0.08 R)
• M66: 25,165,354 km (0.064 R)
• M67: 25,359,532 km (0.084 R)
• M68: 25,602,928 km (0.106 R)
• M69: 25,994,126 km (0.026 R)
• M70: 26,092,113 km (0.089 R)
• M71: 26,436,337 km (0.105 R)
• M72: 26,485,705 km (0.07 R)
• M73: 26,980,425 km (0.099 R)
• M74: 27,878,610 km (0.098 R)
• M75: 28,230,465 km (0.115 R)
• M76: 28,280,879 km (0.108 R)
• M77: 29,960,714 km (0.113 R)
• M78: 30,372,706 km (0.118 R)
• M79: 30,579,450 km (0.115 R)
• M80: 30,890,464 km (0.107 R)
• M81: 31,515,634 km (0.059 R)
• M82: 31,934,657 km (0.083 R)
• M83: 32,197,651 km (0.105 R)
• M84: 33,896,783 km (0.05 R)
• M85: 34,919,584 km (0.093 R)
• M86: 35,407,422 km (0.114 R)
• M87: 35,897,655 km (0.113 R)
• M88: 36,061,614 km (0.059 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: 316 - 19,000 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit