🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.6 AU - 0.74 AU

Year: 360 Days

Day: 23.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,876,557 km

• M1: 33,360 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.5

Radius: 13

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.55 AU - 0.83 AU

Year: 376 Days

Day: 8.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 51,876,557 km

• M1: 191,635 km (0.05 R)
• M2: 283,338 km (0.048 R)
• M3: 388,954 km (0.03 R)
• M4: 502,798 km (0.058 R)
• M5: 596,297 km (0.113 R)
• M6: 683,662 km (0.083 R)
• M7: 811,568 km (0.114 R)
• M8: 914,492 km (0.071 R)
• M9: 1,026,241 km (0.075 R)
• M10: 1,134,849 km (0.054 R)
• M11: 1,268,889 km (0.092 R)
• M12: 1,572,423 km (0.112 R)
• M13: 1,713,943 km (0.101 R)
• M14: 1,904,530 km (0.105 R)
• M15: 2,076,418 km (0.108 R)
• M16: 2,269,699 km (0.081 R)
• M17: 2,398,353 km (0.062 R)
• M18: 2,501,875 km (0.111 R)
• M19: 2,713,705 km (0.111 R)
• M20: 2,798,976 km (0.028 R)
• M21: 3,007,516 km (0.089 R)
• M22: 3,101,762 km (0.074 R)
• M23: 3,263,328 km (0.118 R)
• M24: 3,372,534 km (0.094 R)
• M25: 3,495,354 km (0.096 R)
• M26: 3,594,837 km (0.102 R)
• M27: 3,701,500 km (0.047 R)
• M28: 3,783,779 km (0.076 R)
• M29: 3,866,656 km (0.058 R)
• M30: 4,001,893 km (0.037 R)
• M31: 4,086,415 km (0.075 R)
• M32: 4,230,927 km (0.048 R)
• M33: 4,491,227 km (0.111 R)
• M34: 4,586,072 km (0.118 R)
• M35: 4,708,892 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.8

Radius: 8

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.71 AU - 1.07 AU

Year: 551 Days

Day: 9.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 51,876,557 km

• M1: 101,876 km (0.03 R)
• M2: 235,168 km (0.112 R)
• M3: 409,001 km (0.052 R)
• M4: 498,610 km (0.097 R)
• M5: 668,254 km (0.101 R)
• M6: 753,375 km (0.058 R)
• M7: 861,534 km (0.08 R)
• M8: 920,177 km (0.047 R)
• M9: 1,099,096 km (0.049 R)
• M10: 1,157,738 km (0.116 R)
• M11: 1,250,489 km (0.075 R)
• M12: 1,345,932 km (0.082 R)
• M13: 1,437,935 km (0.069 R)
• M14: 1,573,919 km (0.082 R)
• M15: 1,726,659 km (0.05 R)
• M16: 1,801,757 km (0.119 R)
• M17: 1,910,066 km (0.047 R)
• M18: 2,093,323 km (0.074 R)
• M19: 2,180,239 km (0.108 R)
• M20: 2,241,275 km (0.059 R)
• M21: 2,330,286 km (0.084 R)
• M22: 2,441,587 km (0.074 R)
• M23: 2,540,471 km (0.072 R)
• M24: 2,734,948 km (0.095 R)
• M25: 3,107,896 km (0.062 R)
• M26: 3,261,682 km (0.095 R)
• M27: 3,402,155 km (0.07 R)
• M28: 3,616,678 km (0.084 R)
• M29: 3,673,077 km (0.077 R)
• M30: 3,803,077 km (0.055 R)
• M31: 4,075,944 km (0.064 R)
• M32: 4,126,208 km (0.063 R)
• M33: 4,252,918 km (0.076 R)
• M34: 4,303,931 km (0.092 R)
• M35: 4,415,232 km (0.074 R)
• M36: 4,466,843 km (0.119 R)
• M37: 4,562,137 km (0.113 R)
• M38: 4,658,029 km (0.085 R)
• M39: 4,719,514 km (0.096 R)
• M40: 4,869,859 km (0.074 R)
• M41: 4,941,068 km (0.112 R)
• M42: 5,039,653 km (0.09 R)
• M43: 5,093,807 km (0.118 R)
• M44: 5,193,440 km (0.107 R)
• M45: 5,302,796 km (0.112 R)
• M46: 5,588,976 km (0.12 R)
• M47: 5,673,050 km (0.106 R)
• M48: 5,814,121 km (0.039 R)
• M49: 5,880,244 km (0.05 R)
• M50: 5,956,239 km (0.108 R)
• M51: 6,282,811 km (0.116 R)
• M52: 6,526,656 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589

Radius: 14.3

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.98 AU - 1.6 AU

Year: 961 Days

Day: 14.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 51,876,557 km

• M1: 183,407 km (0.065 R)
• M2: 282,740 km (0.088 R)
• M3: 439,818 km (0.052 R)
• M4: 529,726 km (0.087 R)
• M5: 638,185 km (0.058 R)
• M6: 767,287 km (0.104 R)
• M7: 864,975 km (0.058 R)
• M8: 979,866 km (0.101 R)
• M9: 1,120,039 km (0.088 R)
• M10: 1,494,632 km (0.079 R)
• M11: 1,689,409 km (0.062 R)
• M12: 1,829,283 km (0.109 R)
• M13: 2,014,036 km (0.072 R)
• M14: 2,129,675 km (0.081 R)
• M15: 2,359,158 km (0.106 R)
• M16: 2,516,835 km (0.109 R)
• M17: 2,669,125 km (0.097 R)
• M18: 2,824,408 km (0.108 R)
• M19: 3,020,680 km (0.062 R)
• M20: 3,377,621 km (0.111 R)
• M21: 3,486,378 km (0.106 R)
• M22: 3,616,529 km (0.102 R)
• M23: 3,707,634 km (0.111 R)
• M24: 3,819,982 km (0.068 R)
• M25: 3,923,055 km (0.093 R)
• M26: 4,464,000 km (0.118 R)
• M27: 4,572,908 km (0.069 R)
• M28: 4,860,136 km (0.067 R)
• M29: 5,051,322 km (0.106 R)
• M30: 5,302,347 km (0.106 R)
• M31: 5,475,880 km (0.109 R)
• M32: 5,722,119 km (0.079 R)
• M33: 5,924,076 km (0.098 R)
• M34: 6,237,782 km (0.113 R)
• M35: 6,359,854 km (0.105 R)
• M36: 6,718,440 km (0.105 R)
• M37: 6,868,786 km (0.081 R)
• M38: 6,969,765 km (0.114 R)
• M39: 7,071,043 km (0.04 R)
• M40: 7,211,216 km (0.067 R)
• M41: 7,455,659 km (0.066 R)
• M42: 7,598,375 km (0.071 R)
• M43: 7,912,979 km (0.106 R)
• M44: 8,205,144 km (0.06 R)
• M45: 8,541,590 km (0.116 R)
• M46: 8,691,038 km (0.117 R)
• M47: 8,786,631 km (0.094 R)
• M48: 8,923,812 km (0.115 R)
• M49: 9,020,303 km (0.077 R)
• M50: 9,228,094 km (0.112 R)
• M51: 9,325,632 km (0.079 R)
• M52: 9,493,630 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.7

Radius: 14.9

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.1 AU - 2.96 AU

Year: 2640 Days

Day: 13.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 51,876,557 km

• M1: 239,506 km (0.039 R)
• M2: 362,027 km (0.071 R)
• M3: 488,138 km (0.107 R)
• M4: 660,026 km (0.089 R)
• M5: 809,324 km (0.04 R)
• M6: 903,272 km (0.078 R)
• M7: 1,011,581 km (0.115 R)
• M8: 1,135,448 km (0.089 R)
• M9: 1,264,850 km (0.113 R)
• M10: 1,480,869 km (0.118 R)
• M11: 1,611,767 km (0.06 R)
• M12: 1,734,288 km (0.056 R)
• M13: 1,885,831 km (0.112 R)
• M14: 2,121,597 km (0.095 R)
• M15: 2,229,756 km (0.072 R)
• M16: 2,325,798 km (0.059 R)
• M17: 2,522,519 km (0.096 R)
• M18: 2,798,378 km (0.081 R)
• M19: 3,038,632 km (0.086 R)
• M20: 3,145,894 km (0.117 R)
• M21: 3,348,599 km (0.12 R)
• M22: 3,539,635 km (0.106 R)
• M23: 4,100,777 km (0.12 R)
• M24: 4,566,625 km (0.095 R)
• M25: 4,850,711 km (0.078 R)
• M26: 5,214,084 km (0.088 R)
• M27: 5,380,587 km (0.082 R)
• M28: 5,718,977 km (0.11 R)
• M29: 6,396,955 km (0.114 R)
• M30: 6,535,632 km (0.117 R)
• M31: 6,957,797 km (0.076 R)
• M32: 7,223,632 km (0.118 R)
• M33: 7,409,583 km (0.11 R)
• M34: 7,828,756 km (0.101 R)
• M35: 8,191,231 km (0.11 R)
• M36: 8,668,449 km (0.079 R)
• M37: 9,132,501 km (0.092 R)
• M38: 9,401,329 km (0.059 R)
• M39: 10,084,991 km (0.042 R)
• M40: 10,926,628 km (0.113 R)
• M41: 11,188,275 km (0.068 R)
• M42: 11,284,018 km (0.117 R)
• M43: 11,620,912 km (0.03 R)
• M44: 11,790,706 km (0.061 R)
• M45: 11,912,478 km (0.105 R)
• M46: 12,627,107 km (0.101 R)
• M47: 13,661,128 km (0.071 R)
• M48: 13,763,602 km (0.114 R)
• M49: 14,072,073 km (0.038 R)
• M50: 14,227,356 km (0.105 R)
• M51: 14,513,237 km (0.107 R)
• M52: 14,643,836 km (0.088 R)
• M53: 15,143,792 km (0.115 R)
• M54: 15,756,396 km (0.032 R)
• M55: 16,187,387 km (0.086 R)
• M56: 18,006,348 km (0.054 R)
• M57: 18,231,193 km (0.045 R)
• M58: 18,343,990 km (0.076 R)
• M59: 18,939,838 km (0.088 R)
• M60: 19,082,704 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 518.7

Radius: 7.3

Gravity: 9.73 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.56 AU - 9.04 AU

Year: 12939 Days

Day: 21.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 51,876,557 km

• M1: 176,525 km (0.109 R)
• M2: 929,302 km (0.073 R)
• M3: 988,842 km (0.102 R)
• M4: 1,070,522 km (0.092 R)
• M5: 1,284,597 km (0.105 R)
• M6: 1,442,722 km (0.077 R)
• M7: 1,655,300 km (0.067 R)
• M8: 2,163,185 km (0.114 R)
• M9: 2,379,354 km (0.06 R)
• M10: 3,159,657 km (0.051 R)
• M11: 4,045,575 km (0.031 R)
• M12: 4,144,759 km (0.045 R)
• M13: 4,211,479 km (0.111 R)
• M14: 4,312,159 km (0.043 R)
• M15: 4,481,653 km (0.055 R)
• M16: 4,618,834 km (0.073 R)
• M17: 5,217,375 km (0.115 R)
• M18: 5,325,535 km (0.046 R)
• M19: 6,027,897 km (0.118 R)
• M20: 6,332,328 km (0.087 R)
• M21: 6,877,164 km (0.091 R)
• M22: 7,275,543 km (0.084 R)
• M23: 8,304,028 km (0.114 R)
• M24: 9,774,276 km (0.103 R)
• M25: 9,863,287 km (0.117 R)
• M26: 10,767,756 km (0.099 R)
• M27: 12,030,511 km (0.119 R)
• M28: 12,317,440 km (0.079 R)
• M29: 12,703,402 km (0.109 R)
• M30: 14,035,721 km (0.067 R)
• M31: 14,287,195 km (0.114 R)
• M32: 14,692,755 km (0.117 R)
• M33: 14,845,943 km (0.08 R)
• M34: 15,102,204 km (0.101 R)
• M35: 15,619,214 km (0.105 R)
• M36: 15,827,604 km (0.071 R)
• M37: 16,300,034 km (0.038 R)
• M38: 16,405,650 km (0.082 R)
• M39: 16,617,481 km (0.097 R)
• M40: 16,776,952 km (0.108 R)
• M41: 17,097,541 km (0.12 R)
• M42: 17,312,363 km (0.065 R)
• M43: 17,420,074 km (0.089 R)
• M44: 17,528,083 km (0.102 R)
• M45: 17,744,701 km (0.12 R)
• M46: 18,509,745 km (0.098 R)
• M47: 19,174,109 km (0.065 R)
• M48: 21,213,726 km (0.091 R)
• M49: 22,670,211 km (0.086 R)
• M50: 23,202,331 km (0.096 R)
• M51: 23,261,721 km (0.053 R)
• M52: 23,440,191 km (0.095 R)
• M53: 24,944,996 km (0.099 R)
• M54: 25,005,882 km (0.113 R)
• M55: 25,066,769 km (0.106 R)
• M56: 25,127,805 km (0.092 R)
• M57: 25,371,948 km (0.077 R)
• M58: 26,047,832 km (0.087 R)
• M59: 26,294,967 km (0.118 R)
• M60: 26,916,397 km (0.115 R)
• M61: 26,978,779 km (0.094 R)
• M62: 27,920,797 km (0.108 R)
• M63: 28,237,047 km (0.057 R)
• M64: 29,001,193 km (0.073 R)
• M65: 30,810,579 km (0.119 R)
• M66: 31,202,974 km (0.1 R)
• M67: 32,125,096 km (0.119 R)
• M68: 32,989,322 km (0.111 R)
• M69: 33,659,371 km (0.084 R)
• M70: 33,793,860 km (0.087 R)
• M71: 34,063,585 km (0.117 R)
• M72: 34,131,053 km (0.105 R)
• M73: 35,149,217 km (0.053 R)
• M74: 35,490,748 km (0.083 R)
• M75: 36,246,068 km (0.116 R)
• M76: 36,660,454 km (0.066 R)
• M77: 38,614,202 km (0.06 R)
• M78: 39,391,064 km (0.087 R)
• M79: 40,173,012 km (0.059 R)
• M80: 40,888,389 km (0.093 R)
• M81: 41,752,317 km (0.08 R)
• M82: 41,969,234 km (0.103 R)
• M83: 42,041,639 km (0.052 R)
• M84: 44,232,650 km (0.057 R)
• M85: 44,453,755 km (0.058 R)
• M86: 45,193,517 km (0.039 R)
• M87: 45,267,717 km (0.1 R)
• M88: 46,310,863 km (0.104 R)
• M89: 46,760,255 km (0.1 R)
• M90: 48,648,480 km (0.106 R)
• M91: 49,334,386 km (0.067 R)
• M92: 51,333,761 km (0.11 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 13,039 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit