🌌 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: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.65 AU - 0.87 AU

Year: 233 Days

Day: 31.2 Hours

Environment

Temp: 180 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.32 AU - 1.66 AU

Year: 639 Days

Day: 27.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 94,805,776 km

• M1: 599,289 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.94 AU - 2.3 AU

Year: 1085 Days

Day: 43.9 Hours

Environment

Temp: -61 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,805,776 km

• M1: 650,003 km (0.109 R)
• M2: 673,490 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.2 AU - 2.52 AU

Year: 1274 Days

Day: 35.7 Hours

Environment

Temp: -72 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,805,776 km

• M1: 162,762 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.56 AU - 4.04 AU

Year: 2603 Days

Day: 20.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 77.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,805,776 km

• M1: 724,502 km (0.088 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.1 AU - 4.96 AU

Year: 2843 Days

Day: 47.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.4

Radius: 13.7

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.11 AU - 7.99 AU

Year: 5892 Days

Day: 13.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 94,805,776 km

• M1: 170,990 km (0.114 R)
• M2: 326,123 km (0.084 R)
• M3: 481,107 km (0.05 R)
• M4: 979,268 km (0.055 R)
• M5: 1,069,625 km (0.078 R)
• M6: 1,270,684 km (0.097 R)
• M7: 1,359,246 km (0.073 R)
• M8: 1,543,102 km (0.083 R)
• M9: 1,847,534 km (0.086 R)
• M10: 2,158,398 km (0.064 R)
• M11: 2,670,771 km (0.111 R)
• M12: 2,801,220 km (0.059 R)
• M13: 3,438,357 km (0.051 R)
• M14: 3,741,293 km (0.062 R)
• M15: 3,838,831 km (0.05 R)
• M16: 4,407,752 km (0.09 R)
• M17: 4,754,968 km (0.094 R)
• M18: 5,003,450 km (0.09 R)
• M19: 5,219,919 km (0.115 R)
• M20: 5,347,525 km (0.069 R)
• M21: 5,643,280 km (0.109 R)
• M22: 5,774,478 km (0.067 R)
• M23: 5,982,568 km (0.115 R)
• M24: 6,348,036 km (0.074 R)
• M25: 6,484,469 km (0.064 R)
• M26: 7,060,421 km (0.026 R)
• M27: 7,262,827 km (0.09 R)
• M28: 7,756,500 km (0.113 R)
• M29: 7,860,770 km (0.106 R)
• M30: 7,965,488 km (0.069 R)
• M31: 8,176,421 km (0.077 R)
• M32: 8,389,149 km (0.042 R)
• M33: 8,582,131 km (0.075 R)
• M34: 8,689,991 km (0.04 R)
• M35: 8,776,757 km (0.101 R)
• M36: 9,346,875 km (0.073 R)
• M37: 10,133,610 km (0.027 R)
• M38: 10,408,122 km (0.077 R)
• M39: 10,615,764 km (0.106 R)
• M40: 10,778,227 km (0.077 R)
• M41: 11,223,281 km (0.096 R)
• M42: 11,793,997 km (0.052 R)
• M43: 11,986,380 km (0.082 R)
• M44: 12,131,340 km (0.11 R)
• M45: 12,325,668 km (0.075 R)
• M46: 12,668,097 km (0.066 R)
• M47: 12,766,383 km (0.102 R)
• M48: 13,038,352 km (0.118 R)
• M49: 13,287,283 km (0.111 R)
• M50: 13,638,389 km (0.092 R)
• M51: 13,764,500 km (0.07 R)
• M52: 14,017,919 km (0.118 R)
• M53: 14,170,808 km (0.078 R)
• M54: 14,943,182 km (0.065 R)
• M55: 15,387,039 km (0.086 R)
• M56: 15,835,234 km (0.118 R)
• M57: 16,207,583 km (0.116 R)
• M58: 16,636,630 km (0.115 R)
• M59: 16,933,881 km (0.072 R)
• M60: 17,151,097 km (0.073 R)
• M61: 17,946,359 km (0.068 R)
• M62: 18,084,587 km (0.116 R)
• M63: 18,473,841 km (0.036 R)
• M64: 18,697,490 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 619.4

Radius: 7.8

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 15.48 AU - 23.56 AU

Year: 30311 Days

Day: 15.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 94,805,776 km

• M1: 100,081 km (0.099 R)
• M2: 194,028 km (0.096 R)
• M3: 457,620 km (0.091 R)
• M4: 527,332 km (0.071 R)
• M5: 759,508 km (0.106 R)
• M6: 1,116,898 km (0.042 R)
• M7: 1,630,617 km (0.088 R)
• M8: 3,879,222 km (0.057 R)
• M9: 5,341,392 km (0.072 R)
• M10: 5,507,296 km (0.119 R)
• M11: 5,958,034 km (0.062 R)
• M12: 6,187,817 km (0.117 R)
• M13: 6,420,591 km (0.108 R)
• M14: 7,015,093 km (0.03 R)
• M15: 7,876,627 km (0.033 R)
• M16: 8,967,196 km (0.114 R)
• M17: 9,098,692 km (0.109 R)
• M18: 9,496,772 km (0.032 R)
• M19: 10,724,821 km (0.073 R)
• M20: 10,934,408 km (0.12 R)
• M21: 11,642,604 km (0.107 R)
• M22: 11,714,261 km (0.03 R)
• M23: 12,511,917 km (0.025 R)
• M24: 12,806,326 km (0.084 R)
• M25: 12,880,227 km (0.104 R)
• M26: 13,477,123 km (0.062 R)
• M27: 14,389,221 km (0.117 R)
• M28: 16,998,507 km (0.113 R)
• M29: 17,734,977 km (0.069 R)
• M30: 17,982,861 km (0.108 R)
• M31: 19,239,184 km (0.117 R)
• M32: 19,324,006 km (0.107 R)
• M33: 20,610,248 km (0.088 R)
• M34: 22,278,863 km (0.05 R)
• M35: 23,174,505 km (0.067 R)
• M36: 23,355,070 km (0.089 R)
• M37: 23,535,934 km (0.118 R)
• M38: 23,899,457 km (0.081 R)
• M39: 24,539,736 km (0.097 R)
• M40: 25,185,849 km (0.094 R)
• M41: 25,464,400 km (0.112 R)
• M42: 26,967,410 km (0.079 R)
• M43: 29,666,155 km (0.072 R)
• M44: 31,445,921 km (0.067 R)
• M45: 31,846,096 km (0.085 R)
• M46: 33,158,368 km (0.066 R)
• M47: 33,872,249 km (0.116 R)
• M48: 34,797,662 km (0.062 R)
• M49: 35,419,091 km (0.101 R)
• M50: 35,731,302 km (0.101 R)
• M51: 36,253,548 km (0.092 R)
• M52: 36,778,188 km (0.116 R)
• M53: 38,688,104 km (0.065 R)
• M54: 38,795,216 km (0.068 R)
• M55: 39,116,851 km (0.12 R)
• M56: 40,521,276 km (0.063 R)
• M57: 41,612,892 km (0.091 R)
• M58: 45,961,253 km (0.054 R)
• M59: 46,074,648 km (0.117 R)
• M60: 47,213,686 km (0.051 R)
• M61: 48,131,469 km (0.067 R)
• M62: 48,361,850 km (0.108 R)
• M63: 48,477,190 km (0.1 R)
• M64: 53,283,770 km (0.119 R)
• M65: 53,999,895 km (0.057 R)
• M66: 54,719,012 km (0.117 R)
• M67: 55,683,020 km (0.04 R)
• M68: 60,213,442 km (0.066 R)
• M69: 61,583,011 km (0.083 R)
• M70: 64,606,533 km (0.065 R)
• M71: 67,291,516 km (0.089 R)
• M72: 68,582,994 km (0.056 R)
• M73: 70,927,941 km (0.112 R)
• M74: 72,505,750 km (0.099 R)
• M75: 73,431,611 km (0.088 R)
• M76: 74,494,354 km (0.071 R)
• M77: 74,627,646 km (0.111 R)
• M78: 76,366,571 km (0.087 R)
• M79: 76,635,249 km (0.052 R)
• M80: 77,308,440 km (0.103 R)
• M81: 79,203,695 km (0.118 R)
• M82: 79,475,664 km (0.058 R)
• M83: 79,747,932 km (0.115 R)
• M84: 80,293,516 km (0.114 R)
• M85: 82,488,116 km (0.065 R)
• M86: 83,592,747 km (0.093 R)
• M87: 84,147,007 km (0.101 R)
• M88: 86,375,866 km (0.085 R)
• M89: 88,482,952 km (0.091 R)
• M90: 89,755,431 km (0.116 R)
• M91: 92,175,326 km (0.079 R)
• M92: 95,772,856 km (0.1 R)
• M93: 95,917,667 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.9

Radius: 5.7

Gravity: 15.69 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 18.39 AU - 22.29 AU

Year: 32241 Days

Day: 21.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 55.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 94,805,776 km

• M1: 94,845 km (0.059 R)
• M2: 244,892 km (0.102 R)
• M3: 514,766 km (0.112 R)
• M4: 1,360,144 km (0.078 R)
• M5: 1,428,510 km (0.102 R)
• M6: 2,055,774 km (0.103 R)
• M7: 2,460,137 km (0.085 R)
• M8: 2,671,519 km (0.071 R)
• M9: 2,977,297 km (0.12 R)
• M10: 3,066,607 km (0.086 R)
• M11: 3,959,856 km (0.118 R)
• M12: 5,033,370 km (0.06 R)
• M13: 5,086,627 km (0.111 R)
• M14: 5,193,739 km (0.054 R)
• M15: 5,964,168 km (0.085 R)
• M16: 6,133,961 km (0.08 R)
• M17: 6,247,955 km (0.087 R)
• M18: 6,362,697 km (0.069 R)
• M19: 6,711,110 km (0.072 R)
• M20: 6,828,694 km (0.089 R)
• M21: 7,487,224 km (0.096 R)
• M22: 8,040,886 km (0.06 R)
• M23: 8,544,282 km (0.099 R)
• M24: 8,863,973 km (0.039 R)
• M25: 10,588,687 km (0.08 R)
• M26: 10,657,203 km (0.092 R)
• M27: 11,279,081 km (0.073 R)
• M28: 13,214,429 km (0.107 R)
• M29: 13,509,735 km (0.088 R)
• M30: 15,018,878 km (0.116 R)
• M31: 15,715,256 km (0.116 R)
• M32: 15,793,346 km (0.106 R)
• M33: 15,949,826 km (0.056 R)
• M34: 16,028,215 km (0.097 R)
• M35: 18,357,304 km (0.116 R)
• M36: 19,435,307 km (0.068 R)
• M37: 19,686,930 km (0.102 R)
• M38: 20,278,440 km (0.102 R)
• M39: 20,363,262 km (0.103 R)
• M40: 21,047,373 km (0.106 R)
• M41: 21,392,196 km (0.076 R)
• M42: 22,525,699 km (0.109 R)
• M43: 24,037,087 km (0.117 R)
• M44: 25,306,275 km (0.091 R)
• M45: 25,489,383 km (0.107 R)
• M46: 27,156,801 km (0.077 R)
• M47: 28,954,817 km (0.086 R)
• M48: 29,530,620 km (0.09 R)
• M49: 30,790,982 km (0.046 R)
• M50: 34,981,218 km (0.068 R)
• M51: 36,727,474 km (0.074 R)
• M52: 37,558,939 km (0.114 R)
• M53: 42,567,775 km (0.076 R)
• M54: 43,660,139 km (0.114 R)
• M55: 43,989,703 km (0.065 R)
• M56: 44,651,224 km (0.067 R)
• M57: 45,094,034 km (0.079 R)
• M58: 45,761,091 km (0.054 R)
• M59: 46,095,741 km (0.118 R)
• M60: 46,431,290 km (0.104 R)
• M61: 48,916,559 km (0.105 R)
• M62: 49,373,132 km (0.116 R)
• M63: 49,716,459 km (0.118 R)
• M64: 52,724,722 km (0.112 R)
• M65: 55,672,399 km (0.077 R)
• M66: 58,068,807 km (0.088 R)
• M67: 59,888,216 km (0.055 R)
• M68: 60,988,658 km (0.12 R)
• M69: 62,590,104 km (0.114 R)
• M70: 62,713,971 km (0.119 R)
• M71: 63,333,904 km (0.065 R)
• M72: 63,458,220 km (0.104 R)
• M73: 63,706,852 km (0.08 R)
• M74: 67,096,440 km (0.087 R)
• M75: 67,730,586 km (0.082 R)
• M76: 69,773,045 km (0.07 R)
• M77: 70,029,755 km (0.12 R)
• M78: 73,656,905 km (0.112 R)
• M79: 74,704,389 km (0.11 R)
• M80: 79,746,735 km (0.027 R)
• M81: 80,418,280 km (0.094 R)
• M82: 80,687,556 km (0.112 R)
• M83: 82,851,639 km (0.065 R)
• M84: 85,995,887 km (0.072 R)
• M85: 90,994,999 km (0.081 R)
• M86: 91,556,290 km (0.12 R)
• M87: 92,823,384 km (0.064 R)
• M88: 93,671,305 km (0.114 R)
• M89: 94,379,801 km (0.102 R)

Kuiper Belt

Range: 31.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 18,174 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit