🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.8

Radius: 13.3

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.68 AU - 0.94 AU

Year: 486 Days

Day: 14.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,745,189 km

• M1: 165,455 km (0.085 R)
• M2: 626,516 km (0.112 R)
• M3: 1,270,236 km (0.102 R)
• M4: 1,849,778 km (0.11 R)
• M5: 2,443,232 km (0.09 R)
• M6: 3,304,617 km (0.119 R)
• M7: 3,907,796 km (0.088 R)
• M8: 4,568,569 km (0.119 R)
• M9: 5,153,198 km (0.056 R)
• M10: 5,769,541 km (0.059 R)
• M11: 6,415,654 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.3

Radius: 8.3

Gravity: 9.99 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.67 AU - 1.83 AU

Year: 1544 Days

Day: 11.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,745,189 km

• M1: 103,223 km (0.117 R)
• M2: 376,089 km (0.1 R)
• M3: 1,048,382 km (0.117 R)
• M4: 1,429,258 km (0.109 R)
• M5: 1,858,754 km (0.052 R)
• M6: 2,642,796 km (0.113 R)
• M7: 3,124,800 km (0.113 R)
• M8: 3,681,155 km (0.106 R)
• M9: 4,009,971 km (0.095 R)
• M10: 5,179,078 km (0.119 R)
• M11: 5,459,724 km (0.039 R)
• M12: 5,750,692 km (0.1 R)
• M13: 8,029,367 km (0.089 R)
• M14: 11,565,860 km (0.112 R)
• M15: 12,122,215 km (0.04 R)
• M16: 13,088,916 km (0.075 R)
• M17: 13,693,142 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.7

Radius: 8.8

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.73 AU - 2.09 AU

Year: 1760 Days

Day: 9.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,745,189 km

• M1: 109,954 km (0.059 R)
• M2: 549,473 km (0.075 R)
• M3: 843,882 km (0.112 R)
• M4: 1,794,127 km (0.08 R)
• M5: 3,782,582 km (0.04 R)
• M6: 4,086,415 km (0.117 R)
• M7: 7,504,727 km (0.107 R)
• M8: 9,067,576 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.9

Radius: 13.9

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.58 AU - 2.56 AU

Year: 1986 Days

Day: 8.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,745,189 km

• M1: 184,903 km (0.075 R)
• M2: 815,608 km (0.111 R)
• M3: 1,381,536 km (0.095 R)
• M4: 2,280,769 km (0.067 R)
• M5: 3,780,488 km (0.082 R)
• M6: 4,722,206 km (0.106 R)
• M7: 5,337,054 km (0.113 R)
• M8: 5,862,142 km (0.113 R)
• M9: 7,733,911 km (0.116 R)
• M10: 8,228,780 km (0.046 R)
• M11: 9,477,324 km (0.047 R)
• M12: 10,884,442 km (0.088 R)
• M13: 13,107,466 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.3

Radius: 15

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.95 AU - 2.23 AU

Year: 2015 Days

Day: 14.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,745,189 km

• M1: 187,895 km (0.112 R)
• M2: 722,408 km (0.1 R)
• M3: 1,386,323 km (0.115 R)
• M4: 1,961,378 km (0.115 R)
• M5: 2,462,979 km (0.102 R)
• M6: 3,020,231 km (0.05 R)
• M7: 3,679,509 km (0.104 R)
• M8: 6,303,905 km (0.079 R)
• M9: 7,795,096 km (0.042 R)
• M10: 10,566,696 km (0.103 R)
• M11: 11,895,873 km (0.066 R)
• M12: 13,334,107 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.1

Radius: 11.9

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 3.31 AU - 3.55 AU

Year: 4236 Days

Day: 14.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,745,189 km

• M1: 148,102 km (0.098 R)
• M2: 748,139 km (0.039 R)
• M3: 1,880,894 km (0.091 R)
• M4: 2,514,142 km (0.041 R)
• M5: 3,265,871 km (0.097 R)
• M6: 3,738,002 km (0.114 R)
• M7: 4,255,461 km (0.117 R)
• M8: 6,071,130 km (0.062 R)
• M9: 7,017,935 km (0.066 R)
• M10: 7,527,017 km (0.11 R)
• M11: 8,244,189 km (0.073 R)
• M12: 8,772,868 km (0.082 R)
• M13: 10,279,767 km (0.104 R)
• M14: 11,117,515 km (0.066 R)
• M15: 11,763,479 km (0.078 R)
• M16: 12,240,098 km (0.065 R)
• M17: 14,710,108 km (0.038 R)
• M18: 16,062,174 km (0.09 R)
• M19: 19,012,244 km (0.11 R)
• M20: 19,603,006 km (0.103 R)
• M21: 21,238,559 km (0.086 R)
• M22: 23,111,225 km (0.105 R)
• M23: 23,633,621 km (0.091 R)
• M24: 24,240,390 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358.3

Radius: 5.3

Gravity: 12.76 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 5.84 AU - 6.5 AU

Year: 10220 Days

Day: 17.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 49,745,189 km

• M1: 69,413 km (0.09 R)
• M2: 279,150 km (0.107 R)
• M3: 810,521 km (0.105 R)
• M4: 1,132,755 km (0.034 R)
• M5: 2,476,892 km (0.103 R)
• M6: 2,762,025 km (0.091 R)
• M7: 3,219,795 km (0.037 R)
• M8: 3,513,156 km (0.114 R)
• M9: 4,284,932 km (0.092 R)
• M10: 4,556,452 km (0.064 R)
• M11: 6,789,799 km (0.095 R)
• M12: 7,777,743 km (0.089 R)
• M13: 7,978,354 km (0.058 R)
• M14: 9,894,254 km (0.116 R)
• M15: 10,129,721 km (0.105 R)
• M16: 11,518,288 km (0.104 R)
• M17: 11,726,528 km (0.105 R)
• M18: 12,584,622 km (0.088 R)
• M19: 14,728,060 km (0.116 R)
• M20: 15,283,966 km (0.117 R)
• M21: 15,662,448 km (0.11 R)
• M22: 16,503,487 km (0.097 R)
• M23: 16,768,276 km (0.051 R)
• M24: 17,442,513 km (0.075 R)
• M25: 21,952,291 km (0.113 R)
• M26: 26,183,068 km (0.081 R)
• M27: 26,815,718 km (0.086 R)
• M28: 29,935,581 km (0.084 R)
• M29: 32,454,360 km (0.097 R)
• M30: 38,253,971 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954.2

Radius: 3.4

Gravity: 82.54 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.57 AU - 7.73 AU

Year: 11436 Days

Day: 16.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 49,745,189 km

• M1: 42,336 km (0.112 R)
• M2: 165,006 km (0.062 R)
• M3: 277,354 km (0.113 R)
• M4: 394,938 km (0.098 R)
• M5: 682,316 km (0.096 R)
• M6: 830,867 km (0.07 R)
• M7: 1,326,484 km (0.113 R)
• M8: 1,590,375 km (0.074 R)
• M9: 1,853,368 km (0.068 R)
• M10: 2,069,088 km (0.092 R)
• M11: 2,615,420 km (0.104 R)
• M12: 3,512,408 km (0.104 R)
• M13: 3,647,495 km (0.082 R)
• M14: 3,758,198 km (0.092 R)
• M15: 4,044,678 km (0.116 R)
• M16: 4,223,297 km (0.104 R)
• M17: 4,660,871 km (0.104 R)
• M18: 6,154,606 km (0.072 R)
• M19: 6,716,047 km (0.082 R)
• M20: 7,137,464 km (0.076 R)
• M21: 8,315,098 km (0.115 R)
• M22: 8,800,693 km (0.118 R)
• M23: 12,364,713 km (0.11 R)
• M24: 16,405,800 km (0.071 R)
• M25: 17,245,493 km (0.09 R)
• M26: 21,424,958 km (0.113 R)
• M27: 25,118,230 km (0.078 R)
• M28: 27,167,123 km (0.117 R)
• M29: 27,377,906 km (0.06 R)
• M30: 36,221,833 km (0.069 R)
• M31: 39,097,404 km (0.045 R)
• M32: 39,907,326 km (0.076 R)
• M33: 41,700,257 km (0.07 R)
• M34: 43,258,767 km (0.113 R)
• M35: 44,270,498 km (0.069 R)
• M36: 47,705,714 km (0.09 R)
• M37: 55,438,278 km (0.068 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 699.6

Radius: 7.1

Gravity: 13.88 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 7.64 AU - 8.32 AU

Year: 15033 Days

Day: 23.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 49,745,189 km

• M1: 90,956 km (0.05 R)
• M2: 463,454 km (0.098 R)
• M3: 838,047 km (0.088 R)
• M4: 1,200,074 km (0.103 R)
• M5: 1,847,982 km (0.092 R)
• M6: 2,200,136 km (0.103 R)
• M7: 2,618,711 km (0.105 R)
• M8: 3,089,046 km (0.111 R)
• M9: 3,898,670 km (0.096 R)
• M10: 4,228,533 km (0.047 R)
• M11: 4,576,797 km (0.103 R)
• M12: 4,944,210 km (0.091 R)
• M13: 6,824,804 km (0.075 R)
• M14: 7,349,594 km (0.087 R)
• M15: 8,138,573 km (0.112 R)
• M16: 10,159,939 km (0.107 R)
• M17: 11,497,344 km (0.096 R)
• M18: 12,882,621 km (0.1 R)
• M19: 17,945,611 km (0.114 R)
• M20: 19,284,362 km (0.051 R)
• M21: 19,715,952 km (0.063 R)
• M22: 20,688,338 km (0.108 R)
• M23: 28,407,888 km (0.072 R)
• M24: 30,454,387 km (0.05 R)
• M25: 31,039,763 km (0.08 R)
• M26: 33,209,680 km (0.078 R)
• M27: 34,584,335 km (0.112 R)
• M28: 37,180,307 km (0.069 R)
• M29: 40,463,382 km (0.083 R)
• M30: 42,175,081 km (0.095 R)
• M31: 49,505,975 km (0.071 R)
• M32: 51,628,320 km (0.081 R)
• M33: 56,403,932 km (0.105 R)
• M34: 58,357,830 km (0.082 R)
• M35: 60,724,768 km (0.094 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.4

Radius: 7.3

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 6.08 AU - 10.08 AU

Year: 15316 Days

Day: 22.5 Hours

Environment

Temp: -242 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,745,189 km

• M1: 90,956 km (0.048 R)
• M2: 375,640 km (0.098 R)
• M3: 933,640 km (0.118 R)
• M4: 1,240,166 km (0.115 R)
• M5: 1,779,616 km (0.093 R)
• M6: 2,042,460 km (0.078 R)
• M7: 2,274,935 km (0.109 R)
• M8: 3,691,327 km (0.047 R)
• M9: 3,956,564 km (0.043 R)
• M10: 4,737,316 km (0.109 R)
• M11: 6,447,668 km (0.087 R)
• M12: 7,953,072 km (0.085 R)
• M13: 8,217,561 km (0.061 R)
• M14: 10,445,073 km (0.119 R)
• M15: 12,388,798 km (0.035 R)
• M16: 15,226,520 km (0.109 R)
• M17: 16,832,004 km (0.107 R)
• M18: 17,638,337 km (0.09 R)
• M19: 19,170,070 km (0.037 R)
• M20: 20,293,550 km (0.094 R)
• M21: 21,630,805 km (0.094 R)
• M22: 24,386,846 km (0.114 R)
• M23: 24,852,245 km (0.11 R)
• M24: 28,073,985 km (0.104 R)
• M25: 29,943,659 km (0.1 R)
• M26: 31,784,012 km (0.113 R)
• M27: 36,895,472 km (0.112 R)
• M28: 40,939,252 km (0.109 R)
• M29: 49,299,679 km (0.036 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 13,281 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit