🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.4

Radius: 14.4

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.58 AU - 0.92 AU

Year: 433 Days

Day: 13.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 163.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 95,434,131 km

• M1: 179,069 km (0.081 R)
• M2: 637,287 km (0.033 R)
• M3: 1,124,677 km (0.08 R)
• M4: 1,605,933 km (0.09 R)
• M5: 2,109,629 km (0.068 R)
• M6: 2,646,386 km (0.114 R)
• M7: 3,118,816 km (0.116 R)
• M8: 3,636,425 km (0.092 R)
• M9: 4,403,563 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.8

Radius: 8.3

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.09 AU - 1.13 AU

Year: 780 Days

Day: 7.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 95,434,131 km

• M1: 103,223 km (0.106 R)
• M2: 380,278 km (0.033 R)
• M3: 645,216 km (0.064 R)
• M4: 1,079,947 km (0.108 R)
• M5: 1,412,952 km (0.1 R)
• M6: 1,748,949 km (0.082 R)
• M7: 2,222,426 km (0.115 R)
• M8: 2,669,424 km (0.101 R)
• M9: 2,995,997 km (0.111 R)
• M10: 3,770,764 km (0.1 R)
• M11: 4,212,676 km (0.078 R)
• M12: 4,656,982 km (0.057 R)
• M13: 5,338,250 km (0.063 R)
• M14: 5,989,600 km (0.071 R)
• M15: 6,393,514 km (0.038 R)
• M16: 6,713,204 km (0.054 R)
• M17: 7,191,618 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.7

Radius: 10.5

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.02 AU - 1.52 AU

Year: 954 Days

Day: 6.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 95,434,131 km

• M1: 130,599 km (0.1 R)
• M2: 491,279 km (0.11 R)
• M3: 1,050,327 km (0.101 R)
• M4: 1,535,473 km (0.099 R)
• M5: 1,876,107 km (0.054 R)
• M6: 2,259,227 km (0.037 R)
• M7: 3,476,056 km (0.111 R)
• M8: 3,833,445 km (0.113 R)
• M9: 4,375,139 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.7

Radius: 9

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.35 AU - 1.51 AU

Year: 1140 Days

Day: 9.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 95,434,131 km

• M1: 123,867 km (0.104 R)
• M2: 409,898 km (0.064 R)
• M3: 703,409 km (0.118 R)
• M4: 1,257,370 km (0.109 R)
• M5: 1,581,549 km (0.076 R)
• M6: 1,952,851 km (0.1 R)
• M7: 2,281,517 km (0.116 R)
• M8: 2,873,177 km (0.079 R)
• M9: 3,604,561 km (0.072 R)
• M10: 4,549,720 km (0.12 R)
• M11: 5,596,456 km (0.088 R)
• M12: 5,991,694 km (0.052 R)
• M13: 6,775,138 km (0.06 R)
• M14: 7,268,213 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.1

Radius: 8.3

Gravity: 13.76 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.4 AU - 1.56 AU

Year: 1201 Days

Day: 9.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 98.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 95,434,131 km

• M1: 108,608 km (0.079 R)
• M2: 386,411 km (0.09 R)
• M3: 880,084 km (0.103 R)
• M4: 1,224,459 km (0.118 R)
• M5: 1,990,998 km (0.032 R)
• M6: 2,542,416 km (0.098 R)
• M7: 2,917,009 km (0.079 R)
• M8: 3,421,303 km (0.111 R)
• M9: 4,105,115 km (0.115 R)
• M10: 4,395,634 km (0.063 R)
• M11: 4,738,961 km (0.078 R)
• M12: 5,203,463 km (0.118 R)
• M13: 5,479,321 km (0.096 R)
• M14: 5,877,401 km (0.111 R)
• M15: 6,390,073 km (0.079 R)
• M16: 7,319,076 km (0.072 R)
• M17: 7,747,674 km (0.082 R)
• M18: 8,079,931 km (0.038 R)
• M19: 9,012,973 km (0.074 R)
• M20: 11,478,495 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.1

Radius: 14.2

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.38 AU - 1.96 AU

Year: 1439 Days

Day: 7.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 95,434,131 km

• M1: 176,675 km (0.11 R)
• M2: 715,676 km (0.066 R)
• M3: 1,267,992 km (0.097 R)
• M4: 1,867,729 km (0.102 R)
• M5: 2,382,196 km (0.102 R)
• M6: 2,962,636 km (0.046 R)
• M7: 3,438,806 km (0.097 R)
• M8: 3,895,379 km (0.07 R)
• M9: 4,489,432 km (0.057 R)
• M10: 5,143,474 km (0.098 R)
• M11: 7,947,836 km (0.072 R)
• M12: 8,908,104 km (0.098 R)
• M13: 9,351,961 km (0.052 R)
• M14: 10,147,523 km (0.114 R)
• M15: 10,880,253 km (0.056 R)
• M16: 11,462,039 km (0.074 R)
• M17: 12,334,644 km (0.05 R)
• M18: 12,847,166 km (0.118 R)
• M19: 14,732,249 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235.5

Radius: 7.1

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 6.5 AU - 7.64 AU

Year: 12536 Days

Day: 16.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 95,434,131 km

• M1: 107,561 km (0.077 R)
• M2: 330,910 km (0.025 R)
• M3: 704,307 km (0.085 R)
• M4: 925,113 km (0.12 R)
• M5: 1,237,474 km (0.091 R)
• M6: 1,526,646 km (0.11 R)
• M7: 1,787,096 km (0.119 R)
• M8: 2,013,737 km (0.103 R)
• M9: 3,250,463 km (0.102 R)
• M10: 3,661,408 km (0.119 R)
• M11: 4,184,252 km (0.091 R)
• M12: 5,724,662 km (0.045 R)
• M13: 6,187,667 km (0.056 R)
• M14: 7,416,314 km (0.054 R)
• M15: 8,973,030 km (0.115 R)
• M16: 10,156,199 km (0.094 R)
• M17: 10,443,427 km (0.064 R)
• M18: 10,686,823 km (0.118 R)
• M19: 11,134,719 km (0.085 R)
• M20: 13,795,168 km (0.116 R)
• M21: 15,428,627 km (0.068 R)
• M22: 18,786,800 km (0.104 R)
• M23: 20,483,539 km (0.058 R)
• M24: 22,360,244 km (0.072 R)
• M25: 23,010,396 km (0.118 R)
• M26: 24,519,390 km (0.073 R)
• M27: 24,950,082 km (0.099 R)
• M28: 25,649,602 km (0.092 R)
• M29: 32,234,601 km (0.106 R)
• M30: 36,636,967 km (0.075 R)
• M31: 38,458,321 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350.3

Radius: 5.7

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 9 AU - 10.8 AU

Year: 20772 Days

Day: 21 Hours

Environment

Temp: -238 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 95,434,131 km

• M1: 76,145 km (0.101 R)
• M2: 371,751 km (0.096 R)
• M3: 656,435 km (0.104 R)
• M4: 1,104,481 km (0.112 R)
• M5: 1,410,110 km (0.1 R)
• M6: 2,056,522 km (0.117 R)
• M7: 2,331,333 km (0.116 R)
• M8: 3,627,898 km (0.084 R)
• M9: 4,030,316 km (0.073 R)
• M10: 4,211,629 km (0.113 R)
• M11: 4,889,756 km (0.072 R)
• M12: 5,308,480 km (0.093 R)
• M13: 5,826,987 km (0.048 R)
• M14: 6,059,312 km (0.11 R)
• M15: 7,050,847 km (0.062 R)
• M16: 7,676,914 km (0.115 R)
• M17: 9,723,263 km (0.102 R)
• M18: 10,272,587 km (0.086 R)
• M19: 11,017,434 km (0.063 R)
• M20: 11,493,305 km (0.108 R)
• M21: 13,333,658 km (0.072 R)
• M22: 13,805,639 km (0.087 R)
• M23: 14,783,112 km (0.117 R)
• M24: 15,070,639 km (0.119 R)
• M25: 22,569,232 km (0.067 R)
• M26: 25,226,988 km (0.064 R)
• M27: 26,367,223 km (0.034 R)
• M28: 31,037,070 km (0.117 R)
• M29: 33,938,222 km (0.088 R)
• M30: 34,438,776 km (0.106 R)
• M31: 39,166,967 km (0.107 R)
• M32: 42,259,454 km (0.086 R)
• M33: 49,724,387 km (0.075 R)
• M34: 50,046,472 km (0.092 R)
• M35: 62,216,109 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 975.9

Radius: 4.6

Gravity: 46.12 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 8.89 AU - 12.63 AU

Year: 23537 Days

Day: 23.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 95,434,131 km

• M1: 57,296 km (0.099 R)
• M2: 550,969 km (0.042 R)
• M3: 1,202,617 km (0.049 R)
• M4: 1,638,695 km (0.113 R)
• M5: 2,431,863 km (0.079 R)
• M6: 3,422,799 km (0.039 R)
• M7: 4,433,333 km (0.083 R)
• M8: 5,457,779 km (0.115 R)
• M9: 6,393,065 km (0.1 R)
• M10: 7,327,304 km (0.041 R)
• M11: 7,800,183 km (0.101 R)
• M12: 8,405,456 km (0.088 R)
• M13: 9,220,315 km (0.111 R)
• M14: 10,804,108 km (0.083 R)
• M15: 11,346,998 km (0.104 R)
• M16: 11,555,239 km (0.033 R)
• M17: 12,195,218 km (0.108 R)
• M18: 12,783,587 km (0.114 R)
• M19: 15,411,872 km (0.071 R)
• M20: 19,845,504 km (0.092 R)
• M21: 20,147,841 km (0.047 R)
• M22: 21,705,903 km (0.108 R)
• M23: 22,459,876 km (0.059 R)
• M24: 22,898,348 km (0.086 R)
• M25: 25,059,738 km (0.096 R)
• M26: 29,782,991 km (0.104 R)
• M27: 38,082,831 km (0.103 R)
• M28: 38,863,133 km (0.07 R)
• M29: 41,104,409 km (0.084 R)
• M30: 41,595,688 km (0.119 R)
• M31: 48,342,851 km (0.099 R)
• M32: 52,837,669 km (0.117 R)
• M33: 56,992,301 km (0.095 R)
• M34: 58,424,102 km (0.109 R)
• M35: 58,630,547 km (0.086 R)
• M36: 66,842,722 km (0.037 R)
• M37: 82,868,244 km (0.061 R)
• M38: 87,915,377 km (0.081 R)
• M39: 88,458,268 km (0.198 R)
• M40: 89,550,632 km (0.06 R)
• M41: 90,375,963 km (0.103 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 256 - 14,678 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit