🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.1 AU - 1.66 AU

Year: 604 Days

Day: 14.6 Hours

Environment

Temp: -27 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.94 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.1

Radius: 8.7

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.28 AU - 6.72 AU

Year: 6178 Days

Day: 6.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 117,943,813 km

• M1: 108,159 km (0.114 R)
• M2: 396,434 km (0.094 R)
• M3: 711,039 km (0.059 R)
• M4: 1,143,825 km (0.091 R)
• M5: 2,142,840 km (0.119 R)
• M6: 3,811,155 km (0.11 R)
• M7: 5,988,253 km (0.063 R)
• M8: 6,355,666 km (0.039 R)
• M9: 8,393,488 km (0.063 R)
• M10: 11,378,564 km (0.04 R)
• M11: 12,369,051 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.4

Radius: 13.7

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 6.32 AU - 8.72 AU

Year: 7687 Days

Day: 11.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 117,943,813 km

• M1: 170,392 km (0.081 R)
• M2: 1,048,531 km (0.071 R)
• M3: 1,510,340 km (0.106 R)
• M4: 2,045,751 km (0.1 R)
• M5: 2,868,838 km (0.108 R)
• M6: 4,898,732 km (0.041 R)
• M7: 5,988,552 km (0.062 R)
• M8: 6,591,133 km (0.112 R)
• M9: 7,391,332 km (0.083 R)
• M10: 7,959,953 km (0.065 R)
• M11: 9,843,839 km (0.094 R)
• M12: 10,583,750 km (0.091 R)
• M13: 13,086,523 km (0.086 R)
• M14: 13,559,102 km (0.075 R)
• M15: 16,297,192 km (0.113 R)
• M16: 17,404,216 km (0.051 R)
• M17: 18,487,006 km (0.105 R)
• M18: 21,758,113 km (0.104 R)
• M19: 22,422,327 km (0.095 R)
• M20: 23,014,585 km (0.113 R)
• M21: 23,791,297 km (0.074 R)
• M22: 26,040,950 km (0.092 R)
• M23: 32,226,224 km (0.11 R)
• M24: 33,637,081 km (0.101 R)
• M25: 35,088,779 km (0.067 R)
• M26: 37,877,882 km (0.079 R)
• M27: 38,477,021 km (0.04 R)
• M28: 41,062,820 km (0.088 R)
• M29: 41,695,171 km (0.095 R)
• M30: 43,239,320 km (0.09 R)
• M31: 43,762,464 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.9

Radius: 13.4

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 7.6 AU - 10.94 AU

Year: 10521 Days

Day: 14.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 117,943,813 km

• M1: 167,400 km (0.12 R)
• M2: 854,503 km (0.092 R)
• M3: 1,413,101 km (0.085 R)
• M4: 1,922,183 km (0.09 R)
• M5: 3,482,638 km (0.115 R)
• M6: 3,948,636 km (0.096 R)
• M7: 5,442,969 km (0.091 R)
• M8: 5,937,240 km (0.06 R)
• M9: 6,978,741 km (0.049 R)
• M10: 7,765,476 km (0.099 R)
• M11: 9,469,396 km (0.045 R)
• M12: 10,089,479 km (0.096 R)
• M13: 11,200,393 km (0.104 R)
• M14: 11,894,228 km (0.099 R)
• M15: 12,787,327 km (0.103 R)
• M16: 13,367,916 km (0.094 R)
• M17: 14,149,116 km (0.1 R)
• M18: 16,539,391 km (0.098 R)
• M19: 21,452,335 km (0.115 R)
• M20: 22,775,528 km (0.063 R)
• M21: 25,040,589 km (0.089 R)
• M22: 26,320,549 km (0.108 R)
• M23: 29,711,184 km (0.06 R)
• M24: 30,525,146 km (0.091 R)
• M25: 33,056,791 km (0.041 R)
• M26: 34,373,701 km (0.06 R)
• M27: 36,995,105 km (0.097 R)
• M28: 39,869,777 km (0.081 R)
• M29: 40,985,179 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.8

Radius: 8

Gravity: 7.95 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 8.54 AU - 10.42 AU

Year: 10881 Days

Day: 10.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 117,943,813 km

• M1: 106,364 km (0.081 R)
• M2: 408,851 km (0.08 R)
• M3: 1,205,609 km (0.047 R)
• M4: 1,531,733 km (0.067 R)
• M5: 2,237,386 km (0.074 R)
• M6: 2,776,088 km (0.044 R)
• M7: 3,098,621 km (0.119 R)
• M8: 5,295,017 km (0.059 R)
• M9: 5,623,683 km (0.119 R)
• M10: 6,142,339 km (0.089 R)
• M11: 6,730,259 km (0.101 R)
• M12: 6,999,086 km (0.109 R)
• M13: 8,233,418 km (0.088 R)
• M14: 9,179,625 km (0.115 R)
• M15: 10,046,993 km (0.043 R)
• M16: 11,233,304 km (0.029 R)
• M17: 11,503,029 km (0.117 R)
• M18: 15,549,053 km (0.098 R)
• M19: 15,952,070 km (0.115 R)
• M20: 18,146,371 km (0.086 R)
• M21: 21,101,079 km (0.112 R)
• M22: 22,606,632 km (0.077 R)
• M23: 22,950,707 km (0.113 R)
• M24: 23,473,252 km (0.084 R)
• M25: 24,451,922 km (0.12 R)
• M26: 25,923,815 km (0.026 R)
• M27: 27,943,985 km (0.027 R)
• M28: 29,245,785 km (0.108 R)
• M29: 37,917,376 km (0.086 R)
• M30: 41,277,942 km (0.117 R)
• M31: 43,758,424 km (0.117 R)
• M32: 44,293,087 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.7

Radius: 12.8

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 11.54 AU - 11.82 AU

Year: 14881 Days

Day: 13.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 117,943,813 km

• M1: 159,471 km (0.111 R)
• M2: 589,864 km (0.111 R)
• M3: 1,140,833 km (0.118 R)
• M4: 1,590,225 km (0.067 R)
• M5: 2,493,049 km (0.099 R)
• M6: 3,024,570 km (0.111 R)
• M7: 3,935,920 km (0.1 R)
• M8: 5,262,105 km (0.113 R)
• M9: 6,418,497 km (0.119 R)
• M10: 9,230,039 km (0.087 R)
• M11: 10,289,940 km (0.086 R)
• M12: 11,194,857 km (0.117 R)
• M13: 15,138,257 km (0.047 R)
• M14: 18,501,068 km (0.084 R)
• M15: 18,912,312 km (0.114 R)
• M16: 21,329,216 km (0.039 R)
• M17: 24,829,955 km (0.118 R)
• M18: 25,838,245 km (0.07 R)
• M19: 27,507,907 km (0.055 R)
• M20: 28,806,566 km (0.12 R)
• M21: 30,715,734 km (0.089 R)
• M22: 32,469,171 km (0.113 R)
• M23: 37,996,962 km (0.091 R)
• M24: 38,930,751 km (0.104 R)
• M25: 44,857,071 km (0.042 R)
• M26: 50,074,446 km (0.099 R)
• M27: 50,553,309 km (0.083 R)
• M28: 53,159,454 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.6

Radius: 3.3

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 10.93 AU - 13.23 AU

Year: 15651 Days

Day: 15.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 117,943,813 km

• M1: 40,990 km (0.058 R)
• M2: 154,235 km (0.047 R)
• M3: 277,055 km (0.107 R)
• M4: 639,381 km (0.077 R)
• M5: 805,585 km (0.111 R)
• M6: 1,074,861 km (0.099 R)
• M7: 3,817,887 km (0.03 R)
• M8: 4,002,491 km (0.082 R)
• M9: 4,669,698 km (0.111 R)
• M10: 5,436,536 km (0.045 R)
• M11: 5,941,130 km (0.089 R)
• M12: 6,379,601 km (0.109 R)
• M13: 7,355,727 km (0.101 R)
• M14: 7,934,821 km (0.111 R)
• M15: 8,779,899 km (0.106 R)
• M16: 9,224,205 km (0.106 R)
• M17: 12,110,546 km (0.101 R)
• M18: 17,233,675 km (0.081 R)
• M19: 19,307,550 km (0.027 R)
• M20: 19,442,487 km (0.111 R)
• M21: 26,184,714 km (0.048 R)
• M22: 28,825,565 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986.4

Radius: 4.2

Gravity: 55.92 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 18.51 AU - 19.69 AU

Year: 31117 Days

Day: 23.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 117,943,813 km

• M1: 52,359 km (0.093 R)
• M2: 214,224 km (0.047 R)
• M3: 433,684 km (0.102 R)
• M4: 670,198 km (0.071 R)
• M5: 843,134 km (0.118 R)
• M6: 1,567,935 km (0.092 R)
• M7: 1,897,649 km (0.034 R)
• M8: 2,174,106 km (0.062 R)
• M9: 6,133,363 km (0.11 R)
• M10: 6,480,281 km (0.107 R)
• M11: 7,159,156 km (0.102 R)
• M12: 10,010,042 km (0.096 R)
• M13: 10,490,551 km (0.104 R)
• M14: 10,701,184 km (0.088 R)
• M15: 11,872,685 km (0.114 R)
• M16: 13,619,241 km (0.091 R)
• M17: 16,548,965 km (0.094 R)
• M18: 18,514,831 km (0.092 R)
• M19: 18,822,554 km (0.094 R)
• M20: 19,553,788 km (0.099 R)
• M21: 25,085,469 km (0.105 R)
• M22: 25,336,195 km (0.104 R)
• M23: 29,718,664 km (0.034 R)
• M24: 32,904,949 km (0.064 R)
• M25: 36,793,746 km (0.115 R)
• M26: 45,097,176 km (0.114 R)
• M27: 62,708,435 km (0.079 R)
• M28: 71,623,870 km (0.117 R)
• M29: 78,905,846 km (0.068 R)
• M30: 79,444,099 km (0.118 R)
• M31: 81,896,606 km (0.088 R)
• M32: 83,559,237 km (0.049 R)
• M33: 85,527,347 km (0.06 R)
• M34: 87,526,124 km (0.104 R)
• M35: 89,848,332 km (0.059 R)
• M36: 114,678,885 km (0.053 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 975.3

Radius: 6.8

Gravity: 21.09 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 19.11 AU - 20.09 AU

Year: 32347 Days

Day: 17.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 117,943,813 km

• M1: 85,570 km (0.092 R)
• M2: 303,833 km (0.04 R)
• M3: 673,938 km (0.115 R)
• M4: 958,474 km (0.068 R)
• M5: 1,499,868 km (0.109 R)
• M6: 1,713,793 km (0.106 R)
• M7: 2,327,892 km (0.113 R)
• M8: 2,562,462 km (0.116 R)
• M9: 4,436,624 km (0.117 R)
• M10: 4,716,970 km (0.09 R)
• M11: 5,312,968 km (0.086 R)
• M12: 6,006,205 km (0.036 R)
• M13: 6,706,173 km (0.046 R)
• M14: 8,030,563 km (0.115 R)
• M15: 8,327,066 km (0.11 R)
• M16: 11,113,476 km (0.104 R)
• M17: 16,371,393 km (0.043 R)
• M18: 17,433,238 km (0.093 R)
• M19: 26,054,713 km (0.089 R)
• M20: 26,574,117 km (0.067 R)
• M21: 26,836,362 km (0.086 R)
• M22: 34,588,374 km (0.072 R)
• M23: 37,966,743 km (0.082 R)
• M24: 39,821,158 km (0.118 R)
• M25: 40,857,722 km (0.063 R)
• M26: 57,534,294 km (0.086 R)
• M27: 64,357,752 km (0.083 R)
• M28: 66,023,973 km (0.119 R)
• M29: 70,189,975 km (0.057 R)
• M30: 71,955,229 km (0.1 R)
• M31: 75,573,852 km (0.048 R)
• M32: 77,695,300 km (0.041 R)
• M33: 82,056,377 km (0.075 R)
• M34: 102,094,413 km (0.082 R)
• M35: 103,708,574 km (0.059 R)
• M36: 111,352,726 km (0.104 R)
• M37: 116,184,737 km (0.092 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 19,137 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit