🌌 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: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.7

Radius: 10.2

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.69 AU - 0.83 AU

Year: 442 Days

Day: 11.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 63,797,526 km

• M1: 126,859 km (0.083 R)
• M2: 536,757 km (0.083 R)
• M3: 1,304,643 km (0.054 R)
• M4: 1,829,432 km (0.065 R)
• M5: 2,625,143 km (0.065 R)
• M6: 3,822,674 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.6

Radius: 10

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.71 AU - 0.89 AU

Year: 477 Days

Day: 13.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,797,526 km

• M1: 124,316 km (0.12 R)
• M2: 497,114 km (0.064 R)
• M3: 845,527 km (0.083 R)
• M4: 1,181,075 km (0.12 R)
• M5: 1,710,352 km (0.106 R)
• M6: 2,108,582 km (0.096 R)
• M7: 2,459,688 km (0.11 R)
• M8: 3,048,954 km (0.063 R)
• M9: 3,742,939 km (0.042 R)
• M10: 4,290,317 km (0.103 R)
• M11: 4,674,185 km (0.095 R)
• M12: 5,426,663 km (0.052 R)
• M13: 5,947,712 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.2

Radius: 9

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.6 AU - 1.86 AU

Year: 1517 Days

Day: 13.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,797,526 km

• M1: 180,714 km (0.085 R)
• M2: 860,038 km (0.08 R)
• M3: 1,745,957 km (0.107 R)
• M4: 2,122,345 km (0.1 R)
• M5: 2,690,518 km (0.093 R)
• M6: 3,294,145 km (0.109 R)
• M7: 4,753,772 km (0.061 R)
• M8: 5,799,012 km (0.09 R)
• M9: 6,602,951 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.2

Radius: 8.1

Gravity: 13.72 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.39 AU - 3.41 AU

Year: 3293 Days

Day: 11.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,797,526 km

• M1: 102,026 km (0.108 R)
• M2: 404,213 km (0.116 R)
• M3: 1,169,855 km (0.034 R)
• M4: 1,490,743 km (0.083 R)
• M5: 2,512,197 km (0.05 R)
• M6: 2,963,384 km (0.045 R)
• M7: 4,816,902 km (0.039 R)
• M8: 6,130,670 km (0.115 R)
• M9: 6,607,289 km (0.07 R)
• M10: 7,012,550 km (0.112 R)
• M11: 8,328,562 km (0.089 R)
• M12: 8,654,237 km (0.051 R)
• M13: 9,331,167 km (0.093 R)
• M14: 10,205,866 km (0.096 R)
• M15: 11,090,887 km (0.041 R)
• M16: 11,618,967 km (0.11 R)
• M17: 11,889,291 km (0.113 R)
• M18: 12,868,708 km (0.097 R)
• M19: 13,650,207 km (0.117 R)
• M20: 14,308,139 km (0.087 R)
• M21: 15,523,771 km (0.1 R)
• M22: 16,017,594 km (0.062 R)
• M23: 16,578,735 km (0.114 R)
• M24: 16,979,209 km (0.111 R)
• M25: 19,079,264 km (0.097 R)
• M26: 20,615,634 km (0.046 R)
• M27: 21,481,357 km (0.117 R)
• M28: 23,787,707 km (0.082 R)
• M29: 24,740,047 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.4

Radius: 8.2

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.44 AU - 3.72 AU

Year: 3605 Days

Day: 12.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,797,526 km

• M1: 109,057 km (0.063 R)
• M2: 446,998 km (0.1 R)
• M3: 2,413,612 km (0.095 R)
• M4: 2,986,721 km (0.095 R)
• M5: 4,805,832 km (0.07 R)
• M6: 5,517,169 km (0.101 R)
• M7: 7,034,092 km (0.104 R)
• M8: 8,517,056 km (0.106 R)
• M9: 8,777,655 km (0.053 R)
• M10: 10,454,797 km (0.082 R)
• M11: 13,574,960 km (0.117 R)
• M12: 14,293,329 km (0.117 R)
• M13: 15,756,994 km (0.118 R)
• M14: 16,349,551 km (0.114 R)
• M15: 17,214,377 km (0.075 R)
• M16: 17,631,755 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 213

Radius: 6.1

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 6.45 AU - 6.55 AU

Year: 11051 Days

Day: 23.9 Hours

Environment

Temp: -237 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,797,526 km

• M1: 76,744 km (0.088 R)
• M2: 271,221 km (0.116 R)
• M3: 965,056 km (0.102 R)
• M4: 1,651,710 km (0.066 R)
• M5: 1,991,447 km (0.099 R)
• M6: 2,753,498 km (0.031 R)
• M7: 4,724,450 km (0.101 R)
• M8: 6,256,632 km (0.108 R)
• M9: 6,833,481 km (0.061 R)
• M10: 9,155,240 km (0.085 R)
• M11: 13,111,206 km (0.065 R)
• M12: 15,040,869 km (0.045 R)
• M13: 17,087,368 km (0.054 R)
• M14: 19,382,798 km (0.085 R)
• M15: 20,751,020 km (0.064 R)
• M16: 23,759,134 km (0.087 R)
• M17: 24,001,782 km (0.103 R)
• M18: 26,175,588 km (0.096 R)
• M19: 28,659,810 km (0.099 R)
• M20: 31,006,702 km (0.111 R)
• M21: 31,686,175 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 699.4

Radius: 3.6

Gravity: 53.97 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 7.06 AU - 7.34 AU

Year: 12883 Days

Day: 24 Hours

Environment

Temp: -236 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,797,526 km

• M1: 53,706 km (0.059 R)
• M2: 194,776 km (0.098 R)
• M3: 424,260 km (0.108 R)
• M4: 1,366,577 km (0.074 R)
• M5: 2,153,312 km (0.074 R)
• M6: 3,278,138 km (0.039 R)
• M7: 4,909,054 km (0.092 R)
• M8: 6,087,586 km (0.076 R)
• M9: 6,762,871 km (0.068 R)
• M10: 7,799,135 km (0.091 R)
• M11: 8,355,041 km (0.106 R)
• M12: 11,243,926 km (0.073 R)
• M13: 13,198,123 km (0.072 R)
• M14: 14,874,067 km (0.047 R)
• M15: 16,536,249 km (0.109 R)
• M16: 17,296,207 km (0.073 R)
• M17: 18,559,860 km (0.114 R)
• M18: 19,630,981 km (0.083 R)
• M19: 20,568,959 km (0.113 R)
• M20: 23,656,360 km (0.043 R)
• M21: 28,198,600 km (0.071 R)
• M22: 29,832,957 km (0.107 R)
• M23: 35,860,854 km (0.104 R)
• M24: 38,168,102 km (0.09 R)
• M25: 40,436,304 km (0.069 R)
• M26: 43,645,628 km (0.075 R)
• M27: 51,518,814 km (0.092 R)
• M28: 55,956,784 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.7

Radius: 3.7

Gravity: 8.31 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.04 AU - 7.68 AU

Year: 13315 Days

Day: 23.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,797,526 km

• M1: 46,076 km (0.06 R)
• M2: 213,775 km (0.111 R)
• M3: 340,784 km (0.094 R)
• M4: 759,957 km (0.049 R)
• M5: 1,221,616 km (0.104 R)
• M6: 1,862,793 km (0.118 R)
• M7: 2,068,340 km (0.118 R)
• M8: 2,224,221 km (0.107 R)
• M9: 2,507,260 km (0.049 R)
• M10: 4,146,105 km (0.085 R)
• M11: 4,420,019 km (0.118 R)
• M12: 4,652,943 km (0.117 R)
• M13: 5,547,687 km (0.119 R)
• M14: 6,035,526 km (0.06 R)
• M15: 6,387,081 km (0.077 R)
• M16: 9,880,790 km (0.031 R)
• M17: 10,919,298 km (0.087 R)
• M18: 12,481,998 km (0.113 R)
• M19: 13,157,282 km (0.069 R)
• M20: 17,027,978 km (0.105 R)
• M21: 19,050,840 km (0.112 R)
• M22: 19,944,687 km (0.098 R)
• M23: 22,414,249 km (0.107 R)
• M24: 23,800,722 km (0.098 R)
• M25: 28,744,483 km (0.09 R)
• M26: 31,882,597 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.8

Radius: 4.8

Gravity: 20.82 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.37 AU - 10.39 AU

Year: 16177 Days

Day: 19.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,797,526 km

• M1: 65,823 km (0.118 R)
• M2: 223,948 km (0.103 R)
• M3: 449,093 km (0.106 R)
• M4: 650,302 km (0.1 R)
• M5: 1,054,366 km (0.109 R)
• M6: 1,265,149 km (0.104 R)
• M7: 1,673,851 km (0.077 R)
• M8: 1,839,455 km (0.102 R)
• M9: 2,403,888 km (0.091 R)
• M10: 2,771,151 km (0.113 R)
• M11: 4,248,131 km (0.079 R)
• M12: 6,828,245 km (0.077 R)
• M13: 7,833,244 km (0.066 R)
• M14: 8,064,223 km (0.094 R)
• M15: 19,227,366 km (0.107 R)
• M16: 22,207,355 km (0.118 R)
• M17: 22,391,660 km (0.075 R)
• M18: 27,022,462 km (0.095 R)
• M19: 40,542,369 km (0.048 R)
• M20: 41,791,362 km (0.092 R)
• M21: 44,658,555 km (0.109 R)
• M22: 47,348,773 km (0.054 R)
• M23: 48,423,484 km (0.089 R)
• M24: 51,261,506 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 434.5

Radius: 3.5

Gravity: 35.47 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 8.68 AU - 10.16 AU

Year: 19280 Days

Day: 21.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 63,797,526 km

• M1: 43,533 km (0.043 R)
• M2: 174,132 km (0.074 R)
• M3: 362,326 km (0.034 R)
• M4: 530,923 km (0.109 R)
• M5: 892,202 km (0.068 R)
• M6: 2,376,512 km (0.114 R)
• M7: 2,800,472 km (0.069 R)
• M8: 2,993,304 km (0.107 R)
• M9: 3,194,962 km (0.099 R)
• M10: 3,432,523 km (0.111 R)
• M11: 3,854,539 km (0.05 R)
• M12: 4,341,779 km (0.093 R)
• M13: 4,633,196 km (0.069 R)
• M14: 5,042,047 km (0.025 R)
• M15: 5,930,957 km (0.105 R)
• M16: 6,208,760 km (0.098 R)
• M17: 6,790,247 km (0.101 R)
• M18: 6,962,883 km (0.066 R)
• M19: 8,157,123 km (0.114 R)
• M20: 8,550,416 km (0.06 R)
• M21: 8,853,651 km (0.078 R)
• M22: 9,163,917 km (0.064 R)
• M23: 10,026,797 km (0.065 R)
• M24: 17,071,511 km (0.056 R)
• M25: 17,632,951 km (0.105 R)
• M26: 19,047,100 km (0.069 R)
• M27: 19,738,093 km (0.111 R)
• M28: 20,356,381 km (0.065 R)
• M29: 21,724,304 km (0.078 R)
• M30: 22,288,138 km (0.076 R)
• M31: 24,138,215 km (0.119 R)
• M32: 24,338,826 km (0.047 R)
• M33: 24,844,915 km (0.073 R)
• M34: 25,565,229 km (0.086 R)
• M35: 28,030,003 km (0.085 R)
• M36: 33,925,057 km (0.046 R)
• M37: 35,453,349 km (0.071 R)
• M38: 50,175,275 km (0.058 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 17,901 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit