🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.5

Radius: 10.7

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.63 AU - 0.83 AU

Year: 409 Days

Day: 9.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 48,881,275 km

• M1: 136,583 km (0.07 R)
• M2: 691,741 km (0.05 R)
• M3: 1,174,343 km (0.115 R)
• M4: 1,744,311 km (0.119 R)
• M5: 2,537,180 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.6

Radius: 10

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.66 AU - 0.9 AU

Year: 452 Days

Day: 6.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,881,275 km

• M1: 124,465 km (0.037 R)
• M2: 506,090 km (0.106 R)
• M3: 992,133 km (0.112 R)
• M4: 1,354,160 km (0.079 R)
• M5: 1,734,737 km (0.108 R)
• M6: 2,170,516 km (0.105 R)
• M7: 2,576,375 km (0.096 R)
• M8: 3,406,792 km (0.106 R)
• M9: 3,775,850 km (0.112 R)
• M10: 4,095,391 km (0.066 R)
• M11: 4,433,034 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744

Radius: 8.4

Gravity: 10.54 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.9 AU - 1.2 AU

Year: 706 Days

Day: 8.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,881,275 km

• M1: 104,419 km (0.103 R)
• M2: 369,208 km (0.032 R)
• M3: 774,468 km (0.119 R)
• M4: 1,405,771 km (0.094 R)
• M5: 1,700,928 km (0.049 R)
• M6: 2,153,013 km (0.097 R)
• M7: 2,559,470 km (0.115 R)
• M8: 3,245,376 km (0.089 R)
• M9: 3,554,745 km (0.032 R)
• M10: 3,943,101 km (0.118 R)
• M11: 4,455,922 km (0.04 R)
• M12: 5,190,149 km (0.098 R)
• M13: 5,748,597 km (0.089 R)
• M14: 6,450,062 km (0.113 R)
• M15: 6,767,658 km (0.097 R)
• M16: 7,411,228 km (0.115 R)
• M17: 7,736,304 km (0.034 R)
• M18: 8,291,013 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.9

Radius: 9

Gravity: 11.38 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.14 AU - 1.26 AU

Year: 862 Days

Day: 10.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 48,881,275 km

• M1: 112,049 km (0.05 R)
• M2: 425,307 km (0.06 R)
• M3: 795,711 km (0.114 R)
• M4: 1,099,993 km (0.11 R)
• M5: 1,396,795 km (0.117 R)
• M6: 2,442,634 km (0.099 R)
• M7: 3,198,851 km (0.044 R)
• M8: 4,086,864 km (0.104 R)
• M9: 4,526,832 km (0.118 R)
• M10: 4,998,214 km (0.099 R)
• M11: 5,933,201 km (0.04 R)
• M12: 6,276,827 km (0.096 R)
• M13: 6,840,363 km (0.087 R)
• M14: 7,685,441 km (0.106 R)
• M15: 10,207,512 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.6

Radius: 11.1

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.63 AU - 2.59 AU

Year: 2011 Days

Day: 10.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,881,275 km

• M1: 138,079 km (0.089 R)
• M2: 680,222 km (0.062 R)
• M3: 1,107,772 km (0.102 R)
• M4: 1,479,224 km (0.103 R)
• M5: 1,946,119 km (0.108 R)
• M6: 2,343,899 km (0.096 R)
• M7: 2,984,328 km (0.087 R)
• M8: 4,378,430 km (0.115 R)
• M9: 5,005,545 km (0.096 R)
• M10: 5,553,971 km (0.105 R)
• M11: 5,925,721 km (0.1 R)
• M12: 6,540,120 km (0.113 R)
• M13: 6,955,254 km (0.029 R)
• M14: 7,498,892 km (0.054 R)
• M15: 7,925,097 km (0.119 R)
• M16: 8,367,458 km (0.077 R)
• M17: 9,141,477 km (0.116 R)
• M18: 10,166,522 km (0.111 R)
• M19: 10,831,783 km (0.095 R)
• M20: 11,488,668 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.6

Radius: 10.7

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.92 AU - 3.18 AU

Year: 3494 Days

Day: 13.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,881,275 km

• M1: 133,142 km (0.091 R)
• M2: 585,526 km (0.073 R)
• M3: 1,483,412 km (0.051 R)
• M4: 1,890,917 km (0.107 R)
• M5: 2,252,645 km (0.036 R)
• M6: 2,744,822 km (0.076 R)
• M7: 3,327,356 km (0.086 R)
• M8: 3,968,532 km (0.109 R)
• M9: 4,665,808 km (0.084 R)
• M10: 5,692,049 km (0.048 R)
• M11: 6,303,755 km (0.101 R)
• M12: 7,154,219 km (0.1 R)
• M13: 7,521,781 km (0.091 R)
• M14: 8,079,332 km (0.045 R)
• M15: 10,208,110 km (0.035 R)
• M16: 11,560,325 km (0.055 R)
• M17: 13,527,687 km (0.081 R)
• M18: 14,091,371 km (0.092 R)
• M19: 14,511,293 km (0.109 R)
• M20: 18,114,657 km (0.105 R)
• M21: 19,053,234 km (0.111 R)
• M22: 19,892,478 km (0.095 R)
• M23: 20,421,157 km (0.07 R)
• M24: 22,558,761 km (0.081 R)
• M25: 24,388,043 km (0.066 R)
• M26: 25,223,547 km (0.054 R)
• M27: 26,393,403 km (0.099 R)
• M28: 26,791,183 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.6

Radius: 10.8

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.67 AU - 5.19 AU

Year: 7181 Days

Day: 11.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 58.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,881,275 km

• M1: 134,937 km (0.092 R)
• M2: 645,814 km (0.102 R)
• M3: 1,381,088 km (0.092 R)
• M4: 1,889,421 km (0.041 R)
• M5: 2,740,633 km (0.095 R)
• M6: 3,551,005 km (0.081 R)
• M7: 4,703,806 km (0.113 R)
• M8: 5,188,054 km (0.108 R)
• M9: 5,673,798 km (0.111 R)
• M10: 6,562,559 km (0.104 R)
• M11: 7,771,759 km (0.044 R)
• M12: 8,409,046 km (0.108 R)
• M13: 9,970,249 km (0.086 R)
• M14: 11,162,694 km (0.034 R)
• M15: 11,665,492 km (0.101 R)
• M16: 12,235,909 km (0.056 R)
• M17: 12,662,413 km (0.083 R)
• M18: 13,098,640 km (0.093 R)
• M19: 13,715,133 km (0.109 R)
• M20: 15,868,295 km (0.111 R)
• M21: 17,557,404 km (0.098 R)
• M22: 21,137,132 km (0.107 R)
• M23: 22,457,483 km (0.071 R)
• M24: 23,503,621 km (0.117 R)
• M25: 25,954,333 km (0.119 R)
• M26: 35,063,796 km (0.052 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.4

Radius: 12.9

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.74 AU - 5.72 AU

Year: 7846 Days

Day: 7 Hours

Environment

Temp: -220 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 48,881,275 km

• M1: 161,865 km (0.091 R)
• M2: 581,487 km (0.093 R)
• M3: 1,097,450 km (0.081 R)
• M4: 1,648,269 km (0.045 R)
• M5: 2,293,934 km (0.118 R)
• M6: 2,774,741 km (0.1 R)
• M7: 3,367,747 km (0.087 R)
• M8: 4,525,934 km (0.102 R)
• M9: 4,956,477 km (0.093 R)
• M10: 7,576,683 km (0.098 R)
• M11: 9,005,792 km (0.097 R)
• M12: 10,360,849 km (0.029 R)
• M13: 11,371,682 km (0.086 R)
• M14: 12,336,738 km (0.113 R)
• M15: 13,472,335 km (0.078 R)
• M16: 14,125,929 km (0.102 R)
• M17: 14,552,731 km (0.099 R)
• M18: 17,022,443 km (0.115 R)
• M19: 19,458,494 km (0.105 R)
• M20: 20,140,511 km (0.104 R)
• M21: 21,632,450 km (0.106 R)
• M22: 22,861,547 km (0.101 R)
• M23: 27,863,351 km (0.069 R)
• M24: 28,632,883 km (0.082 R)
• M25: 31,749,156 km (0.117 R)
• M26: 33,335,342 km (0.113 R)
• M27: 34,421,722 km (0.08 R)
• M28: 38,766,343 km (0.114 R)
• M29: 39,846,440 km (0.044 R)
• M30: 40,332,783 km (0.114 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.1

Radius: 12.7

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.07 AU - 5.71 AU

Year: 8209 Days

Day: 10.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,881,275 km

• M1: 161,715 km (0.067 R)
• M2: 739,462 km (0.06 R)
• M3: 1,261,708 km (0.116 R)
• M4: 1,777,522 km (0.065 R)
• M5: 2,567,099 km (0.109 R)
• M6: 5,949,956 km (0.077 R)
• M7: 6,490,304 km (0.076 R)
• M8: 7,964,740 km (0.032 R)
• M9: 8,941,315 km (0.109 R)
• M10: 9,798,511 km (0.078 R)
• M11: 10,399,745 km (0.11 R)
• M12: 15,455,704 km (0.109 R)
• M13: 15,996,351 km (0.109 R)
• M14: 19,588,046 km (0.059 R)
• M15: 20,221,593 km (0.087 R)
• M16: 20,950,583 km (0.054 R)
• M17: 24,678,114 km (0.115 R)
• M18: 25,510,775 km (0.118 R)
• M19: 25,981,410 km (0.092 R)
• M20: 30,693,444 km (0.11 R)
• M21: 31,981,930 km (0.069 R)
• M22: 38,846,528 km (0.082 R)

Planet 10 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931

Radius: 10

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 5.45 AU - 5.87 AU

Year: 8834 Days

Day: 6.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 48,881,275 km

• M1: 135,386 km (0.11 R)
• M2: 448,345 km (0.083 R)
• M3: 841,338 km (0.119 R)
• M4: 1,206,208 km (0.08 R)
• M5: 1,677,441 km (0.032 R)
• M6: 2,437,249 km (0.103 R)
• M7: 3,946,990 km (0.081 R)
• M8: 7,301,274 km (0.11 R)
• M9: 8,280,691 km (0.11 R)
• M10: 9,201,466 km (0.102 R)
• M11: 9,637,394 km (0.096 R)
• M12: 11,688,381 km (0.061 R)
• M13: 12,200,155 km (0.053 R)
• M14: 13,207,547 km (0.096 R)
• M15: 14,078,207 km (0.043 R)
• M16: 14,920,293 km (0.054 R)
• M17: 15,658,858 km (0.097 R)
• M18: 19,091,680 km (0.109 R)
• M19: 20,285,022 km (0.053 R)
• M20: 22,210,497 km (0.087 R)
• M21: 24,438,308 km (0.093 R)
• M22: 29,022,735 km (0.095 R)
• M23: 31,353,320 km (0.081 R)
• M24: 33,691,834 km (0.117 R)
• M25: 34,265,243 km (0.097 R)
• M26: 35,549,840 km (0.106 R)
• M27: 42,724,404 km (0.06 R)
• M28: 44,348,738 km (0.045 R)
• M29: 44,761,179 km (0.103 R)
• M30: 46,154,533 km (0.072 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 12,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit