🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.1

Radius: 8.3

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.71 AU - 0.71 AU

Year: 406 Days

Day: 13.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 80,071,175 km

• M1: 103,223 km (0.117 R)
• M2: 447,746 km (0.084 R)
• M3: 760,556 km (0.092 R)
• M4: 1,326,933 km (0.111 R)
• M5: 2,061,010 km (0.063 R)
• M6: 2,388,779 km (0.085 R)
• M7: 2,685,431 km (0.074 R)
• M8: 2,954,408 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.1

Radius: 11.4

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.24 AU - 1.28 AU

Year: 959 Days

Day: 6 Hours

Environment

Temp: -176 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,071,175 km

• M1: 143,165 km (0.061 R)
• M2: 614,548 km (0.107 R)
• M3: 969,544 km (0.099 R)
• M4: 1,446,462 km (0.092 R)
• M5: 1,875,658 km (0.119 R)
• M6: 2,235,291 km (0.043 R)
• M7: 2,803,614 km (0.103 R)
• M8: 3,173,868 km (0.089 R)
• M9: 3,676,068 km (0.1 R)
• M10: 4,044,977 km (0.106 R)
• M11: 6,465,171 km (0.107 R)
• M12: 8,152,635 km (0.092 R)
• M13: 8,553,109 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.1

Radius: 8.1

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.4 AU - 2.3 AU

Year: 1707 Days

Day: 8.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,071,175 km

• M1: 101,577 km (0.112 R)
• M2: 489,185 km (0.115 R)
• M3: 832,512 km (0.041 R)
• M4: 1,596,359 km (0.096 R)
• M5: 2,423,186 km (0.117 R)
• M6: 3,149,933 km (0.12 R)
• M7: 3,556,241 km (0.096 R)
• M8: 3,929,637 km (0.107 R)
• M9: 5,311,772 km (0.113 R)
• M10: 5,670,208 km (0.116 R)
• M11: 6,601,754 km (0.098 R)
• M12: 7,217,798 km (0.086 R)
• M13: 7,500,688 km (0.09 R)
• M14: 8,226,686 km (0.117 R)
• M15: 10,134,059 km (0.118 R)
• M16: 10,953,406 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.6

Radius: 13.1

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.97 AU - 2.67 AU

Year: 2397 Days

Day: 5.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,071,175 km

• M1: 163,211 km (0.115 R)
• M2: 817,403 km (0.058 R)
• M3: 1,274,574 km (0.085 R)
• M4: 1,930,112 km (0.108 R)
• M5: 2,448,169 km (0.049 R)
• M6: 2,897,112 km (0.08 R)
• M7: 3,472,765 km (0.094 R)
• M8: 4,124,114 km (0.07 R)
• M9: 4,742,851 km (0.1 R)
• M10: 5,521,807 km (0.034 R)
• M11: 6,302,259 km (0.103 R)
• M12: 7,155,117 km (0.065 R)
• M13: 8,543,534 km (0.076 R)
• M14: 9,697,532 km (0.062 R)
• M15: 11,599,370 km (0.118 R)
• M16: 12,185,794 km (0.117 R)
• M17: 14,586,840 km (0.058 R)
• M18: 15,569,997 km (0.067 R)
• M19: 16,544,328 km (0.107 R)
• M20: 18,671,460 km (0.119 R)
• M21: 19,477,792 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.4

Radius: 12.8

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.39 AU - 2.55 AU

Year: 2633 Days

Day: 13.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,071,175 km

• M1: 159,920 km (0.092 R)
• M2: 665,561 km (0.081 R)
• M3: 1,270,984 km (0.116 R)
• M4: 2,381,598 km (0.112 R)
• M5: 3,507,771 km (0.103 R)
• M6: 4,688,098 km (0.063 R)
• M7: 5,449,850 km (0.078 R)
• M8: 6,117,506 km (0.106 R)
• M9: 7,445,037 km (0.075 R)
• M10: 8,207,238 km (0.054 R)
• M11: 8,924,261 km (0.091 R)
• M12: 9,347,773 km (0.095 R)
• M13: 10,955,650 km (0.096 R)
• M14: 13,236,868 km (0.059 R)
• M15: 13,660,081 km (0.051 R)
• M16: 15,630,734 km (0.025 R)
• M17: 16,056,190 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.5

Radius: 8

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.27 AU - 3.05 AU

Year: 2942 Days

Day: 9 Hours

Environment

Temp: -216 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,071,175 km

• M1: 99,483 km (0.1 R)
• M2: 361,877 km (0.066 R)
• M3: 613,202 km (0.102 R)
• M4: 864,526 km (0.072 R)
• M5: 1,194,838 km (0.094 R)
• M6: 1,541,157 km (0.055 R)
• M7: 2,091,378 km (0.11 R)
• M8: 3,822,674 km (0.076 R)
• M9: 4,724,301 km (0.073 R)
• M10: 4,975,775 km (0.078 R)
• M11: 5,392,255 km (0.076 R)
• M12: 5,667,216 km (0.073 R)
• M13: 6,195,596 km (0.111 R)
• M14: 6,548,647 km (0.081 R)
• M15: 8,830,164 km (0.097 R)
• M16: 9,474,332 km (0.106 R)
• M17: 9,875,554 km (0.053 R)
• M18: 11,632,730 km (0.109 R)
• M19: 12,406,600 km (0.117 R)
• M20: 13,715,432 km (0.089 R)
• M21: 14,316,067 km (0.093 R)
• M22: 14,622,893 km (0.052 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.4

Radius: 10

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.25 AU - 3.57 AU

Year: 3367 Days

Day: 12.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,071,175 km

• M1: 124,316 km (0.111 R)
• M2: 461,210 km (0.117 R)
• M3: 830,867 km (0.072 R)
• M4: 1,172,698 km (0.025 R)
• M5: 2,182,035 km (0.072 R)
• M6: 2,900,852 km (0.064 R)
• M7: 3,481,591 km (0.092 R)
• M8: 4,552,114 km (0.089 R)
• M9: 4,946,005 km (0.105 R)
• M10: 8,684,755 km (0.087 R)
• M11: 9,292,571 km (0.103 R)
• M12: 9,663,274 km (0.091 R)
• M13: 10,875,466 km (0.102 R)
• M14: 11,245,721 km (0.064 R)
• M15: 13,364,475 km (0.073 R)
• M16: 14,223,466 km (0.115 R)
• M17: 15,580,618 km (0.103 R)
• M18: 15,893,427 km (0.102 R)
• M19: 16,370,794 km (0.111 R)
• M20: 17,860,191 km (0.072 R)
• M21: 21,683,613 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475.4

Radius: 3.3

Gravity: 43.65 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.6 AU - 7.42 AU

Year: 9993 Days

Day: 15.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,071,175 km

• M1: 41,738 km (0.106 R)
• M2: 167,550 km (0.117 R)
• M3: 327,171 km (0.057 R)
• M4: 727,345 km (0.093 R)
• M5: 2,613,325 km (0.12 R)
• M6: 2,814,684 km (0.107 R)
• M7: 3,271,257 km (0.092 R)
• M8: 5,087,973 km (0.047 R)
• M9: 5,338,250 km (0.085 R)
• M10: 5,629,517 km (0.089 R)
• M11: 6,034,180 km (0.115 R)
• M12: 6,640,201 km (0.036 R)
• M13: 6,863,401 km (0.07 R)
• M14: 7,847,904 km (0.076 R)
• M15: 8,788,875 km (0.096 R)
• M16: 9,240,511 km (0.069 R)
• M17: 11,518,587 km (0.109 R)
• M18: 11,949,728 km (0.073 R)
• M19: 12,059,084 km (0.053 R)
• M20: 12,279,891 km (0.108 R)
• M21: 12,503,540 km (0.096 R)
• M22: 13,841,842 km (0.11 R)
• M23: 14,452,351 km (0.029 R)
• M24: 14,827,243 km (0.076 R)
• M25: 15,017,083 km (0.073 R)
• M26: 16,936,573 km (0.103 R)
• M27: 17,144,066 km (0.111 R)
• M28: 19,013,441 km (0.107 R)
• M29: 19,162,590 km (0.036 R)
• M30: 19,690,969 km (0.08 R)
• M31: 24,801,382 km (0.109 R)
• M32: 25,428,646 km (0.03 R)
• M33: 27,946,977 km (0.108 R)
• M34: 31,975,647 km (0.115 R)
• M35: 32,186,730 km (0.093 R)
• M36: 34,018,107 km (0.092 R)
• M37: 40,911,427 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 827.2

Radius: 5.8

Gravity: 24.59 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 8.63 AU - 9.67 AU

Year: 18773 Days

Day: 20.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 80,071,175 km

• M1: 75,697 km (0.095 R)
• M2: 308,770 km (0.108 R)
• M3: 563,535 km (0.095 R)
• M4: 801,097 km (0.094 R)
• M5: 1,131,558 km (0.118 R)
• M6: 1,343,838 km (0.108 R)
• M7: 2,567,698 km (0.096 R)
• M8: 3,176,412 km (0.098 R)
• M9: 5,699,380 km (0.113 R)
• M10: 6,071,579 km (0.087 R)
• M11: 7,430,526 km (0.094 R)
• M12: 7,975,960 km (0.089 R)
• M13: 8,600,980 km (0.071 R)
• M14: 10,610,528 km (0.049 R)
• M15: 11,237,642 km (0.116 R)
• M16: 12,224,240 km (0.105 R)
• M17: 14,068,932 km (0.059 R)
• M18: 16,254,706 km (0.079 R)
• M19: 17,514,171 km (0.096 R)
• M20: 23,100,454 km (0.097 R)
• M21: 23,308,246 km (0.073 R)
• M22: 23,727,569 km (0.12 R)
• M23: 29,401,367 km (0.104 R)
• M24: 31,519,224 km (0.104 R)
• M25: 32,031,896 km (0.087 R)
• M26: 34,543,495 km (0.12 R)
• M27: 36,056,079 km (0.078 R)
• M28: 48,406,879 km (0.039 R)
• M29: 49,951,178 km (0.111 R)
• M30: 55,335,804 km (0.036 R)
• M31: 66,608,003 km (0.095 R)
• M32: 72,443,816 km (0.075 R)
• M33: 75,371,446 km (0.103 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888.5

Radius: 8

Gravity: 13.88 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 8.4 AU - 10.02 AU

Year: 18957 Days

Day: 23.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,071,175 km

• M1: 99,632 km (0.054 R)
• M2: 439,519 km (0.113 R)
• M3: 729,738 km (0.109 R)
• M4: 1,059,901 km (0.06 R)
• M5: 1,604,587 km (0.062 R)
• M6: 2,622,899 km (0.11 R)
• M7: 3,160,255 km (0.107 R)
• M8: 5,028,134 km (0.096 R)
• M9: 5,898,345 km (0.097 R)
• M10: 7,386,844 km (0.114 R)
• M11: 11,279,380 km (0.115 R)
• M12: 11,671,626 km (0.096 R)
• M13: 12,072,997 km (0.061 R)
• M14: 15,066,151 km (0.077 R)
• M15: 15,382,251 km (0.109 R)
• M16: 15,702,989 km (0.084 R)
• M17: 16,440,656 km (0.087 R)
• M18: 18,251,539 km (0.07 R)
• M19: 20,867,706 km (0.101 R)
• M20: 21,260,700 km (0.077 R)
• M21: 23,937,305 km (0.116 R)
• M22: 24,476,605 km (0.083 R)
• M23: 25,245,089 km (0.12 R)
• M24: 26,370,963 km (0.082 R)
• M25: 30,323,488 km (0.098 R)
• M26: 31,983,277 km (0.109 R)
• M27: 34,653,748 km (0.045 R)
• M28: 36,609,142 km (0.103 R)
• M29: 37,904,510 km (0.119 R)
• M30: 47,329,924 km (0.055 R)
• M31: 49,908,692 km (0.071 R)
• M32: 61,362,653 km (0.119 R)
• M33: 71,074,696 km (0.085 R)
• M34: 72,412,401 km (0.201 R)
• M35: 75,598,835 km (0.075 R)
• M36: 76,293,568 km (0.1 R)
• M37: 79,592,350 km (0.032 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 17,182 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit