🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.1

Radius: 10

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.81 AU - 0.89 AU

Year: 514 Days

Day: 14 Hours

Environment

Temp: -153 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,678,541 km

• M1: 124,465 km (0.107 R)
• M2: 436,227 km (0.103 R)
• M3: 829,071 km (0.091 R)
• M4: 1,228,199 km (0.06 R)
• M5: 1,736,981 km (0.082 R)
• M6: 2,254,440 km (0.059 R)
• M7: 2,578,469 km (0.1 R)
• M8: 3,370,290 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951

Radius: 14.2

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.9 AU - 0.9 AU

Year: 560 Days

Day: 12 Hours

Environment

Temp: -162 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,678,541 km

• M1: 176,675 km (0.034 R)
• M2: 620,083 km (0.08 R)
• M3: 1,121,535 km (0.086 R)
• M4: 1,586,186 km (0.097 R)
• M5: 2,812,290 km (0.112 R)
• M6: 3,365,952 km (0.089 R)
• M7: 3,821,478 km (0.093 R)
• M8: 4,583,230 km (0.098 R)
• M9: 5,128,664 km (0.058 R)
• M10: 6,819,868 km (0.034 R)
• M11: 7,488,720 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.4

Radius: 11.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.38 AU - 2.02 AU

Year: 1454 Days

Day: 7.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,678,541 km

• M1: 144,512 km (0.118 R)
• M2: 718,219 km (0.053 R)
• M3: 1,104,032 km (0.078 R)
• M4: 2,265,809 km (0.076 R)
• M5: 2,725,075 km (0.111 R)
• M6: 3,169,680 km (0.053 R)
• M7: 3,634,779 km (0.114 R)
• M8: 4,394,138 km (0.096 R)
• M9: 4,905,613 km (0.091 R)
• M10: 7,360,664 km (0.09 R)
• M11: 8,205,294 km (0.048 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.8

Radius: 10.7

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.12 AU - 2.46 AU

Year: 2273 Days

Day: 11.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,678,541 km

• M1: 162,613 km (0.039 R)
• M2: 497,413 km (0.118 R)
• M3: 1,098,647 km (0.056 R)
• M4: 1,460,674 km (0.082 R)
• M5: 1,837,959 km (0.051 R)
• M6: 2,344,199 km (0.09 R)
• M7: 3,220,992 km (0.067 R)
• M8: 3,673,376 km (0.089 R)
• M9: 4,206,393 km (0.069 R)
• M10: 4,583,080 km (0.074 R)
• M11: 5,047,432 km (0.085 R)
• M12: 5,566,238 km (0.055 R)
• M13: 6,070,831 km (0.117 R)
• M14: 6,527,254 km (0.117 R)
• M15: 7,144,046 km (0.104 R)
• M16: 7,711,471 km (0.082 R)
• M17: 8,493,718 km (0.117 R)
• M18: 10,717,341 km (0.092 R)
• M19: 11,234,800 km (0.086 R)
• M20: 13,515,569 km (0.055 R)
• M21: 14,787,151 km (0.103 R)
• M22: 15,336,026 km (0.089 R)
• M23: 15,709,572 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.3

Radius: 10.4

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.09 AU - 3.01 AU

Year: 2671 Days

Day: 8.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,678,541 km

• M1: 157,975 km (0.049 R)
• M2: 617,091 km (0.044 R)
• M3: 983,307 km (0.077 R)
• M4: 1,316,012 km (0.076 R)
• M5: 1,908,270 km (0.094 R)
• M6: 2,375,614 km (0.114 R)
• M7: 2,979,990 km (0.048 R)
• M8: 3,993,066 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.6

Radius: 13.5

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.69 AU - 3.39 AU

Year: 3477 Days

Day: 14.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,678,541 km

• M1: 167,849 km (0.086 R)
• M2: 631,752 km (0.083 R)
• M3: 1,129,763 km (0.073 R)
• M4: 1,674,000 km (0.108 R)
• M5: 2,462,082 km (0.086 R)
• M6: 3,687,737 km (0.114 R)
• M7: 4,300,640 km (0.039 R)
• M8: 5,097,099 km (0.039 R)
• M9: 5,655,996 km (0.099 R)
• M10: 6,336,966 km (0.031 R)
• M11: 7,013,447 km (0.09 R)
• M12: 8,712,730 km (0.039 R)
• M13: 9,550,328 km (0.1 R)
• M14: 11,305,410 km (0.079 R)
• M15: 13,999,219 km (0.074 R)
• M16: 15,001,674 km (0.114 R)
• M17: 16,411,784 km (0.094 R)
• M18: 19,262,671 km (0.091 R)
• M19: 19,728,967 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.1

Radius: 8.6

Gravity: 13.41 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.73 AU - 4.45 AU

Year: 4462 Days

Day: 7.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,678,541 km

• M1: 110,254 km (0.076 R)
• M2: 707,748 km (0.059 R)
• M3: 1,358,349 km (0.092 R)
• M4: 2,096,764 km (0.105 R)
• M5: 2,759,034 km (0.095 R)
• M6: 3,119,265 km (0.087 R)
• M7: 3,820,131 km (0.089 R)
• M8: 4,392,792 km (0.108 R)
• M9: 5,444,315 km (0.104 R)
• M10: 5,890,566 km (0.082 R)
• M11: 6,523,215 km (0.097 R)
• M12: 8,615,341 km (0.112 R)
• M13: 9,430,351 km (0.118 R)
• M14: 11,072,187 km (0.076 R)
• M15: 13,000,205 km (0.037 R)
• M16: 13,528,584 km (0.095 R)
• M17: 13,961,520 km (0.106 R)
• M18: 14,403,732 km (0.114 R)
• M19: 15,374,323 km (0.11 R)
• M20: 16,755,859 km (0.096 R)
• M21: 17,192,386 km (0.101 R)
• M22: 18,481,321 km (0.106 R)
• M23: 19,902,800 km (0.062 R)
• M24: 22,206,906 km (0.109 R)
• M25: 23,423,137 km (0.109 R)
• M26: 24,126,546 km (0.115 R)
• M27: 25,493,422 km (0.109 R)
• M28: 25,822,388 km (0.107 R)
• M29: 27,337,964 km (0.069 R)
• M30: 28,380,810 km (0.081 R)
• M31: 29,269,871 km (0.107 R)
• M32: 30,545,492 km (0.049 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.8

Radius: 9.3

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.03 AU - 5.35 AU

Year: 7756 Days

Day: 5.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,678,541 km

• M1: 116,088 km (0.09 R)
• M2: 464,352 km (0.057 R)
• M3: 768,783 km (0.094 R)
• M4: 1,759,121 km (0.1 R)
• M5: 2,082,402 km (0.112 R)
• M6: 2,815,432 km (0.086 R)
• M7: 3,145,744 km (0.041 R)
• M8: 3,973,768 km (0.095 R)
• M9: 4,487,487 km (0.066 R)
• M10: 4,862,828 km (0.102 R)
• M11: 5,204,809 km (0.067 R)
• M12: 6,056,171 km (0.102 R)
• M13: 6,931,767 km (0.109 R)
• M14: 8,069,459 km (0.086 R)
• M15: 8,588,115 km (0.09 R)
• M16: 9,207,749 km (0.081 R)
• M17: 9,982,068 km (0.098 R)
• M18: 11,246,618 km (0.085 R)
• M19: 12,035,897 km (0.044 R)
• M20: 12,911,343 km (0.065 R)
• M21: 13,415,638 km (0.119 R)
• M22: 20,265,724 km (0.099 R)
• M23: 21,714,281 km (0.104 R)
• M24: 22,790,488 km (0.056 R)
• M25: 24,052,645 km (0.09 R)
• M26: 27,287,549 km (0.112 R)
• M27: 28,034,641 km (0.077 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.4

Radius: 12.4

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.42 AU - 7.22 AU

Year: 9211 Days

Day: 8.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,678,541 km

• M1: 165,306 km (0.107 R)
• M2: 670,946 km (0.073 R)
• M3: 1,250,937 km (0.065 R)
• M4: 1,830,779 km (0.083 R)
• M5: 2,261,321 km (0.104 R)
• M6: 2,831,738 km (0.107 R)
• M7: 4,817,500 km (0.05 R)
• M8: 6,839,764 km (0.101 R)
• M9: 7,781,932 km (0.109 R)
• M10: 9,710,398 km (0.119 R)
• M11: 13,727,101 km (0.086 R)
• M12: 17,636,841 km (0.12 R)
• M13: 20,294,896 km (0.103 R)
• M14: 21,285,383 km (0.106 R)
• M15: 25,166,999 km (0.119 R)
• M16: 30,583,639 km (0.077 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.9

Radius: 3.9

Gravity: 26.55 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 8.12 AU - 11.36 AU

Year: 19941 Days

Day: 21.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 63,678,541 km

• M1: 64,477 km (0.115 R)
• M2: 215,720 km (0.111 R)
• M3: 432,039 km (0.053 R)
• M4: 822,639 km (0.112 R)
• M5: 1,054,665 km (0.087 R)
• M6: 1,445,265 km (0.115 R)
• M7: 1,925,773 km (0.055 R)
• M8: 2,293,784 km (0.072 R)
• M9: 3,017,239 km (0.09 R)
• M10: 3,245,526 km (0.098 R)
• M11: 3,567,610 km (0.097 R)
• M12: 4,029,867 km (0.11 R)
• M13: 4,338,338 km (0.096 R)
• M14: 5,358,596 km (0.105 R)
• M15: 5,543,050 km (0.04 R)
• M16: 7,173,816 km (0.071 R)
• M17: 7,580,423 km (0.085 R)
• M18: 7,954,568 km (0.037 R)
• M19: 9,308,728 km (0.077 R)
• M20: 9,521,605 km (0.116 R)
• M21: 13,384,372 km (0.116 R)
• M22: 18,341,896 km (0.097 R)
• M23: 19,271,946 km (0.106 R)
• M24: 21,042,586 km (0.093 R)
• M25: 29,438,617 km (0.115 R)
• M26: 31,659,397 km (0.087 R)
• M27: 31,899,502 km (0.103 R)
• M28: 37,762,243 km (0.11 R)
• M29: 38,987,599 km (0.113 R)
• M30: 39,540,512 km (0.098 R)
• M31: 44,453,606 km (0.101 R)
• M32: 50,082,674 km (0.116 R)
• M33: 52,898,555 km (0.08 R)
• M34: 54,259,447 km (0.089 R)
• M35: 54,431,185 km (0.065 R)
• M36: 54,948,644 km (0.116 R)
• M37: 59,753,429 km (0.109 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 13,813 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit