🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.6

Radius: 10.1

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.59 AU - 0.67 AU

Year: 351 Days

Day: 8.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 78,937,673 km

• M1: 159,920 km (0.08 R)
• M2: 478,414 km (0.045 R)
• M3: 754,871 km (0.063 R)
• M4: 962,662 km (0.054 R)
• M5: 1,203,964 km (0.083 R)
• M6: 1,425,518 km (0.083 R)
• M7: 1,672,504 km (0.11 R)
• M8: 1,984,416 km (0.115 R)
• M9: 2,179,491 km (0.091 R)
• M10: 2,548,849 km (0.073 R)
• M11: 3,132,729 km (0.086 R)
• M12: 3,329,301 km (0.118 R)
• M13: 3,621,166 km (0.074 R)
• M14: 3,879,073 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.1

Radius: 13.8

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.52 AU - 0.8 AU

Year: 377 Days

Day: 10.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 78,937,673 km

• M1: 171,888 km (0.093 R)
• M2: 474,375 km (0.095 R)
• M3: 801,695 km (0.087 R)
• M4: 1,107,772 km (0.084 R)
• M5: 1,474,137 km (0.059 R)
• M6: 1,821,204 km (0.09 R)
• M7: 2,146,580 km (0.034 R)
• M8: 2,548,101 km (0.032 R)
• M9: 2,986,871 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936

Radius: 9.2

Gravity: 11.06 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.75 AU - 0.79 AU

Year: 475 Days

Day: 14.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,937,673 km

• M1: 140,772 km (0.078 R)
• M2: 319,840 km (0.074 R)
• M3: 581,786 km (0.103 R)
• M4: 782,397 km (0.101 R)
• M5: 1,023,549 km (0.099 R)
• M6: 1,307,485 km (0.077 R)
• M7: 1,491,491 km (0.087 R)
• M8: 1,701,825 km (0.103 R)
• M9: 1,934,151 km (0.095 R)
• M10: 2,220,332 km (0.067 R)
• M11: 3,514,952 km (0.055 R)
• M12: 3,730,821 km (0.084 R)
• M13: 4,246,186 km (0.077 R)
• M14: 4,582,931 km (0.085 R)
• M15: 5,464,062 km (0.108 R)
• M16: 5,758,920 km (0.108 R)
• M17: 6,087,137 km (0.097 R)
• M18: 6,636,910 km (0.034 R)
• M19: 6,880,006 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.6

Radius: 13.2

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.95 AU - 0.97 AU

Year: 661 Days

Day: 13.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,937,673 km

• M1: 164,707 km (0.117 R)
• M2: 476,170 km (0.069 R)
• M3: 783,893 km (0.116 R)
• M4: 1,121,236 km (0.114 R)
• M5: 1,444,816 km (0.07 R)
• M6: 2,142,840 km (0.08 R)
• M7: 2,552,888 km (0.092 R)
• M8: 2,905,041 km (0.095 R)
• M9: 3,353,236 km (0.111 R)
• M10: 4,072,054 km (0.092 R)
• M11: 4,327,866 km (0.045 R)
• M12: 4,702,011 km (0.102 R)
• M13: 5,512,083 km (0.118 R)
• M14: 5,796,917 km (0.098 R)
• M15: 6,548,647 km (0.112 R)
• M16: 7,147,038 km (0.096 R)
• M17: 7,394,024 km (0.1 R)
• M18: 7,916,719 km (0.1 R)
• M19: 8,209,482 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.9

Radius: 8.2

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.41 AU - 1.67 AU

Year: 1343 Days

Day: 5.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,937,673 km

• M1: 121,174 km (0.072 R)
• M2: 320,738 km (0.119 R)
• M3: 643,869 km (0.116 R)
• M4: 1,054,067 km (0.117 R)
• M5: 1,455,438 km (0.085 R)
• M6: 1,614,311 km (0.085 R)
• M7: 1,911,711 km (0.105 R)
• M8: 2,070,285 km (0.078 R)
• M9: 2,355,418 km (0.113 R)
• M10: 2,559,171 km (0.11 R)
• M11: 2,886,042 km (0.11 R)
• M12: 3,526,171 km (0.047 R)
• M13: 3,743,088 km (0.095 R)
• M14: 4,789,675 km (0.067 R)
• M15: 5,382,232 km (0.05 R)
• M16: 5,678,137 km (0.087 R)
• M17: 5,968,207 km (0.05 R)
• M18: 6,717,842 km (0.085 R)
• M19: 7,465,532 km (0.067 R)
• M20: 8,335,893 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.4

Radius: 13.1

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.59 AU - 1.89 AU

Year: 1613 Days

Day: 10.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,937,673 km

• M1: 162,912 km (0.107 R)
• M2: 544,985 km (0.045 R)
• M3: 889,958 km (0.037 R)
• M4: 1,166,265 km (0.107 R)
• M5: 1,809,237 km (0.039 R)
• M6: 2,358,560 km (0.078 R)
• M7: 2,813,338 km (0.107 R)
• M8: 3,271,855 km (0.085 R)
• M9: 3,632,087 km (0.091 R)
• M10: 3,883,112 km (0.101 R)
• M11: 4,388,902 km (0.061 R)
• M12: 5,207,951 km (0.098 R)
• M13: 5,522,705 km (0.056 R)
• M14: 5,833,719 km (0.081 R)
• M15: 6,262,017 km (0.03 R)
• M16: 6,905,139 km (0.12 R)
• M17: 7,655,671 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.6

Radius: 12.8

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.99 AU - 2.07 AU

Year: 2033 Days

Day: 5.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,937,673 km

• M1: 165,754 km (0.071 R)
• M2: 482,752 km (0.063 R)
• M3: 1,074,262 km (0.072 R)
• M4: 1,764,208 km (0.077 R)
• M5: 2,057,270 km (0.076 R)
• M6: 2,352,875 km (0.052 R)
• M7: 2,752,451 km (0.055 R)
• M8: 3,071,095 km (0.088 R)
• M9: 3,819,682 km (0.099 R)
• M10: 5,086,776 km (0.115 R)
• M11: 5,712,245 km (0.116 R)
• M12: 6,137,851 km (0.112 R)
• M13: 7,509,065 km (0.097 R)
• M14: 7,832,945 km (0.034 R)
• M15: 10,085,440 km (0.036 R)
• M16: 12,784,335 km (0.044 R)
• M17: 13,341,587 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.2

Radius: 10.5

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.33 AU - 3.95 AU

Year: 4882 Days

Day: 14.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,937,673 km

• M1: 144,512 km (0.101 R)
• M2: 722,109 km (0.069 R)
• M3: 1,219,223 km (0.111 R)
• M4: 1,782,758 km (0.068 R)
• M5: 2,011,343 km (0.068 R)
• M6: 2,496,489 km (0.118 R)
• M7: 2,699,194 km (0.081 R)
• M8: 2,982,383 km (0.107 R)
• M9: 3,261,383 km (0.102 R)
• M10: 3,837,634 km (0.056 R)
• M11: 4,440,214 km (0.094 R)
• M12: 5,016,465 km (0.094 R)
• M13: 5,628,919 km (0.09 R)
• M14: 7,217,648 km (0.094 R)
• M15: 9,072,064 km (0.059 R)
• M16: 9,298,555 km (0.051 R)
• M17: 9,927,913 km (0.093 R)
• M18: 10,164,876 km (0.08 R)
• M19: 10,857,963 km (0.031 R)
• M20: 11,213,108 km (0.076 R)
• M21: 12,014,953 km (0.098 R)
• M22: 12,501,894 km (0.116 R)
• M23: 13,941,325 km (0.068 R)
• M24: 14,670,166 km (0.094 R)
• M25: 15,041,617 km (0.039 R)
• M26: 15,375,819 km (0.11 R)
• M27: 15,798,582 km (0.117 R)
• M28: 16,357,031 km (0.093 R)
• M29: 21,225,395 km (0.039 R)
• M30: 21,672,393 km (0.094 R)
• M31: 22,174,444 km (0.105 R)
• M32: 22,529,439 km (0.083 R)
• M33: 23,351,330 km (0.118 R)
• M34: 23,611,182 km (0.11 R)
• M35: 28,364,654 km (0.045 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.4

Radius: 12.7

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.94 AU - 5.48 AU

Year: 7185 Days

Day: 10.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 78,937,673 km

• M1: 272,567 km (0.111 R)
• M2: 544,686 km (0.113 R)
• M3: 1,092,214 km (0.101 R)
• M4: 1,813,725 km (0.083 R)
• M5: 2,323,105 km (0.083 R)
• M6: 2,759,931 km (0.092 R)
• M7: 3,215,307 km (0.076 R)
• M8: 4,774,865 km (0.088 R)
• M9: 5,043,243 km (0.077 R)
• M10: 5,834,915 km (0.098 R)
• M11: 6,812,687 km (0.118 R)
• M12: 7,166,636 km (0.114 R)
• M13: 7,630,389 km (0.066 R)
• M14: 9,000,855 km (0.094 R)
• M15: 9,333,411 km (0.11 R)
• M16: 9,748,396 km (0.079 R)
• M17: 10,211,401 km (0.062 R)
• M18: 10,805,604 km (0.057 R)
• M19: 11,088,643 km (0.074 R)
• M20: 11,499,588 km (0.119 R)
• M21: 11,960,350 km (0.076 R)
• M22: 12,215,414 km (0.097 R)
• M23: 13,667,710 km (0.099 R)
• M24: 14,216,286 km (0.064 R)
• M25: 14,541,362 km (0.061 R)
• M26: 15,154,863 km (0.076 R)
• M27: 17,944,115 km (0.114 R)
• M28: 18,837,813 km (0.073 R)
• M29: 19,158,551 km (0.053 R)
• M30: 20,191,973 km (0.094 R)
• M31: 22,167,412 km (0.042 R)
• M32: 23,695,106 km (0.109 R)
• M33: 24,054,889 km (0.09 R)
• M34: 24,417,364 km (0.05 R)
• M35: 27,287,400 km (0.107 R)
• M36: 27,609,035 km (0.104 R)
• M37: 28,388,739 km (0.027 R)
• M38: 32,241,034 km (0.067 R)
• M39: 36,860,018 km (0.058 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.2

Radius: 6.6

Gravity: 22.66 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 7.07 AU - 10.05 AU

Year: 17604 Days

Day: 20.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 78,937,673 km

• M1: 113,694 km (0.101 R)
• M2: 263,741 km (0.093 R)
• M3: 525,687 km (0.108 R)
• M4: 1,672,055 km (0.119 R)
• M5: 2,050,688 km (0.099 R)
• M6: 2,580,563 km (0.032 R)
• M7: 3,236,251 km (0.081 R)
• M8: 3,829,556 km (0.098 R)
• M9: 4,217,314 km (0.099 R)
• M10: 4,399,823 km (0.045 R)
• M11: 4,854,152 km (0.069 R)
• M12: 6,045,549 km (0.057 R)
• M13: 6,264,411 km (0.116 R)
• M14: 8,106,559 km (0.078 R)
• M15: 10,530,194 km (0.109 R)
• M16: 11,953,319 km (0.057 R)
• M17: 12,825,474 km (0.118 R)
• M18: 14,392,512 km (0.114 R)
• M19: 16,050,356 km (0.077 R)
• M20: 16,767,977 km (0.061 R)
• M21: 18,861,000 km (0.113 R)
• M22: 20,672,930 km (0.06 R)
• M23: 20,834,495 km (0.091 R)
• M24: 22,065,686 km (0.035 R)
• M25: 23,849,192 km (0.08 R)
• M26: 24,022,725 km (0.087 R)
• M27: 25,702,261 km (0.036 R)
• M28: 30,101,485 km (0.099 R)
• M29: 30,492,085 km (0.1 R)
• M30: 32,482,335 km (0.072 R)
• M31: 33,091,797 km (0.094 R)
• M32: 35,164,027 km (0.051 R)
• M33: 38,281,048 km (0.096 R)
• M34: 42,681,768 km (0.071 R)
• M35: 45,748,974 km (0.04 R)
• M36: 49,295,790 km (0.097 R)
• M37: 51,691,599 km (0.105 R)
• M38: 53,363,505 km (0.069 R)
• M39: 56,120,744 km (0.117 R)
• M40: 56,386,878 km (0.087 R)
• M41: 71,249,277 km (0.112 R)
• M42: 72,000,408 km (0.091 R)
• M43: 73,819,069 km (0.077 R)
• M44: 77,212,398 km (0.074 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 17,737 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit