🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142

Radius: 14.4

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.62 AU - 0.76 AU

Year: 370 Days

Day: 5.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 73,065,948 km

• M1: 179,069 km (0.112 R)
• M2: 670,797 km (0.095 R)
• M3: 1,256,024 km (0.077 R)
• M4: 1,921,435 km (0.109 R)
• M5: 3,079,622 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.3

Radius: 9.4

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.05 AU - 1.39 AU

Year: 870 Days

Day: 6.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,065,948 km

• M1: 117,434 km (0.049 R)
• M2: 448,195 km (0.1 R)
• M3: 809,773 km (0.045 R)
• M4: 2,245,913 km (0.084 R)
• M5: 2,639,056 km (0.11 R)
• M6: 3,045,663 km (0.088 R)
• M7: 3,734,112 km (0.079 R)
• M8: 4,208,188 km (0.113 R)
• M9: 5,077,053 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.9

Radius: 11.1

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.69 AU - 2.31 AU

Year: 1826 Days

Day: 8.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,065,948 km

• M1: 138,079 km (0.04 R)
• M2: 659,577 km (0.115 R)
• M3: 1,495,979 km (0.112 R)
• M4: 2,147,029 km (0.061 R)
• M5: 3,654,676 km (0.091 R)
• M6: 4,226,589 km (0.117 R)
• M7: 5,671,255 km (0.099 R)
• M8: 6,687,474 km (0.102 R)
• M9: 9,106,471 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875

Radius: 8.2

Gravity: 13.01 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.82 AU - 2.72 AU

Year: 2208 Days

Day: 8.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,065,948 km

• M1: 102,026 km (0.064 R)
• M2: 386,710 km (0.086 R)
• M3: 768,933 km (0.087 R)
• M4: 1,223,112 km (0.069 R)
• M5: 1,657,544 km (0.041 R)
• M6: 2,051,585 km (0.109 R)
• M7: 2,492,749 km (0.102 R)
• M8: 2,836,675 km (0.09 R)
• M9: 3,127,792 km (0.081 R)
• M10: 3,963,745 km (0.108 R)
• M11: 4,850,113 km (0.096 R)
• M12: 5,316,110 km (0.086 R)
• M13: 6,149,968 km (0.1 R)
• M14: 6,584,251 km (0.06 R)
• M15: 6,981,134 km (0.118 R)
• M16: 7,423,794 km (0.096 R)
• M17: 7,916,570 km (0.094 R)
• M18: 8,763,593 km (0.119 R)
• M19: 9,139,682 km (0.096 R)
• M20: 9,562,146 km (0.118 R)
• M21: 10,675,454 km (0.101 R)
• M22: 12,122,813 km (0.077 R)
• M23: 12,633,091 km (0.065 R)
• M24: 13,470,091 km (0.095 R)
• M25: 16,101,668 km (0.12 R)
• M26: 16,562,728 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.2

Radius: 10.2

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.14 AU - 3.22 AU

Year: 2833 Days

Day: 5.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,065,948 km

• M1: 126,859 km (0.119 R)
• M2: 628,610 km (0.115 R)
• M3: 1,370,466 km (0.064 R)
• M4: 1,720,376 km (0.116 R)
• M5: 2,366,788 km (0.097 R)
• M6: 3,185,687 km (0.087 R)
• M7: 3,729,924 km (0.06 R)
• M8: 4,742,701 km (0.065 R)
• M9: 5,200,770 km (0.1 R)
• M10: 5,821,452 km (0.059 R)
• M11: 6,149,819 km (0.119 R)
• M12: 8,049,413 km (0.103 R)
• M13: 9,206,253 km (0.077 R)
• M14: 10,193,150 km (0.053 R)
• M15: 10,712,255 km (0.096 R)
• M16: 11,588,150 km (0.032 R)
• M17: 13,199,768 km (0.081 R)
• M18: 13,913,649 km (0.106 R)
• M19: 14,354,065 km (0.116 R)
• M20: 15,263,022 km (0.04 R)
• M21: 16,263,682 km (0.093 R)
• M22: 17,989,144 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.2

Radius: 9.1

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.79 AU - 4.63 AU

Year: 4614 Days

Day: 7.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,065,948 km

• M1: 113,395 km (0.105 R)
• M2: 466,297 km (0.073 R)
• M3: 880,683 km (0.079 R)
• M4: 1,183,469 km (0.085 R)
• M5: 1,662,481 km (0.096 R)
• M6: 2,207,317 km (0.064 R)
• M7: 4,871,655 km (0.08 R)
• M8: 5,155,591 km (0.106 R)
• M9: 5,756,825 km (0.093 R)
• M10: 7,131,630 km (0.041 R)
• M11: 9,367,669 km (0.111 R)
• M12: 9,767,694 km (0.085 R)
• M13: 10,095,911 km (0.099 R)
• M14: 11,710,671 km (0.114 R)
• M15: 12,459,558 km (0.09 R)
• M16: 13,091,459 km (0.088 R)
• M17: 17,943,068 km (0.104 R)
• M18: 18,623,289 km (0.09 R)
• M19: 19,578,322 km (0.108 R)
• M20: 19,903,698 km (0.096 R)
• M21: 21,242,000 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 397.7

Radius: 3.3

Gravity: 36.52 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.98 AU - 6.14 AU

Year: 9632 Days

Day: 21 Hours

Environment

Temp: -216 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,065,948 km

• M1: 41,738 km (0.116 R)
• M2: 246,238 km (0.109 R)
• M3: 508,932 km (0.049 R)
• M4: 664,514 km (0.101 R)
• M5: 774,319 km (0.09 R)
• M6: 924,066 km (0.107 R)
• M7: 1,041,201 km (0.118 R)
• M8: 1,168,359 km (0.084 R)
• M9: 2,014,485 km (0.049 R)
• M10: 2,247,110 km (0.094 R)
• M11: 2,553,187 km (0.092 R)
• M12: 3,614,883 km (0.12 R)
• M13: 3,735,160 km (0.109 R)
• M14: 3,983,492 km (0.107 R)
• M15: 5,028,732 km (0.082 R)
• M16: 5,148,560 km (0.086 R)
• M17: 5,775,824 km (0.063 R)
• M18: 6,244,215 km (0.111 R)
• M19: 6,737,439 km (0.065 R)
• M20: 7,840,873 km (0.082 R)
• M21: 8,754,318 km (0.102 R)
• M22: 9,147,611 km (0.094 R)
• M23: 14,826,346 km (0.082 R)
• M24: 17,689,200 km (0.113 R)
• M25: 19,988,370 km (0.032 R)
• M26: 20,822,528 km (0.088 R)
• M27: 20,976,613 km (0.076 R)
• M28: 23,463,977 km (0.068 R)
• M29: 23,967,075 km (0.116 R)
• M30: 25,873,401 km (0.099 R)
• M31: 28,348,049 km (0.105 R)
• M32: 32,194,060 km (0.09 R)
• M33: 32,503,578 km (0.11 R)
• M34: 34,509,985 km (0.031 R)
• M35: 36,485,425 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.2

Radius: 3.3

Gravity: 42.72 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 7.11 AU - 7.13 AU

Year: 12267 Days

Day: 17 Hours

Environment

Temp: -234 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,065,948 km

• M1: 40,990 km (0.09 R)
• M2: 273,914 km (0.039 R)
• M3: 438,621 km (0.12 R)
• M4: 1,055,263 km (0.094 R)
• M5: 1,369,718 km (0.114 R)
• M6: 1,681,779 km (0.037 R)
• M7: 1,936,993 km (0.064 R)
• M8: 5,409,309 km (0.11 R)
• M9: 6,477,737 km (0.059 R)
• M10: 7,427,983 km (0.087 R)
• M11: 8,154,730 km (0.049 R)
• M12: 17,673,941 km (0.096 R)
• M13: 20,068,255 km (0.084 R)
• M14: 25,205,745 km (0.078 R)
• M15: 30,724,111 km (0.059 R)
• M16: 32,914,972 km (0.052 R)
• M17: 33,819,740 km (0.087 R)
• M18: 41,400,463 km (0.101 R)
• M19: 45,862,070 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 713.4

Radius: 5.9

Gravity: 20.49 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 8.66 AU - 8.9 AU

Year: 16798 Days

Day: 15.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,065,948 km

• M1: 73,752 km (0.107 R)
• M2: 291,267 km (0.063 R)
• M3: 774,169 km (0.119 R)
• M4: 1,157,888 km (0.073 R)
• M5: 2,560,517 km (0.104 R)
• M6: 2,865,248 km (0.066 R)
• M7: 3,246,573 km (0.091 R)
• M8: 4,204,598 km (0.051 R)
• M9: 5,796,917 km (0.057 R)
• M10: 6,323,053 km (0.095 R)
• M11: 9,117,691 km (0.041 R)
• M12: 10,111,470 km (0.112 R)
• M13: 12,182,353 km (0.091 R)
• M14: 20,700,905 km (0.096 R)
• M15: 20,886,107 km (0.112 R)
• M16: 21,638,285 km (0.062 R)
• M17: 26,863,439 km (0.055 R)
• M18: 27,416,951 km (0.076 R)
• M19: 28,776,347 km (0.071 R)
• M20: 36,386,840 km (0.095 R)
• M21: 42,789,778 km (0.085 R)
• M22: 45,704,842 km (0.095 R)
• M23: 50,237,807 km (0.115 R)
• M24: 52,957,945 km (0.092 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 721.2

Radius: 6.5

Gravity: 17.07 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 8.28 AU - 10.34 AU

Year: 18342 Days

Day: 22.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,065,948 km

• M1: 81,232 km (0.063 R)
• M2: 332,107 km (0.033 R)
• M3: 766,390 km (0.058 R)
• M4: 1,517,371 km (0.093 R)
• M5: 2,276,281 km (0.111 R)
• M6: 2,924,190 km (0.117 R)
• M7: 5,373,107 km (0.111 R)
• M8: 6,910,524 km (0.09 R)
• M9: 7,231,411 km (0.119 R)
• M10: 8,102,071 km (0.04 R)
• M11: 10,343,197 km (0.113 R)
• M12: 15,924,544 km (0.115 R)
• M13: 16,647,101 km (0.096 R)
• M14: 21,544,337 km (0.118 R)
• M15: 31,993,300 km (0.063 R)
• M16: 36,614,677 km (0.057 R)
• M17: 37,030,410 km (0.085 R)
• M18: 37,730,229 km (0.113 R)
• M19: 47,646,323 km (0.113 R)
• M20: 56,359,352 km (0.092 R)
• M21: 59,166,556 km (0.089 R)
• M22: 60,315,019 km (0.055 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 15,243 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit