🌌 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: 778.3

Radius: 9

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.54 AU - 0.88 AU

Year: 380 Days

Day: 12.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,924,284 km

• M1: 111,899 km (0.098 R)
• M2: 397,332 km (0.045 R)
• M3: 830,268 km (0.059 R)
• M4: 1,227,750 km (0.093 R)
• M5: 1,655,899 km (0.119 R)
• M6: 2,155,855 km (0.06 R)
• M7: 2,498,434 km (0.079 R)
• M8: 3,317,183 km (0.082 R)
• M9: 4,249,477 km (0.111 R)
• M10: 4,806,430 km (0.117 R)
• M11: 5,251,633 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.2

Radius: 15

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.79 AU - 1.07 AU

Year: 570 Days

Day: 6.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,924,284 km

• M1: 186,549 km (0.12 R)
• M2: 658,979 km (0.11 R)
• M3: 1,431,502 km (0.065 R)
• M4: 1,952,851 km (0.089 R)
• M5: 2,489,757 km (0.105 R)
• M6: 2,974,155 km (0.099 R)
• M7: 3,841,673 km (0.096 R)
• M8: 4,728,489 km (0.067 R)
• M9: 5,693,845 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.5

Radius: 11.1

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.74 AU - 1.14 AU

Year: 579 Days

Day: 14.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 60.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,924,284 km

• M1: 138,228 km (0.108 R)
• M2: 606,619 km (0.083 R)
• M3: 1,011,581 km (0.117 R)
• M4: 1,503,010 km (0.101 R)
• M5: 1,948,512 km (0.117 R)
• M6: 3,364,755 km (0.09 R)
• M7: 3,900,764 km (0.112 R)
• M8: 4,605,520 km (0.026 R)
• M9: 5,357,249 km (0.07 R)
• M10: 5,838,655 km (0.102 R)
• M11: 6,532,341 km (0.036 R)
• M12: 6,888,683 km (0.072 R)
• M13: 7,280,180 km (0.09 R)
• M14: 7,663,450 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.4

Radius: 12.8

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.44 AU - 3.18 AU

Year: 2995 Days

Day: 5.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,924,284 km

• M1: 159,172 km (0.067 R)
• M2: 753,824 km (0.036 R)
• M3: 1,541,008 km (0.091 R)
• M4: 2,302,012 km (0.1 R)
• M5: 2,923,292 km (0.086 R)
• M6: 3,558,784 km (0.089 R)
• M7: 4,263,689 km (0.064 R)
• M8: 4,940,170 km (0.049 R)
• M9: 6,254,089 km (0.108 R)
• M10: 8,217,561 km (0.11 R)
• M11: 8,627,309 km (0.075 R)
• M12: 9,231,086 km (0.092 R)
• M13: 9,900,985 km (0.077 R)
• M14: 10,603,048 km (0.038 R)
• M15: 12,773,713 km (0.113 R)
• M16: 13,418,181 km (0.069 R)
• M17: 13,843,787 km (0.082 R)
• M18: 14,474,492 km (0.046 R)
• M19: 16,056,190 km (0.095 R)
• M20: 17,357,691 km (0.102 R)
• M21: 18,495,084 km (0.083 R)
• M22: 19,560,670 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.8

Radius: 8.6

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.59 AU - 3.19 AU

Year: 3124 Days

Day: 13.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,924,284 km

• M1: 112,946 km (0.119 R)
• M2: 414,685 km (0.039 R)
• M3: 774,319 km (0.106 R)
• M4: 1,088,025 km (0.108 R)
• M5: 1,601,595 km (0.082 R)
• M6: 3,803,975 km (0.047 R)
• M7: 6,563,158 km (0.069 R)
• M8: 7,637,121 km (0.103 R)
• M9: 9,791,779 km (0.098 R)
• M10: 14,091,222 km (0.076 R)
• M11: 14,425,723 km (0.078 R)
• M12: 18,519,917 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.2

Radius: 10.8

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.93 AU - 3.79 AU

Year: 3916 Days

Day: 13.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,924,284 km

• M1: 134,339 km (0.064 R)
• M2: 677,080 km (0.108 R)
• M3: 1,017,565 km (0.069 R)
• M4: 1,564,644 km (0.116 R)
• M5: 2,271,344 km (0.091 R)
• M6: 2,756,790 km (0.059 R)
• M7: 3,161,003 km (0.111 R)
• M8: 4,986,695 km (0.119 R)
• M9: 5,952,798 km (0.084 R)
• M10: 7,663,600 km (0.119 R)
• M11: 8,253,315 km (0.117 R)
• M12: 8,724,398 km (0.08 R)
• M13: 9,174,987 km (0.105 R)
• M14: 9,920,433 km (0.073 R)
• M15: 11,135,467 km (0.093 R)
• M16: 11,576,631 km (0.034 R)
• M17: 12,446,992 km (0.102 R)
• M18: 13,909,460 km (0.088 R)
• M19: 14,525,355 km (0.113 R)
• M20: 15,213,056 km (0.104 R)
• M21: 16,767,827 km (0.028 R)
• M22: 19,675,710 km (0.09 R)
• M23: 20,256,150 km (0.12 R)
• M24: 21,047,672 km (0.065 R)
• M25: 24,718,056 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881

Radius: 12.7

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.69 AU - 4.51 AU

Year: 5278 Days

Day: 14.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,924,284 km

• M1: 157,975 km (0.106 R)
• M2: 847,472 km (0.053 R)
• M3: 1,278,763 km (0.105 R)
• M4: 1,699,881 km (0.076 R)
• M5: 2,310,539 km (0.104 R)
• M6: 2,722,831 km (0.074 R)
• M7: 3,392,431 km (0.09 R)
• M8: 4,000,247 km (0.114 R)
• M9: 4,548,374 km (0.077 R)
• M10: 5,260,460 km (0.101 R)
• M11: 5,857,804 km (0.049 R)
• M12: 7,012,251 km (0.108 R)
• M13: 7,849,849 km (0.111 R)
• M14: 8,753,271 km (0.06 R)
• M15: 12,032,456 km (0.112 R)
• M16: 12,441,307 km (0.071 R)
• M17: 13,945,962 km (0.066 R)
• M18: 14,684,527 km (0.043 R)
• M19: 18,034,472 km (0.087 R)
• M20: 22,166,964 km (0.083 R)
• M21: 22,938,290 km (0.045 R)
• M22: 23,807,304 km (0.091 R)
• M23: 27,153,210 km (0.094 R)
• M24: 29,121,170 km (0.061 R)
• M25: 29,581,333 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.6

Radius: 11.7

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.46 AU - 6.4 AU

Year: 9182 Days

Day: 9.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,924,284 km

• M1: 145,858 km (0.091 R)
• M2: 526,585 km (0.1 R)
• M3: 982,708 km (0.073 R)
• M4: 1,457,382 km (0.067 R)
• M5: 2,050,837 km (0.09 R)
• M6: 2,970,864 km (0.111 R)
• M7: 4,120,374 km (0.118 R)
• M8: 4,996,569 km (0.084 R)
• M9: 5,613,062 km (0.091 R)
• M10: 6,463,675 km (0.095 R)
• M11: 8,288,021 km (0.114 R)
• M12: 8,827,770 km (0.118 R)
• M13: 11,387,540 km (0.079 R)
• M14: 13,839,000 km (0.111 R)
• M15: 16,835,296 km (0.077 R)
• M16: 18,446,913 km (0.092 R)
• M17: 21,219,560 km (0.1 R)
• M18: 22,316,562 km (0.115 R)
• M19: 27,478,436 km (0.114 R)
• M20: 30,020,254 km (0.077 R)
• M21: 33,384,859 km (0.098 R)
• M22: 34,636,993 km (0.095 R)
• M23: 36,633,078 km (0.101 R)
• M24: 38,333,706 km (0.117 R)
• M25: 39,580,305 km (0.089 R)
• M26: 41,500,394 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 515.4

Radius: 6.2

Gravity: 13.41 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 7.87 AU - 9.05 AU

Year: 15645 Days

Day: 23.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 67,924,284 km

• M1: 77,193 km (0.106 R)
• M2: 295,605 km (0.078 R)
• M3: 518,955 km (0.037 R)
• M4: 828,922 km (0.092 R)
• M5: 1,407,118 km (0.054 R)
• M6: 1,981,873 km (0.088 R)
• M7: 2,383,393 km (0.074 R)
• M8: 2,953,960 km (0.11 R)
• M9: 3,221,141 km (0.098 R)
• M10: 5,178,480 km (0.107 R)
• M11: 5,677,538 km (0.087 R)
• M12: 6,525,908 km (0.103 R)
• M13: 7,237,246 km (0.093 R)
• M14: 8,763,593 km (0.095 R)
• M15: 9,680,777 km (0.12 R)
• M16: 11,116,319 km (0.119 R)
• M17: 13,395,891 km (0.093 R)
• M18: 13,926,814 km (0.084 R)
• M19: 14,819,315 km (0.047 R)
• M20: 15,315,381 km (0.105 R)
• M21: 15,531,401 km (0.071 R)
• M22: 17,177,875 km (0.108 R)
• M23: 18,772,588 km (0.115 R)
• M24: 27,179,839 km (0.088 R)
• M25: 27,602,752 km (0.102 R)
• M26: 30,459,323 km (0.042 R)
• M27: 32,194,060 km (0.085 R)
• M28: 34,361,135 km (0.069 R)
• M29: 34,607,822 km (0.096 R)
• M30: 37,791,414 km (0.062 R)
• M31: 44,149,324 km (0.112 R)
• M32: 56,667,673 km (0.062 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 328.9

Radius: 4.7

Gravity: 14.89 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 10.8 AU - 11.92 AU

Year: 24344 Days

Day: 18 Hours

Environment

Temp: -231 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,924,284 km

• M1: 58,493 km (0.088 R)
• M2: 278,402 km (0.111 R)
• M3: 488,138 km (0.098 R)
• M4: 800,947 km (0.034 R)
• M5: 1,068,727 km (0.025 R)
• M6: 1,237,623 km (0.082 R)
• M7: 1,730,847 km (0.12 R)
• M8: 1,965,118 km (0.114 R)
• M9: 2,179,641 km (0.116 R)
• M10: 2,587,146 km (0.117 R)
• M11: 2,993,154 km (0.117 R)
• M12: 3,723,940 km (0.062 R)
• M13: 4,434,530 km (0.076 R)
• M14: 5,722,119 km (0.105 R)
• M15: 9,382,479 km (0.09 R)
• M16: 10,334,670 km (0.099 R)
• M17: 13,575,708 km (0.094 R)
• M18: 15,236,543 km (0.052 R)
• M19: 18,269,341 km (0.104 R)
• M20: 18,610,274 km (0.029 R)
• M21: 20,469,925 km (0.037 R)
• M22: 21,491,978 km (0.033 R)
• M23: 24,969,381 km (0.118 R)
• M24: 27,226,214 km (0.093 R)
• M25: 30,680,728 km (0.106 R)
• M26: 32,140,654 km (0.06 R)
• M27: 33,518,899 km (0.051 R)
• M28: 36,258,934 km (0.077 R)
• M29: 37,204,392 km (0.101 R)
• M30: 42,031,467 km (0.113 R)
• M31: 44,440,740 km (0.094 R)
• M32: 50,028,969 km (0.042 R)
• M33: 57,149,379 km (0.099 R)
• M34: 59,914,396 km (0.107 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 13,156 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit