🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.6

Radius: 15

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.86 AU - 0.96 AU

Year: 610 Days

Day: 12 Hours

Environment

Temp: -170 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,286,119 km

• M1: 186,549 km (0.088 R)
• M2: 689,347 km (0.058 R)
• M3: 1,305,840 km (0.116 R)
• M4: 1,772,735 km (0.11 R)
• M5: 2,254,739 km (0.091 R)
• M6: 3,051,797 km (0.115 R)
• M7: 3,704,193 km (0.118 R)
• M8: 4,208,637 km (0.057 R)
• M9: 5,539,908 km (0.083 R)
• M10: 6,113,018 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.6

Radius: 8.2

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.92 AU - 1.16 AU

Year: 746 Days

Day: 7.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,286,119 km

• M1: 102,026 km (0.119 R)
• M2: 393,143 km (0.107 R)
• M3: 688,749 km (0.087 R)
• M4: 1,049,728 km (0.079 R)
• M5: 1,418,786 km (0.094 R)
• M6: 2,224,670 km (0.116 R)
• M7: 2,519,378 km (0.076 R)
• M8: 2,840,265 km (0.116 R)
• M9: 3,378,818 km (0.05 R)
• M10: 3,640,614 km (0.032 R)
• M11: 4,523,989 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.8

Radius: 12

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.29 AU - 3.15 AU

Year: 3153 Days

Day: 10.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,286,119 km

• M1: 149,448 km (0.038 R)
• M2: 673,340 km (0.114 R)
• M3: 1,051,823 km (0.11 R)
• M4: 1,568,384 km (0.054 R)
• M5: 1,974,393 km (0.119 R)
• M6: 2,451,311 km (0.07 R)
• M7: 3,469,025 km (0.082 R)
• M8: 4,043,182 km (0.114 R)
• M9: 5,588,677 km (0.101 R)
• M10: 6,043,904 km (0.094 R)
• M11: 6,728,912 km (0.109 R)
• M12: 7,307,407 km (0.096 R)
• M13: 9,921,181 km (0.066 R)
• M14: 10,351,125 km (0.072 R)
• M15: 12,554,553 km (0.032 R)
• M16: 13,766,295 km (0.083 R)
• M17: 15,939,204 km (0.078 R)
• M18: 16,584,270 km (0.114 R)
• M19: 17,641,329 km (0.085 R)
• M20: 18,390,066 km (0.112 R)
• M21: 20,074,688 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.3

Radius: 13.2

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.82 AU - 4.1 AU

Year: 4524 Days

Day: 13.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,286,119 km

• M1: 164,109 km (0.085 R)
• M2: 583,132 km (0.106 R)
• M3: 1,041,201 km (0.076 R)
• M4: 1,788,443 km (0.094 R)
• M5: 2,574,280 km (0.111 R)
• M6: 3,000,634 km (0.079 R)
• M7: 3,433,421 km (0.05 R)
• M8: 3,863,066 km (0.05 R)
• M9: 4,858,191 km (0.066 R)
• M10: 6,326,644 km (0.045 R)
• M11: 6,810,443 km (0.083 R)
• M12: 7,564,716 km (0.097 R)
• M13: 8,721,406 km (0.113 R)
• M14: 9,737,475 km (0.078 R)
• M15: 11,013,395 km (0.1 R)
• M16: 12,298,740 km (0.068 R)
• M17: 13,681,922 km (0.113 R)
• M18: 15,394,967 km (0.061 R)
• M19: 17,371,454 km (0.025 R)
• M20: 17,811,571 km (0.062 R)
• M21: 19,851,039 km (0.087 R)
• M22: 21,750,334 km (0.117 R)
• M23: 23,999,837 km (0.079 R)
• M24: 24,625,006 km (0.044 R)
• M25: 29,487,386 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.7

Radius: 11.9

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.74 AU - 4.22 AU

Year: 4563 Days

Day: 5.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,286,119 km

• M1: 148,251 km (0.083 R)
• M2: 551,268 km (0.098 R)
• M3: 958,324 km (0.091 R)
• M4: 1,508,844 km (0.094 R)
• M5: 2,228,111 km (0.07 R)
• M6: 2,716,548 km (0.047 R)
• M7: 3,148,886 km (0.108 R)
• M8: 3,661,707 km (0.084 R)
• M9: 4,835,302 km (0.067 R)
• M10: 5,337,951 km (0.071 R)
• M11: 7,031,250 km (0.104 R)
• M12: 8,272,014 km (0.087 R)
• M13: 8,706,147 km (0.111 R)
• M14: 10,417,547 km (0.115 R)
• M15: 11,146,537 km (0.077 R)
• M16: 13,243,152 km (0.067 R)
• M17: 13,709,298 km (0.12 R)
• M18: 14,406,873 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 578.9

Radius: 5.6

Gravity: 18.46 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 7.54 AU - 7.76 AU

Year: 14873 Days

Day: 16.2 Hours

Environment

Temp: -241 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 69,286,119 km

• M1: 73,153 km (0.106 R)
• M2: 297,849 km (0.116 R)
• M3: 480,658 km (0.071 R)
• M4: 1,336,807 km (0.059 R)
• M5: 1,710,352 km (0.073 R)
• M6: 2,491,553 km (0.109 R)
• M7: 3,461,695 km (0.095 R)
• M8: 4,045,874 km (0.106 R)
• M9: 5,302,048 km (0.096 R)
• M10: 6,839,764 km (0.057 R)
• M11: 8,032,059 km (0.039 R)
• M12: 8,949,992 km (0.085 R)
• M13: 9,408,360 km (0.067 R)
• M14: 10,594,521 km (0.116 R)
• M15: 12,121,018 km (0.117 R)
• M16: 15,385,991 km (0.108 R)
• M17: 16,416,571 km (0.089 R)
• M18: 17,887,717 km (0.094 R)
• M19: 19,783,421 km (0.112 R)
• M20: 20,126,299 km (0.043 R)
• M21: 22,544,998 km (0.039 R)
• M22: 25,553,111 km (0.093 R)
• M23: 26,267,441 km (0.066 R)
• M24: 26,995,235 km (0.113 R)
• M25: 28,273,698 km (0.103 R)
• M26: 31,413,159 km (0.088 R)
• M27: 32,469,619 km (0.036 R)
• M28: 33,549,417 km (0.089 R)
• M29: 38,773,225 km (0.093 R)
• M30: 46,446,100 km (0.111 R)
• M31: 50,158,670 km (0.083 R)
• M32: 51,600,345 km (0.046 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 656.3

Radius: 4.1

Gravity: 39.04 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 8.66 AU - 9.26 AU

Year: 18853 Days

Day: 21.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,286,119 km

• M1: 51,462 km (0.049 R)
• M2: 195,076 km (0.061 R)
• M3: 577,149 km (0.049 R)
• M4: 807,829 km (0.103 R)
• M5: 1,204,263 km (0.073 R)
• M6: 1,346,979 km (0.03 R)
• M7: 1,684,322 km (0.092 R)
• M8: 2,016,131 km (0.088 R)
• M9: 2,570,690 km (0.071 R)
• M10: 3,790,660 km (0.07 R)
• M11: 4,036,450 km (0.116 R)
• M12: 4,292,860 km (0.087 R)
• M13: 4,838,145 km (0.098 R)
• M14: 9,779,811 km (0.109 R)
• M15: 12,437,118 km (0.093 R)
• M16: 18,328,731 km (0.119 R)
• M17: 34,910,309 km (0.098 R)
• M18: 36,808,855 km (0.08 R)
• M19: 41,703,847 km (0.085 R)
• M20: 50,852,954 km (0.09 R)
• M21: 57,456,054 km (0.108 R)
• M22: 57,642,004 km (0.053 R)
• M23: 61,640,905 km (0.078 R)
• M24: 68,083,637 km (0.1 R)
• M25: 68,709,704 km (0.091 R)
• M26: 69,129,176 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 165.9

Radius: 6.1

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.62 AU - 9.64 AU

Year: 19392 Days

Day: 15.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,286,119 km

• M1: 75,846 km (0.026 R)
• M2: 355,445 km (0.107 R)
• M3: 685,607 km (0.08 R)
• M4: 1,638,994 km (0.112 R)
• M5: 2,483,025 km (0.088 R)
• M6: 2,891,428 km (0.12 R)
• M7: 3,111,785 km (0.112 R)
• M8: 8,756,861 km (0.108 R)
• M9: 9,220,315 km (0.066 R)
• M10: 10,398,847 km (0.091 R)
• M11: 12,121,915 km (0.088 R)
• M12: 15,380,307 km (0.11 R)
• M13: 15,986,178 km (0.052 R)
• M14: 18,872,519 km (0.03 R)
• M15: 21,500,954 km (0.119 R)
• M16: 32,886,848 km (0.111 R)
• M17: 35,261,864 km (0.114 R)
• M18: 35,843,799 km (0.104 R)
• M19: 40,350,435 km (0.059 R)
• M20: 41,372,039 km (0.075 R)
• M21: 42,673,391 km (0.091 R)
• M22: 43,201,471 km (0.062 R)
• M23: 46,184,004 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 422.5

Radius: 3.6

Gravity: 32.6 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 9.88 AU - 10.06 AU

Year: 22128 Days

Day: 22 Hours

Environment

Temp: -243 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,286,119 km

• M1: 47,722 km (0.116 R)
• M2: 339,138 km (0.068 R)
• M3: 574,157 km (0.066 R)
• M4: 1,192,893 km (0.107 R)
• M5: 1,564,794 km (0.096 R)
• M6: 2,028,697 km (0.079 R)
• M7: 2,271,344 km (0.052 R)
• M8: 2,555,730 km (0.085 R)
• M9: 2,790,299 km (0.038 R)
• M10: 2,962,935 km (0.104 R)
• M11: 3,667,093 km (0.107 R)
• M12: 4,712,931 km (0.107 R)
• M13: 4,851,908 km (0.094 R)
• M14: 5,983,316 km (0.097 R)
• M15: 6,610,132 km (0.081 R)
• M16: 12,401,065 km (0.072 R)
• M17: 16,150,885 km (0.064 R)
• M18: 17,030,670 km (0.107 R)
• M19: 27,091,726 km (0.102 R)
• M20: 30,922,478 km (0.119 R)
• M21: 35,496,284 km (0.102 R)
• M22: 42,567,625 km (0.09 R)
• M23: 46,272,267 km (0.057 R)
• M24: 46,430,990 km (0.048 R)
• M25: 61,113,872 km (0.114 R)
• M26: 65,014,935 km (0.073 R)
• M27: 67,229,582 km (0.101 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 12,759 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit