🌌 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: 626.1

Radius: 9

Gravity: 7.73 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.57 AU - 0.69 AU

Year: 339 Days

Day: 11.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,645,944 km

• M1: 113,096 km (0.102 R)
• M2: 405,410 km (0.078 R)
• M3: 824,883 km (0.107 R)
• M4: 1,125,126 km (0.071 R)
• M5: 1,487,302 km (0.082 R)
• M6: 1,987,408 km (0.105 R)
• M7: 2,286,005 km (0.084 R)
• M8: 2,623,947 km (0.112 R)
• M9: 2,974,903 km (0.074 R)
• M10: 4,676,729 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.2

Radius: 10

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.76 AU - 1.08 AU

Year: 599 Days

Day: 7.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,645,944 km

• M1: 124,316 km (0.118 R)
• M2: 437,574 km (0.106 R)
• M3: 1,145,620 km (0.099 R)
• M4: 1,470,248 km (0.063 R)
• M5: 2,075,670 km (0.084 R)
• M6: 2,401,195 km (0.078 R)
• M7: 2,717,146 km (0.069 R)
• M8: 3,255,998 km (0.109 R)
• M9: 3,850,799 km (0.06 R)
• M10: 4,579,340 km (0.062 R)
• M11: 5,379,390 km (0.11 R)
• M12: 5,757,723 km (0.061 R)
• M13: 6,507,358 km (0.095 R)
• M14: 6,833,332 km (0.032 R)
• M15: 7,320,871 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.5

Radius: 9.8

Gravity: 10.4 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.06 AU - 1.1 AU

Year: 761 Days

Day: 12 Hours

Environment

Temp: -179 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,645,944 km

• M1: 121,922 km (0.107 R)
• M2: 815,907 km (0.059 R)
• M3: 1,214,884 km (0.043 R)
• M4: 1,639,892 km (0.084 R)
• M5: 2,012,540 km (0.094 R)
• M6: 2,590,138 km (0.095 R)
• M7: 3,616,080 km (0.097 R)
• M8: 4,404,012 km (0.09 R)
• M9: 4,910,999 km (0.118 R)
• M10: 6,826,600 km (0.08 R)
• M11: 7,751,563 km (0.112 R)
• M12: 8,624,168 km (0.066 R)
• M13: 9,056,954 km (0.1 R)
• M14: 9,503,953 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.6

Radius: 10.9

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.13 AU - 1.17 AU

Year: 836 Days

Day: 9.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,645,944 km

• M1: 140,323 km (0.117 R)
• M2: 666,010 km (0.064 R)
• M3: 1,009,935 km (0.082 R)
• M4: 1,892,413 km (0.057 R)
• M5: 3,053,442 km (0.086 R)
• M6: 4,161,813 km (0.083 R)
• M7: 5,620,392 km (0.118 R)
• M8: 8,758,806 km (0.102 R)
• M9: 9,117,691 km (0.118 R)
• M10: 9,924,173 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.4

Radius: 8.5

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.36 AU - 1.9 AU

Year: 1411 Days

Day: 11.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,645,944 km

• M1: 105,766 km (0.076 R)
• M2: 486,791 km (0.063 R)
• M3: 934,987 km (0.097 R)
• M4: 1,806,843 km (0.084 R)
• M5: 4,270,271 km (0.039 R)
• M6: 4,651,447 km (0.114 R)
• M7: 5,837,459 km (0.069 R)
• M8: 6,952,411 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.7

Radius: 11.1

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.33 AU - 3.39 AU

Year: 3281 Days

Day: 6 Hours

Environment

Temp: -212 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,645,944 km

• M1: 138,079 km (0.052 R)
• M2: 544,835 km (0.102 R)
• M3: 930,050 km (0.064 R)
• M4: 1,430,156 km (0.106 R)
• M5: 2,293,036 km (0.117 R)
• M6: 2,864,051 km (0.115 R)
• M7: 3,326,458 km (0.056 R)
• M8: 5,216,029 km (0.108 R)
• M9: 7,479,594 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.1

Radius: 13.5

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.65 AU - 3.47 AU

Year: 3631 Days

Day: 5.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,645,944 km

• M1: 167,849 km (0.099 R)
• M2: 605,871 km (0.076 R)
• M3: 1,240,017 km (0.093 R)
• M4: 1,669,363 km (0.098 R)
• M5: 2,243,669 km (0.114 R)
• M6: 3,490,567 km (0.109 R)
• M7: 4,655,336 km (0.066 R)
• M8: 5,475,581 km (0.098 R)
• M9: 6,330,234 km (0.072 R)
• M10: 7,538,237 km (0.112 R)
• M11: 8,413,384 km (0.078 R)
• M12: 8,970,337 km (0.108 R)
• M13: 9,551,824 km (0.119 R)
• M14: 10,619,354 km (0.095 R)
• M15: 11,403,995 km (0.104 R)
• M16: 12,226,933 km (0.071 R)
• M17: 16,088,653 km (0.109 R)
• M18: 19,391,774 km (0.078 R)
• M19: 20,965,543 km (0.111 R)
• M20: 21,440,367 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.4

Radius: 8.1

Gravity: 10.17 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.39 AU - 5.81 AU

Year: 7812 Days

Day: 13.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 44,645,944 km

• M1: 241,900 km (0.088 R)
• M2: 494,720 km (0.118 R)
• M3: 848,968 km (0.093 R)
• M4: 1,230,293 km (0.066 R)
• M5: 2,559,769 km (0.081 R)
• M6: 3,016,043 km (0.089 R)
• M7: 4,039,741 km (0.07 R)
• M8: 4,888,858 km (0.091 R)
• M9: 6,018,771 km (0.085 R)
• M10: 7,161,250 km (0.088 R)
• M11: 7,985,834 km (0.109 R)
• M12: 11,450,520 km (0.106 R)
• M13: 12,356,036 km (0.109 R)
• M14: 12,798,247 km (0.118 R)
• M15: 14,068,932 km (0.054 R)
• M16: 16,064,567 km (0.085 R)
• M17: 16,658,172 km (0.102 R)
• M18: 17,541,398 km (0.1 R)
• M19: 19,106,640 km (0.074 R)
• M20: 20,454,816 km (0.034 R)
• M21: 21,467,145 km (0.108 R)
• M22: 22,594,215 km (0.106 R)
• M23: 25,584,078 km (0.114 R)
• M24: 27,312,682 km (0.104 R)
• M25: 27,780,175 km (0.103 R)
• M26: 28,827,659 km (0.106 R)
• M27: 29,214,968 km (0.078 R)
• M28: 30,000,058 km (0.082 R)
• M29: 31,612,274 km (0.066 R)
• M30: 32,127,639 km (0.107 R)
• M31: 32,753,556 km (0.059 R)
• M32: 35,560,162 km (0.087 R)
• M33: 39,585,990 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205.2

Radius: 4.5

Gravity: 10.13 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 7.04 AU - 9.7 AU

Year: 16424 Days

Day: 22.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,645,944 km

• M1: 55,950 km (0.109 R)
• M2: 215,720 km (0.069 R)
• M3: 511,625 km (0.09 R)
• M4: 687,851 km (0.063 R)
• M5: 1,397,244 km (0.12 R)
• M6: 1,572,573 km (0.066 R)
• M7: 2,034,082 km (0.11 R)
• M8: 2,783,268 km (0.096 R)
• M9: 4,510,376 km (0.108 R)
• M10: 6,471,454 km (0.106 R)
• M11: 6,922,342 km (0.073 R)
• M12: 7,970,874 km (0.109 R)
• M13: 11,744,929 km (0.081 R)
• M14: 15,350,387 km (0.119 R)
• M15: 19,398,954 km (0.107 R)
• M16: 25,459,912 km (0.114 R)
• M17: 30,442,718 km (0.073 R)
• M18: 33,991,030 km (0.099 R)
• M19: 35,118,399 km (0.082 R)
• M20: 40,250,653 km (0.114 R)
• M21: 44,245,814 km (0.03 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 11,098 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit