🌌 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: 47.1

Radius: 11.2

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.53 AU - 0.85 AU

Year: 370 Days

Day: 8 Hours

Environment

Temp: -133 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 43,028,331 km

• M1: 139,425 km (0.105 R)
• M2: 625,768 km (0.06 R)
• M3: 1,038,957 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.8

Radius: 11.2

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.11 AU - 1.29 AU

Year: 849 Days

Day: 14.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 43,028,331 km

• M1: 139,276 km (0.094 R)
• M2: 591,959 km (0.052 R)
• M3: 952,639 km (0.056 R)
• M4: 1,322,445 km (0.097 R)
• M5: 1,691,204 km (0.112 R)
• M6: 2,586,248 km (0.039 R)
• M7: 3,349,796 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.9

Radius: 9.3

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.18 AU - 1.28 AU

Year: 881 Days

Day: 7.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,028,331 km

• M1: 115,639 km (0.102 R)
• M2: 611,706 km (0.107 R)
• M3: 1,119,291 km (0.046 R)
• M4: 1,828,984 km (0.097 R)
• M5: 2,860,162 km (0.12 R)
• M6: 3,340,520 km (0.101 R)
• M7: 4,644,266 km (0.087 R)
• M8: 5,607,975 km (0.031 R)
• M9: 6,445,424 km (0.111 R)
• M10: 7,432,770 km (0.058 R)
• M11: 8,023,233 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.1

Radius: 14

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.08 AU - 3.18 AU

Year: 2754 Days

Day: 8 Hours

Environment

Temp: -196 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,028,331 km

• M1: 175,777 km (0.059 R)
• M2: 654,640 km (0.117 R)
• M3: 1,184,366 km (0.111 R)
• M4: 1,743,563 km (0.085 R)
• M5: 2,346,891 km (0.043 R)
• M6: 3,199,150 km (0.081 R)
• M7: 3,869,798 km (0.085 R)
• M8: 4,695,578 km (0.109 R)
• M9: 6,050,935 km (0.03 R)
• M10: 7,712,219 km (0.109 R)
• M11: 8,443,154 km (0.075 R)
• M12: 9,557,509 km (0.113 R)
• M13: 11,409,830 km (0.095 R)
• M14: 12,157,819 km (0.052 R)
• M15: 12,896,384 km (0.101 R)
• M16: 13,795,616 km (0.096 R)
• M17: 14,690,361 km (0.053 R)
• M18: 15,433,863 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502

Radius: 8.3

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.28 AU - 3.34 AU

Year: 3041 Days

Day: 11 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 43,028,331 km

• M1: 118,930 km (0.107 R)
• M2: 503,098 km (0.071 R)
• M3: 1,010,234 km (0.093 R)
• M4: 1,274,275 km (0.114 R)
• M5: 2,032,736 km (0.086 R)
• M6: 2,997,493 km (0.099 R)
• M7: 3,302,523 km (0.09 R)
• M8: 3,935,770 km (0.085 R)
• M9: 4,603,426 km (0.112 R)
• M10: 5,368,619 km (0.116 R)
• M11: 6,324,699 km (0.076 R)
• M12: 6,601,455 km (0.055 R)
• M13: 7,031,998 km (0.103 R)
• M14: 7,299,329 km (0.044 R)
• M15: 7,573,243 km (0.115 R)
• M16: 7,885,753 km (0.098 R)
• M17: 8,671,141 km (0.106 R)
• M18: 10,207,063 km (0.097 R)
• M19: 10,511,794 km (0.112 R)
• M20: 11,874,780 km (0.093 R)
• M21: 12,169,338 km (0.112 R)
• M22: 12,642,217 km (0.098 R)
• M23: 13,261,702 km (0.109 R)
• M24: 13,533,222 km (0.104 R)
• M25: 14,417,944 km (0.111 R)
• M26: 14,947,520 km (0.103 R)
• M27: 16,147,893 km (0.09 R)
• M28: 18,457,086 km (0.044 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.8

Radius: 10.2

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.47 AU - 5.49 AU

Year: 7176 Days

Day: 11.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,028,331 km

• M1: 128,953 km (0.119 R)
• M2: 447,447 km (0.093 R)
• M3: 809,324 km (0.11 R)
• M4: 1,315,414 km (0.094 R)
• M5: 1,754,035 km (0.072 R)
• M6: 3,521,683 km (0.051 R)
• M7: 4,796,407 km (0.052 R)
• M8: 6,426,126 km (0.075 R)
• M9: 6,931,767 km (0.115 R)
• M10: 7,900,712 km (0.075 R)
• M11: 9,728,200 km (0.119 R)
• M12: 10,941,289 km (0.097 R)
• M13: 11,453,662 km (0.046 R)
• M14: 11,982,041 km (0.109 R)
• M15: 12,471,526 km (0.095 R)
• M16: 12,805,129 km (0.117 R)
• M17: 13,316,754 km (0.101 R)
• M18: 14,380,843 km (0.086 R)
• M19: 15,184,034 km (0.073 R)
• M20: 15,821,920 km (0.108 R)
• M21: 16,147,594 km (0.119 R)
• M22: 17,357,093 km (0.078 R)
• M23: 19,955,608 km (0.051 R)
• M24: 23,470,709 km (0.073 R)
• M25: 27,659,898 km (0.117 R)
• M26: 28,804,322 km (0.097 R)
• M27: 30,278,759 km (0.11 R)
• M28: 32,636,571 km (0.107 R)
• M29: 38,063,084 km (0.096 R)
• M30: 40,078,018 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.5

Radius: 11.1

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.45 AU - 6.37 AU

Year: 8125 Days

Day: 9.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 43,028,331 km

• M1: 138,378 km (0.108 R)
• M2: 658,081 km (0.094 R)
• M3: 1,374,655 km (0.107 R)
• M4: 1,975,141 km (0.049 R)
• M5: 2,485,718 km (0.067 R)
• M6: 2,960,243 km (0.118 R)
• M7: 5,971,199 km (0.097 R)
• M8: 7,882,162 km (0.097 R)
• M9: 8,869,658 km (0.091 R)
• M10: 9,304,688 km (0.087 R)
• M11: 10,217,684 km (0.09 R)
• M12: 11,289,852 km (0.114 R)
• M13: 11,801,327 km (0.094 R)
• M14: 12,543,333 km (0.079 R)
• M15: 13,771,830 km (0.09 R)
• M16: 14,415,251 km (0.098 R)
• M17: 17,869,466 km (0.105 R)
• M18: 21,372,449 km (0.093 R)
• M19: 22,474,537 km (0.118 R)
• M20: 26,097,049 km (0.058 R)
• M21: 28,938,212 km (0.059 R)
• M22: 30,091,312 km (0.094 R)
• M23: 32,694,615 km (0.116 R)
• M24: 33,629,601 km (0.099 R)
• M25: 34,369,213 km (0.096 R)
• M26: 36,320,568 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 531.8

Radius: 3

Gravity: 59.09 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.05 AU - 7.11 AU

Year: 9680 Days

Day: 17.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 59.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,028,331 km

• M1: 97,837 km (0.1 R)
• M2: 483,500 km (0.046 R)
• M3: 785,688 km (0.09 R)
• M4: 1,613,413 km (0.105 R)
• M5: 3,182,994 km (0.11 R)
• M6: 3,533,950 km (0.114 R)
• M7: 4,890,504 km (0.074 R)
• M8: 8,572,108 km (0.096 R)
• M9: 8,749,082 km (0.068 R)
• M10: 9,910,261 km (0.114 R)
• M11: 12,476,612 km (0.1 R)
• M12: 14,621,696 km (0.083 R)
• M13: 15,913,623 km (0.086 R)
• M14: 16,518,896 km (0.116 R)
• M15: 20,952,379 km (0.116 R)
• M16: 22,255,675 km (0.119 R)
• M17: 26,116,946 km (0.118 R)
• M18: 30,916,046 km (0.1 R)
• M19: 31,541,215 km (0.099 R)
• M20: 33,032,706 km (0.058 R)
• M21: 33,358,380 km (0.071 R)
• M22: 38,502,602 km (0.11 R)
• M23: 42,083,377 km (0.083 R)
• M24: 42,722,310 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 393.8

Radius: 3.7

Gravity: 28.77 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.62 AU - 10.44 AU

Year: 17521 Days

Day: 24.9 Hours

Environment

Temp: -237 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 43,028,331 km

• M1: 46,076 km (0.07 R)
• M2: 233,672 km (0.113 R)
• M3: 436,826 km (0.036 R)
• M4: 696,528 km (0.119 R)
• M5: 897,138 km (0.076 R)
• M6: 1,210,696 km (0.047 R)
• M7: 1,330,224 km (0.113 R)
• M8: 1,472,193 km (0.113 R)
• M9: 2,570,391 km (0.095 R)
• M10: 2,791,646 km (0.118 R)
• M11: 3,400,659 km (0.108 R)
• M12: 3,613,088 km (0.102 R)
• M13: 4,303,482 km (0.118 R)
• M14: 5,462,117 km (0.114 R)
• M15: 5,679,633 km (0.102 R)
• M16: 9,623,033 km (0.05 R)
• M17: 12,176,369 km (0.088 R)
• M18: 12,799,444 km (0.09 R)
• M19: 14,244,410 km (0.088 R)
• M20: 16,837,540 km (0.088 R)
• M21: 17,688,452 km (0.079 R)
• M22: 18,405,774 km (0.098 R)
• M23: 20,936,820 km (0.115 R)
• M24: 23,310,041 km (0.099 R)
• M25: 24,561,128 km (0.031 R)
• M26: 25,054,053 km (0.114 R)
• M27: 28,690,628 km (0.031 R)
• M28: 40,164,485 km (0.064 R)
• M29: 44,094,122 km (0.097 R)
• M30: 45,114,978 km (0.079 R)
• M31: 46,750,980 km (0.08 R)
• M32: 47,507,646 km (0.111 R)
• M33: 51,093,058 km (0.039 R)
• M34: 52,543,709 km (0.06 R)
• M35: 53,033,343 km (0.12 R)
• M36: 54,021,736 km (0.079 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 143.1

Radius: 5.6

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7.1 AU - 11.7 AU

Year: 18608 Days

Day: 20.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,028,331 km

• M1: 71,059 km (0.102 R)
• M2: 299,944 km (0.054 R)
• M3: 860,038 km (0.119 R)
• M4: 1,349,373 km (0.109 R)
• M5: 1,684,622 km (0.084 R)
• M6: 1,911,562 km (0.069 R)
• M7: 2,210,608 km (0.054 R)
• M8: 4,010,420 km (0.06 R)
• M9: 5,092,760 km (0.089 R)
• M10: 7,493,208 km (0.08 R)
• M11: 10,965,524 km (0.04 R)
• M12: 14,490,947 km (0.1 R)
• M13: 16,850,106 km (0.105 R)
• M14: 17,619,039 km (0.102 R)
• M15: 20,534,253 km (0.094 R)
• M16: 21,169,595 km (0.102 R)
• M17: 22,229,795 km (0.081 R)
• M18: 30,970,798 km (0.067 R)
• M19: 33,849,361 km (0.104 R)
• M20: 34,847,178 km (0.049 R)
• M21: 40,254,992 km (0.108 R)
• M22: 42,771,078 km (0.115 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: 449 - 19,499 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit