🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.5

Radius: 14.4

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.5 AU - 0.62 AU

Year: 279 Days

Day: 8.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 61,000,337 km

• M1: 179,069 km (0.09 R)
• M2: 652,845 km (0.058 R)
• M3: 1,365,829 km (0.097 R)
• M4: 1,905,727 km (0.104 R)
• M5: 2,544,361 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.5

Radius: 12.6

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.07 AU - 1.73 AU

Year: 1105 Days

Day: 10.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,000,337 km

• M1: 160,369 km (0.085 R)
• M2: 574,605 km (0.066 R)
• M3: 987,944 km (0.109 R)
• M4: 1,405,622 km (0.097 R)
• M5: 1,953,299 km (0.105 R)
• M6: 2,398,951 km (0.087 R)
• M7: 3,164,444 km (0.116 R)
• M8: 3,741,592 km (0.108 R)
• M9: 4,133,389 km (0.076 R)
• M10: 4,569,617 km (0.109 R)
• M11: 5,272,577 km (0.063 R)
• M12: 6,589,038 km (0.048 R)
• M13: 8,959,716 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.1

Radius: 13.2

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.1 AU - 2.46 AU

Year: 2296 Days

Day: 8 Hours

Environment

Temp: -213 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,000,337 km

• M1: 164,109 km (0.077 R)
• M2: 596,746 km (0.096 R)
• M3: 1,416,393 km (0.087 R)
• M4: 1,886,728 km (0.07 R)
• M5: 2,530,149 km (0.118 R)
• M6: 3,417,264 km (0.062 R)
• M7: 4,420,617 km (0.11 R)
• M8: 4,991,632 km (0.062 R)
• M9: 5,422,624 km (0.077 R)
• M10: 6,786,208 km (0.091 R)
• M11: 7,695,763 km (0.073 R)
• M12: 9,549,879 km (0.101 R)
• M13: 10,544,406 km (0.101 R)
• M14: 11,450,969 km (0.099 R)
• M15: 12,408,844 km (0.111 R)
• M16: 12,865,417 km (0.065 R)
• M17: 13,724,258 km (0.117 R)
• M18: 15,604,255 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.5

Radius: 14

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.84 AU - 3.18 AU

Year: 3482 Days

Day: 7.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,000,337 km

• M1: 176,974 km (0.116 R)
• M2: 666,758 km (0.102 R)
• M3: 1,466,358 km (0.079 R)
• M4: 1,928,765 km (0.094 R)
• M5: 2,372,173 km (0.04 R)
• M6: 3,509,566 km (0.026 R)
• M7: 5,106,673 km (0.063 R)
• M8: 5,566,537 km (0.083 R)
• M9: 6,138,001 km (0.115 R)
• M10: 8,576,895 km (0.085 R)
• M11: 9,266,691 km (0.118 R)
• M12: 10,675,304 km (0.087 R)
• M13: 11,734,607 km (0.07 R)
• M14: 12,403,010 km (0.089 R)
• M15: 14,012,683 km (0.053 R)
• M16: 15,972,116 km (0.072 R)
• M17: 16,905,457 km (0.028 R)
• M18: 17,585,978 km (0.068 R)
• M19: 20,365,506 km (0.079 R)
• M20: 20,941,757 km (0.072 R)
• M21: 22,804,400 km (0.11 R)
• M22: 23,356,267 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 568.9

Radius: 6.3

Gravity: 14.33 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.14 AU - 7.2 AU

Year: 11487 Days

Day: 15.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,000,337 km

• M1: 80,184 km (0.074 R)
• M2: 280,496 km (0.117 R)
• M3: 702,512 km (0.106 R)
• M4: 1,332,169 km (0.12 R)
• M5: 1,562,550 km (0.102 R)
• M6: 2,342,254 km (0.042 R)
• M7: 3,380,463 km (0.113 R)
• M8: 4,338,937 km (0.079 R)
• M9: 5,433,395 km (0.059 R)
• M10: 6,357,610 km (0.105 R)
• M11: 7,549,457 km (0.058 R)
• M12: 7,804,671 km (0.115 R)
• M13: 8,198,113 km (0.098 R)
• M14: 8,513,316 km (0.081 R)
• M15: 9,458,475 km (0.119 R)
• M16: 11,555,388 km (0.094 R)
• M17: 14,263,559 km (0.118 R)
• M18: 17,147,656 km (0.101 R)
• M19: 18,341,597 km (0.102 R)
• M20: 19,194,005 km (0.1 R)
• M21: 21,482,254 km (0.035 R)
• M22: 23,134,712 km (0.033 R)
• M23: 25,340,832 km (0.092 R)
• M24: 26,202,965 km (0.07 R)
• M25: 27,283,211 km (0.118 R)
• M26: 29,637,283 km (0.106 R)
• M27: 35,927,873 km (0.059 R)
• M28: 39,638,050 km (0.109 R)
• M29: 41,059,978 km (0.111 R)
• M30: 42,381,825 km (0.03 R)
• M31: 42,918,432 km (0.082 R)
• M32: 43,731,796 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.4

Radius: 7.2

Gravity: 13.9 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 6.43 AU - 8.79 AU

Year: 13999 Days

Day: 19.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 61,000,337 km

• M1: 89,609 km (0.066 R)
• M2: 450,738 km (0.091 R)
• M3: 765,044 km (0.107 R)
• M4: 1,235,978 km (0.102 R)
• M5: 1,939,536 km (0.111 R)
• M6: 2,338,664 km (0.113 R)
• M7: 3,353,236 km (0.108 R)
• M8: 3,675,021 km (0.087 R)
• M9: 4,898,732 km (0.117 R)
• M10: 6,018,322 km (0.102 R)
• M11: 8,264,834 km (0.119 R)
• M12: 9,312,617 km (0.061 R)
• M13: 10,729,309 km (0.103 R)
• M14: 12,159,315 km (0.12 R)
• M15: 12,984,946 km (0.115 R)
• M16: 15,759,388 km (0.119 R)
• M17: 16,056,938 km (0.12 R)
• M18: 17,760,858 km (0.097 R)
• M19: 19,667,482 km (0.028 R)
• M20: 20,012,455 km (0.104 R)
• M21: 20,361,467 km (0.063 R)
• M22: 21,432,887 km (0.113 R)
• M23: 24,672,130 km (0.099 R)
• M24: 25,786,335 km (0.093 R)
• M25: 27,252,394 km (0.111 R)
• M26: 28,332,939 km (0.052 R)
• M27: 28,773,056 km (0.104 R)
• M28: 29,441,908 km (0.106 R)
• M29: 30,349,668 km (0.059 R)
• M30: 31,042,605 km (0.078 R)
• M31: 31,627,982 km (0.116 R)
• M32: 38,027,031 km (0.116 R)
• M33: 43,757,527 km (0.058 R)
• M34: 44,050,888 km (0.092 R)
• M35: 48,610,930 km (0.078 R)
• M36: 56,371,769 km (0.112 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: 171 - 10,993 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit