🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.1

Radius: 12.3

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.81 AU - 1.33 AU

Year: 704 Days

Day: 7.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,281,066 km

• M1: 153,039 km (0.117 R)
• M2: 549,024 km (0.088 R)
• M3: 1,209,499 km (0.08 R)
• M4: 2,009,997 km (0.086 R)
• M5: 2,503,820 km (0.092 R)
• M6: 3,296,838 km (0.051 R)
• M7: 3,725,585 km (0.04 R)
• M8: 4,118,579 km (0.09 R)
• M9: 5,122,680 km (0.084 R)
• M10: 5,521,358 km (0.066 R)
• M11: 6,110,475 km (0.082 R)
• M12: 6,947,026 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.4

Radius: 10.2

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.49 AU - 2.09 AU

Year: 1523 Days

Day: 10.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 125.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,281,066 km

• M1: 127,457 km (0.106 R)
• M2: 468,840 km (0.073 R)
• M3: 862,282 km (0.102 R)
• M4: 1,272,928 km (0.091 R)
• M5: 1,910,066 km (0.112 R)
• M6: 2,234,244 km (0.092 R)
• M7: 2,705,777 km (0.102 R)
• M8: 3,242,983 km (0.12 R)
• M9: 3,868,003 km (0.077 R)
• M10: 4,334,299 km (0.08 R)
• M11: 6,407,277 km (0.097 R)
• M12: 7,447,730 km (0.06 R)
• M13: 8,443,304 km (0.067 R)
• M14: 8,973,329 km (0.094 R)
• M15: 9,792,976 km (0.12 R)
• M16: 10,308,340 km (0.077 R)
• M17: 12,833,852 km (0.105 R)
• M18: 13,409,504 km (0.108 R)
• M19: 14,174,847 km (0.047 R)
• M20: 14,879,303 km (0.08 R)
• M21: 15,285,761 km (0.062 R)

Asteroid Belt

Center: 2.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.9

Radius: 14

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.51 AU - 3.23 AU

Year: 3091 Days

Day: 13 Hours

Environment

Temp: -199 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,281,066 km

• M1: 174,132 km (0.085 R)
• M2: 642,224 km (0.117 R)
• M3: 1,159,234 km (0.12 R)
• M4: 2,078,214 km (0.098 R)
• M5: 2,955,007 km (0.076 R)
• M6: 3,795,597 km (0.063 R)
• M7: 4,306,175 km (0.067 R)
• M8: 4,814,359 km (0.026 R)
• M9: 5,466,905 km (0.104 R)
• M10: 6,675,356 km (0.094 R)
• M11: 7,553,645 km (0.119 R)
• M12: 8,614,593 km (0.071 R)
• M13: 9,088,071 km (0.088 R)
• M14: 10,655,557 km (0.09 R)
• M15: 11,590,993 km (0.099 R)
• M16: 13,431,645 km (0.092 R)
• M17: 14,270,290 km (0.107 R)
• M18: 14,831,432 km (0.082 R)
• M19: 17,685,759 km (0.074 R)
• M20: 19,427,677 km (0.12 R)
• M21: 22,971,950 km (0.081 R)
• M22: 23,602,056 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.1

Radius: 13.7

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.39 AU - 3.91 AU

Year: 3555 Days

Day: 10.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 31,281,066 km

• M1: 170,542 km (0.097 R)
• M2: 812,316 km (0.111 R)
• M3: 2,112,771 km (0.051 R)
• M4: 4,253,666 km (0.069 R)
• M5: 5,153,497 km (0.076 R)
• M6: 6,070,682 km (0.064 R)
• M7: 7,024,069 km (0.097 R)
• M8: 8,544,881 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.9

Radius: 9.8

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.4 AU - 3.96 AU

Year: 3606 Days

Day: 13.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 31,281,066 km

• M1: 127,906 km (0.081 R)
• M2: 471,233 km (0.059 R)
• M3: 800,947 km (0.109 R)
• M4: 1,116,299 km (0.084 R)
• M5: 1,438,832 km (0.115 R)
• M6: 2,656,858 km (0.111 R)
• M7: 3,142,752 km (0.085 R)
• M8: 3,486,977 km (0.066 R)
• M9: 3,972,272 km (0.072 R)
• M10: 4,417,775 km (0.115 R)
• M11: 4,740,308 km (0.073 R)
• M12: 5,055,660 km (0.064 R)
• M13: 5,983,167 km (0.048 R)
• M14: 6,764,217 km (0.095 R)
• M15: 7,311,895 km (0.034 R)
• M16: 7,642,357 km (0.098 R)
• M17: 8,045,673 km (0.116 R)
• M18: 9,272,076 km (0.028 R)
• M19: 10,021,262 km (0.049 R)
• M20: 11,599,968 km (0.071 R)
• M21: 13,606,076 km (0.068 R)
• M22: 14,292,431 km (0.032 R)
• M23: 14,762,617 km (0.107 R)
• M24: 16,387,998 km (0.105 R)
• M25: 17,535,862 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.7

Radius: 10

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.12 AU - 5.56 AU

Year: 6770 Days

Day: 9.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,281,066 km

• M1: 124,615 km (0.084 R)
• M2: 570,117 km (0.1 R)
• M3: 1,137,093 km (0.117 R)
• M4: 1,495,979 km (0.062 R)
• M5: 1,883,736 km (0.111 R)
• M6: 2,681,542 km (0.076 R)
• M7: 3,009,311 km (0.094 R)
• M8: 3,578,979 km (0.04 R)
• M9: 6,743,722 km (0.103 R)
• M10: 7,970,724 km (0.116 R)
• M11: 8,890,302 km (0.046 R)
• M12: 9,270,430 km (0.056 R)
• M13: 10,667,675 km (0.044 R)
• M14: 11,660,556 km (0.083 R)
• M15: 14,013,581 km (0.044 R)
• M16: 14,671,811 km (0.094 R)
• M17: 15,449,271 km (0.107 R)
• M18: 16,718,609 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.7

Radius: 13.2

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.98 AU - 6.14 AU

Year: 7237 Days

Day: 8.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 31,281,066 km

• M1: 164,109 km (0.074 R)
• M2: 591,660 km (0.077 R)
• M3: 1,012,030 km (0.08 R)
• M4: 2,098,110 km (0.117 R)
• M5: 3,390,785 km (0.077 R)
• M6: 3,877,278 km (0.074 R)
• M7: 7,371,285 km (0.088 R)
• M8: 8,829,117 km (0.069 R)
• M9: 9,454,885 km (0.071 R)
• M10: 10,244,462 km (0.108 R)
• M11: 12,258,349 km (0.106 R)
• M12: 15,278,580 km (0.071 R)
• M13: 17,119,831 km (0.115 R)
• M14: 18,899,746 km (0.036 R)
• M15: 20,224,286 km (0.106 R)
• M16: 20,945,796 km (0.072 R)
• M17: 22,287,839 km (0.082 R)
• M18: 23,213,700 km (0.089 R)
• M19: 29,134,335 km (0.077 R)
• M20: 30,054,960 km (0.038 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.3

Radius: 6.1

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.53 AU - 9.65 AU

Year: 16007 Days

Day: 22.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 31,281,066 km

• M1: 76,445 km (0.054 R)
• M2: 270,323 km (0.107 R)
• M3: 676,482 km (0.104 R)
• M4: 901,626 km (0.091 R)
• M5: 3,254,053 km (0.09 R)
• M6: 4,463,552 km (0.041 R)
• M7: 5,071,966 km (0.064 R)
• M8: 5,526,744 km (0.098 R)
• M9: 7,841,472 km (0.113 R)
• M10: 8,566,722 km (0.079 R)
• M11: 8,925,458 km (0.114 R)
• M12: 9,630,363 km (0.103 R)
• M13: 10,327,040 km (0.104 R)
• M14: 10,825,201 km (0.049 R)
• M15: 11,103,603 km (0.034 R)
• M16: 13,882,682 km (0.076 R)
• M17: 15,637,166 km (0.115 R)
• M18: 16,052,899 km (0.097 R)
• M19: 16,659,518 km (0.106 R)
• M20: 18,970,506 km (0.09 R)
• M21: 22,824,446 km (0.104 R)
• M22: 25,501,201 km (0.108 R)
• M23: 29,716,570 km (0.085 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 11,619 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit