🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.7

Radius: 15

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.45 AU - 0.59 AU

Year: 264 Days

Day: 12.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 59,986,935 km

• M1: 187,297 km (0.035 R)
• M2: 688,898 km (0.119 R)
• M3: 1,456,335 km (0.098 R)
• M4: 2,003,564 km (0.025 R)
• M5: 2,680,046 km (0.072 R)
• M6: 3,409,186 km (0.069 R)
• M7: 4,484,944 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.9

Radius: 9.8

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.74 AU - 0.98 AU

Year: 561 Days

Day: 7.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,986,935 km

• M1: 123,418 km (0.101 R)
• M2: 474,524 km (0.119 R)
• M3: 783,444 km (0.108 R)
• M4: 1,240,765 km (0.111 R)
• M5: 1,690,157 km (0.097 R)
• M6: 2,030,941 km (0.117 R)
• M7: 2,517,134 km (0.074 R)
• M8: 3,256,746 km (0.047 R)
• M9: 3,671,132 km (0.107 R)
• M10: 4,410,444 km (0.105 R)
• M11: 4,792,368 km (0.11 R)
• M12: 5,229,343 km (0.095 R)
• M13: 5,604,983 km (0.033 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.4

Radius: 13.4

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.04 AU - 1.1 AU

Year: 778 Days

Day: 9.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,986,935 km

• M1: 166,652 km (0.11 R)
• M2: 613,052 km (0.028 R)
• M3: 1,034,619 km (0.05 R)
• M4: 1,526,497 km (0.028 R)
• M5: 1,960,031 km (0.112 R)
• M6: 2,506,512 km (0.085 R)
• M7: 3,061,820 km (0.072 R)
• M8: 3,659,463 km (0.074 R)
• M9: 4,787,431 km (0.097 R)
• M10: 5,441,174 km (0.11 R)
• M11: 5,951,901 km (0.087 R)
• M12: 6,513,790 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.3

Radius: 14.8

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.23 AU - 1.55 AU

Year: 1152 Days

Day: 12.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,986,935 km

• M1: 184,005 km (0.103 R)
• M2: 684,111 km (0.118 R)
• M3: 1,491,790 km (0.115 R)
• M4: 2,066,246 km (0.085 R)
• M5: 3,465,584 km (0.051 R)
• M6: 4,068,763 km (0.119 R)
• M7: 4,562,436 km (0.073 R)
• M8: 5,077,053 km (0.106 R)
• M9: 7,072,688 km (0.113 R)
• M10: 7,971,173 km (0.063 R)
• M11: 10,457,789 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.8

Radius: 14.5

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.07 AU - 2.23 AU

Year: 2216 Days

Day: 11.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,986,935 km

• M1: 180,565 km (0.108 R)
• M2: 833,709 km (0.094 R)
• M3: 1,288,935 km (0.083 R)
• M4: 1,938,938 km (0.081 R)
• M5: 2,614,672 km (0.1 R)
• M6: 3,673,525 km (0.12 R)
• M7: 4,218,660 km (0.072 R)
• M8: 4,960,665 km (0.117 R)
• M9: 7,281,377 km (0.117 R)
• M10: 8,530,071 km (0.082 R)
• M11: 9,049,325 km (0.117 R)
• M12: 9,818,258 km (0.066 R)
• M13: 10,286,649 km (0.109 R)
• M14: 11,088,793 km (0.083 R)
• M15: 11,708,128 km (0.104 R)
• M16: 12,466,290 km (0.099 R)
• M17: 13,337,997 km (0.062 R)
• M18: 14,081,049 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.4

Radius: 9

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.63 AU - 2.67 AU

Year: 3032 Days

Day: 5.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 59,986,935 km

• M1: 114,442 km (0.115 R)
• M2: 573,857 km (0.032 R)
• M3: 869,463 km (0.065 R)
• M4: 1,163,423 km (0.105 R)
• M5: 1,588,729 km (0.077 R)
• M6: 1,899,295 km (0.089 R)
• M7: 2,250,700 km (0.025 R)
• M8: 2,983,730 km (0.04 R)
• M9: 3,593,341 km (0.105 R)
• M10: 4,570,065 km (0.09 R)
• M11: 5,819,806 km (0.105 R)
• M12: 6,653,964 km (0.032 R)
• M13: 8,731,579 km (0.105 R)
• M14: 9,486,450 km (0.083 R)
• M15: 9,785,197 km (0.077 R)
• M16: 10,362,495 km (0.106 R)
• M17: 11,167,032 km (0.072 R)
• M18: 14,167,517 km (0.084 R)
• M19: 14,460,130 km (0.063 R)
• M20: 15,567,154 km (0.095 R)
• M21: 16,460,703 km (0.057 R)
• M22: 16,838,288 km (0.06 R)
• M23: 19,049,344 km (0.094 R)
• M24: 19,646,090 km (0.083 R)
• M25: 20,876,981 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 116.7

Radius: 4.2

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 5.01 AU - 6.13 AU

Year: 9240 Days

Day: 23.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 170.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,986,935 km

• M1: 52,359 km (0.081 R)
• M2: 241,601 km (0.079 R)
• M3: 884,273 km (0.108 R)
• M4: 1,245,552 km (0.036 R)
• M5: 1,555,967 km (0.086 R)
• M6: 2,680,794 km (0.088 R)
• M7: 3,140,508 km (0.056 R)
• M8: 4,960,665 km (0.059 R)
• M9: 7,284,668 km (0.111 R)
• M10: 11,182,890 km (0.113 R)
• M11: 11,314,835 km (0.051 R)
• M12: 15,831,045 km (0.064 R)
• M13: 16,503,936 km (0.06 R)
• M14: 23,657,108 km (0.058 R)
• M15: 23,947,627 km (0.076 R)
• M16: 24,167,087 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.4

Radius: 5

Gravity: 19.86 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.75 AU - 7.77 AU

Year: 12355 Days

Day: 24.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 59,986,935 km

• M1: 62,233 km (0.069 R)
• M2: 280,496 km (0.104 R)
• M3: 501,302 km (0.039 R)
• M4: 1,208,302 km (0.11 R)
• M5: 1,425,817 km (0.106 R)
• M6: 1,761,814 km (0.071 R)
• M7: 2,148,674 km (0.055 R)
• M8: 2,314,877 km (0.051 R)
• M9: 2,549,746 km (0.107 R)
• M10: 3,326,757 km (0.092 R)
• M11: 3,998,452 km (0.077 R)
• M12: 5,851,371 km (0.087 R)
• M13: 6,103,444 km (0.063 R)
• M14: 6,288,047 km (0.081 R)
• M15: 12,149,441 km (0.117 R)
• M16: 13,533,521 km (0.036 R)
• M17: 14,295,872 km (0.086 R)
• M18: 14,952,756 km (0.101 R)
• M19: 15,153,666 km (0.038 R)
• M20: 15,560,871 km (0.088 R)
• M21: 15,905,844 km (0.056 R)
• M22: 16,255,903 km (0.078 R)
• M23: 17,632,802 km (0.065 R)
• M24: 22,140,634 km (0.099 R)
• M25: 23,920,251 km (0.092 R)
• M26: 24,658,067 km (0.045 R)
• M27: 26,276,118 km (0.035 R)
• M28: 26,765,303 km (0.082 R)
• M29: 27,560,266 km (0.084 R)
• M30: 29,827,871 km (0.107 R)
• M31: 32,439,999 km (0.114 R)
• M32: 36,274,940 km (0.108 R)
• M33: 37,003,183 km (0.107 R)
• M34: 39,373,711 km (0.066 R)
• M35: 42,779,007 km (0.104 R)
• M36: 44,552,939 km (0.086 R)
• M37: 47,232,985 km (0.117 R)
• M38: 47,955,692 km (0.057 R)
• M39: 49,571,648 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159.6

Radius: 7.1

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.12 AU - 8.86 AU

Year: 15876 Days

Day: 20.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 59,986,935 km

• M1: 88,412 km (0.08 R)
• M2: 438,471 km (0.079 R)
• M3: 706,551 km (0.111 R)
• M4: 1,116,449 km (0.095 R)
• M5: 2,286,005 km (0.052 R)
• M6: 3,055,537 km (0.115 R)
• M7: 3,762,237 km (0.086 R)
• M8: 4,545,382 km (0.101 R)
• M9: 5,719,725 km (0.112 R)
• M10: 6,152,811 km (0.065 R)
• M11: 7,046,808 km (0.11 R)
• M12: 7,702,346 km (0.091 R)
• M13: 7,943,198 km (0.091 R)
• M14: 14,182,028 km (0.115 R)
• M15: 14,544,354 km (0.069 R)
• M16: 16,121,265 km (0.107 R)
• M17: 17,600,339 km (0.113 R)
• M18: 18,731,299 km (0.066 R)
• M19: 19,610,785 km (0.081 R)
• M20: 25,830,316 km (0.1 R)
• M21: 26,735,533 km (0.076 R)
• M22: 27,103,544 km (0.072 R)
• M23: 29,480,355 km (0.116 R)
• M24: 29,774,614 km (0.097 R)
• M25: 35,081,449 km (0.081 R)
• M26: 39,660,340 km (0.075 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 245.8

Radius: 4.4

Gravity: 12.7 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 9.13 AU - 11.55 AU

Year: 23372 Days

Day: 22.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 59,986,935 km

• M1: 54,753 km (0.086 R)
• M2: 269,426 km (0.062 R)
• M3: 478,863 km (0.095 R)
• M4: 737,368 km (0.097 R)
• M5: 883,226 km (0.109 R)
• M6: 1,072,018 km (0.059 R)
• M7: 1,221,317 km (0.098 R)
• M8: 1,501,364 km (0.091 R)
• M9: 1,755,082 km (0.058 R)
• M10: 2,188,916 km (0.088 R)
• M11: 3,474,859 km (0.092 R)
• M12: 3,720,349 km (0.057 R)
• M13: 4,819,744 km (0.064 R)
• M14: 8,051,657 km (0.057 R)
• M15: 8,240,898 km (0.101 R)
• M16: 9,078,646 km (0.117 R)
• M17: 9,650,110 km (0.116 R)
• M18: 10,080,503 km (0.117 R)
• M19: 10,579,711 km (0.04 R)
• M20: 15,255,692 km (0.103 R)
• M21: 17,206,747 km (0.092 R)
• M22: 18,080,099 km (0.116 R)
• M23: 18,404,876 km (0.049 R)
• M24: 19,233,798 km (0.088 R)
• M25: 19,657,459 km (0.074 R)
• M26: 20,174,170 km (0.106 R)
• M27: 25,338,588 km (0.088 R)
• M28: 26,886,178 km (0.05 R)
• M29: 27,415,755 km (0.043 R)
• M30: 31,905,187 km (0.108 R)
• M31: 33,952,882 km (0.063 R)
• M32: 36,086,597 km (0.11 R)
• M33: 39,656,451 km (0.12 R)
• M34: 42,733,829 km (0.095 R)
• M35: 46,571,164 km (0.104 R)
• M36: 47,181,224 km (0.119 R)
• M37: 48,261,619 km (0.08 R)
• M38: 54,415,627 km (0.099 R)
• M39: 59,807,284 km (0.112 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 15,369 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit