🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.8

Radius: 14.8

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.87 AU - 1.05 AU

Year: 617 Days

Day: 6.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 83,486,963 km

• M1: 184,005 km (0.098 R)
• M2: 655,089 km (0.081 R)
• M3: 1,122,882 km (0.089 R)
• M4: 2,441,587 km (0.058 R)
• M5: 3,507,023 km (0.051 R)
• M6: 4,076,692 km (0.06 R)
• M7: 4,911,448 km (0.064 R)
• M8: 5,438,182 km (0.09 R)
• M9: 6,075,768 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.2

Radius: 8.2

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.89 AU - 1.37 AU

Year: 788 Days

Day: 14.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 83,486,963 km

• M1: 103,372 km (0.117 R)
• M2: 433,983 km (0.094 R)
• M3: 925,712 km (0.109 R)
• M4: 1,302,399 km (0.05 R)
• M5: 2,692,163 km (0.032 R)
• M6: 3,915,724 km (0.087 R)
• M7: 4,190,386 km (0.11 R)
• M8: 5,653,603 km (0.102 R)
• M9: 7,213,759 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.5

Radius: 9.7

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.83 AU - 4.23 AU

Year: 5307 Days

Day: 14.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,486,963 km

• M1: 121,025 km (0.036 R)
• M2: 498,011 km (0.108 R)
• M3: 846,126 km (0.05 R)
• M4: 1,235,230 km (0.084 R)
• M5: 1,567,636 km (0.096 R)
• M6: 2,890,680 km (0.09 R)
• M7: 3,572,098 km (0.071 R)
• M8: 4,210,582 km (0.086 R)
• M9: 4,582,931 km (0.111 R)
• M10: 6,171,959 km (0.113 R)
• M11: 6,819,718 km (0.113 R)
• M12: 7,440,848 km (0.117 R)
• M13: 10,850,034 km (0.116 R)
• M14: 12,688,443 km (0.116 R)
• M15: 14,169,611 km (0.093 R)
• M16: 16,299,586 km (0.089 R)
• M17: 17,662,572 km (0.067 R)
• M18: 19,369,633 km (0.039 R)
• M19: 20,473,366 km (0.093 R)
• M20: 23,338,315 km (0.106 R)
• M21: 23,646,487 km (0.079 R)
• M22: 25,634,792 km (0.102 R)
• M23: 27,303,706 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.9

Radius: 13.1

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.92 AU - 5.14 AU

Year: 6325 Days

Day: 11.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,486,963 km

• M1: 162,912 km (0.054 R)
• M2: 763,398 km (0.106 R)
• M3: 1,586,186 km (0.096 R)
• M4: 2,052,483 km (0.062 R)
• M5: 2,880,357 km (0.069 R)
• M6: 4,017,451 km (0.1 R)
• M7: 5,034,866 km (0.108 R)
• M8: 5,458,378 km (0.072 R)
• M9: 6,008,299 km (0.107 R)
• M10: 6,458,439 km (0.087 R)
• M11: 7,103,505 km (0.115 R)
• M12: 8,457,216 km (0.105 R)
• M13: 8,888,507 km (0.108 R)
• M14: 10,955,950 km (0.083 R)
• M15: 14,327,138 km (0.029 R)
• M16: 16,942,856 km (0.074 R)
• M17: 17,576,553 km (0.097 R)
• M18: 18,835,569 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.2

Radius: 14

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.78 AU - 5.78 AU

Year: 6856 Days

Day: 7.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 83,486,963 km

• M1: 174,431 km (0.116 R)
• M2: 915,240 km (0.1 R)
• M3: 1,940,284 km (0.073 R)
• M4: 2,450,264 km (0.084 R)
• M5: 3,069,748 km (0.114 R)
• M6: 4,268,925 km (0.116 R)
• M7: 4,785,636 km (0.112 R)
• M8: 5,730,197 km (0.049 R)
• M9: 6,727,416 km (0.104 R)
• M10: 7,576,534 km (0.119 R)
• M11: 9,318,152 km (0.089 R)
• M12: 11,655,320 km (0.117 R)
• M13: 17,137,932 km (0.086 R)
• M14: 19,478,540 km (0.098 R)
• M15: 22,482,914 km (0.108 R)
• M16: 24,135,821 km (0.08 R)
• M17: 25,281,891 km (0.036 R)
• M18: 26,378,293 km (0.109 R)
• M19: 27,594,075 km (0.086 R)
• M20: 28,938,063 km (0.118 R)
• M21: 31,562,757 km (0.052 R)
• M22: 33,131,889 km (0.036 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400

Radius: 8.3

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.06 AU - 6.26 AU

Year: 7689 Days

Day: 8.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,486,963 km

• M1: 108,758 km (0.113 R)
• M2: 375,491 km (0.097 R)
• M3: 792,869 km (0.057 R)
• M4: 1,082,640 km (0.088 R)
• M5: 1,516,025 km (0.119 R)
• M6: 3,178,356 km (0.098 R)
• M7: 3,495,653 km (0.102 R)
• M8: 5,150,804 km (0.062 R)
• M9: 5,619,943 km (0.094 R)
• M10: 7,058,476 km (0.094 R)
• M11: 9,352,111 km (0.063 R)
• M12: 10,925,432 km (0.083 R)
• M13: 13,964,812 km (0.105 R)
• M14: 14,703,227 km (0.029 R)
• M15: 15,111,479 km (0.119 R)
• M16: 17,656,139 km (0.114 R)
• M17: 18,722,323 km (0.063 R)
• M18: 20,690,582 km (0.067 R)
• M19: 23,735,946 km (0.051 R)
• M20: 24,136,569 km (0.068 R)
• M21: 24,951,130 km (0.086 R)
• M22: 25,532,168 km (0.08 R)
• M23: 25,952,687 km (0.116 R)
• M24: 27,067,790 km (0.064 R)
• M25: 28,303,917 km (0.104 R)
• M26: 30,041,197 km (0.047 R)
• M27: 30,793,525 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 70.3

Radius: 5.5

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.66 AU - 7.58 AU

Year: 9932 Days

Day: 23.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,486,963 km

• M1: 69,563 km (0.096 R)
• M2: 249,230 km (0.112 R)
• M3: 594,951 km (0.109 R)
• M4: 936,034 km (0.119 R)
• M5: 1,637,349 km (0.076 R)
• M6: 2,264,613 km (0.104 R)
• M7: 3,614,434 km (0.1 R)
• M8: 3,917,071 km (0.098 R)
• M9: 5,401,979 km (0.113 R)
• M10: 5,690,553 km (0.102 R)
• M11: 8,555,502 km (0.106 R)
• M12: 12,080,626 km (0.116 R)
• M13: 12,258,498 km (0.11 R)
• M14: 12,711,032 km (0.077 R)
• M15: 13,745,800 km (0.11 R)
• M16: 16,906,803 km (0.107 R)
• M17: 18,863,394 km (0.077 R)
• M18: 20,710,928 km (0.079 R)
• M19: 21,743,901 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.1

Radius: 5

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.45 AU - 7.49 AU

Year: 12071 Days

Day: 19.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 83,486,963 km

• M1: 62,233 km (0.112 R)
• M2: 227,389 km (0.049 R)
• M3: 403,316 km (0.074 R)
• M4: 569,669 km (0.106 R)
• M5: 887,564 km (0.081 R)
• M6: 1,087,128 km (0.117 R)
• M7: 1,431,053 km (0.038 R)
• M8: 3,021,877 km (0.095 R)
• M9: 3,543,076 km (0.054 R)
• M10: 3,721,995 km (0.064 R)
• M11: 4,049,465 km (0.11 R)
• M12: 4,655,486 km (0.099 R)
• M13: 4,816,004 km (0.036 R)
• M14: 6,014,134 km (0.096 R)
• M15: 6,598,164 km (0.089 R)
• M16: 10,547,697 km (0.087 R)
• M17: 11,346,699 km (0.115 R)
• M18: 12,388,499 km (0.084 R)
• M19: 13,170,597 km (0.108 R)
• M20: 13,929,806 km (0.085 R)
• M21: 14,320,107 km (0.097 R)
• M22: 15,594,531 km (0.111 R)
• M23: 16,443,798 km (0.105 R)
• M24: 18,433,150 km (0.055 R)
• M25: 20,291,904 km (0.078 R)
• M26: 21,010,871 km (0.032 R)
• M27: 22,045,789 km (0.093 R)
• M28: 24,457,606 km (0.12 R)
• M29: 28,351,788 km (0.109 R)
• M30: 32,057,477 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 234.5

Radius: 6.6

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 6.86 AU - 7.48 AU

Year: 12595 Days

Day: 20.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,486,963 km

• M1: 82,279 km (0.047 R)
• M2: 294,857 km (0.118 R)
• M3: 614,847 km (0.116 R)
• M4: 1,409,362 km (0.085 R)
• M5: 1,740,870 km (0.102 R)
• M6: 2,791,347 km (0.107 R)
• M7: 4,056,496 km (0.068 R)
• M8: 4,452,033 km (0.111 R)
• M9: 4,786,533 km (0.08 R)
• M10: 5,167,858 km (0.057 R)
• M11: 5,957,885 km (0.043 R)
• M12: 6,434,055 km (0.081 R)
• M13: 7,539,733 km (0.091 R)
• M14: 9,518,165 km (0.049 R)
• M15: 9,933,149 km (0.106 R)
• M16: 15,388,086 km (0.112 R)
• M17: 16,677,320 km (0.094 R)
• M18: 17,280,349 km (0.103 R)
• M19: 23,794,738 km (0.092 R)
• M20: 25,164,157 km (0.09 R)
• M21: 28,720,547 km (0.031 R)
• M22: 29,489,331 km (0.027 R)
• M23: 29,878,884 km (0.094 R)
• M24: 36,140,602 km (0.068 R)
• M25: 36,474,803 km (0.11 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.7

Radius: 4.9

Gravity: 31.14 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 10.3 AU - 10.5 AU

Year: 22002 Days

Day: 15.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 151.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 83,486,963 km

• M1: 63,729 km (0.073 R)
• M2: 235,916 km (0.118 R)
• M3: 396,285 km (0.049 R)
• M4: 624,122 km (0.065 R)
• M5: 800,947 km (0.069 R)
• M6: 986,149 km (0.115 R)
• M7: 1,721,273 km (0.059 R)
• M8: 2,074,623 km (0.097 R)
• M9: 2,643,694 km (0.106 R)
• M10: 3,058,977 km (0.116 R)
• M11: 3,339,922 km (0.104 R)
• M12: 3,761,938 km (0.041 R)
• M13: 4,638,731 km (0.093 R)
• M14: 4,896,338 km (0.108 R)
• M15: 5,163,520 km (0.073 R)
• M16: 6,153,858 km (0.067 R)
• M17: 6,786,807 km (0.075 R)
• M18: 10,997,837 km (0.105 R)
• M19: 11,589,497 km (0.077 R)
• M20: 11,859,072 km (0.11 R)
• M21: 12,835,946 km (0.093 R)
• M22: 13,343,980 km (0.04 R)
• M23: 15,107,889 km (0.079 R)
• M24: 19,561,418 km (0.115 R)
• M25: 21,828,274 km (0.084 R)
• M26: 24,045,614 km (0.11 R)
• M27: 25,604,424 km (0.107 R)
• M28: 27,348,136 km (0.119 R)
• M29: 30,811,925 km (0.094 R)
• M30: 40,263,070 km (0.027 R)
• M31: 40,571,541 km (0.025 R)
• M32: 46,227,836 km (0.083 R)
• M33: 49,155,467 km (0.119 R)
• M34: 49,507,919 km (0.091 R)
• M35: 52,021,612 km (0.052 R)
• M36: 54,242,991 km (0.047 R)
• M37: 62,514,706 km (0.087 R)
• M38: 65,448,320 km (0.114 R)
• M39: 66,088,749 km (0.051 R)
• M40: 66,303,123 km (0.109 R)
• M41: 68,472,441 km (0.084 R)
• M42: 70,018,835 km (0.054 R)
• M43: 75,263,586 km (0.073 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 13,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit