🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.2

Radius: 10.2

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.72 AU - 0.9 AU

Year: 464 Days

Day: 9.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,381,720 km

• M1: 126,859 km (0.069 R)
• M2: 488,736 km (0.114 R)
• M3: 857,944 km (0.08 R)
• M4: 1,186,012 km (0.047 R)
• M5: 1,526,646 km (0.077 R)
• M6: 1,879,847 km (0.069 R)
• M7: 3,022,326 km (0.098 R)
• M8: 3,375,676 km (0.117 R)
• M9: 4,100,178 km (0.103 R)
• M10: 4,577,096 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.9

Radius: 9.3

Gravity: 11.2 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.11 AU - 1.25 AU

Year: 815 Days

Day: 8.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,381,720 km

• M1: 115,639 km (0.065 R)
• M2: 508,633 km (0.104 R)
• M3: 872,455 km (0.082 R)
• M4: 1,388,119 km (0.069 R)
• M5: 1,779,167 km (0.098 R)
• M6: 2,096,913 km (0.047 R)
• M7: 2,452,807 km (0.104 R)
• M8: 3,315,388 km (0.061 R)
• M9: 3,634,181 km (0.083 R)
• M10: 4,069,511 km (0.087 R)
• M11: 5,370,564 km (0.1 R)
• M12: 5,791,532 km (0.086 R)
• M13: 7,188,178 km (0.106 R)
• M14: 8,054,798 km (0.097 R)
• M15: 8,742,500 km (0.088 R)
• M16: 9,846,681 km (0.034 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.9

Radius: 14.1

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.18 AU - 1.2 AU

Year: 825 Days

Day: 8 Hours

Environment

Temp: -174 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,381,720 km

• M1: 175,329 km (0.106 R)
• M2: 853,755 km (0.053 R)
• M3: 1,298,210 km (0.103 R)
• M4: 2,227,811 km (0.11 R)
• M5: 3,338,875 km (0.111 R)
• M6: 3,941,605 km (0.115 R)
• M7: 4,461,906 km (0.119 R)
• M8: 5,083,485 km (0.103 R)
• M9: 5,681,877 km (0.037 R)
• M10: 6,134,859 km (0.1 R)
• M11: 7,278,984 km (0.094 R)
• M12: 8,428,793 km (0.095 R)
• M13: 9,102,881 km (0.052 R)
• M14: 9,610,167 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.7

Radius: 13

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.35 AU - 1.65 AU

Year: 1168 Days

Day: 13.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 52,381,720 km

• M1: 180,265 km (0.103 R)
• M2: 820,395 km (0.026 R)
• M3: 1,324,390 km (0.086 R)
• M4: 1,901,838 km (0.12 R)
• M5: 2,389,228 km (0.117 R)
• M6: 3,290,256 km (0.048 R)
• M7: 4,619,881 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.8

Radius: 9.6

Gravity: 10.5 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.78 AU - 1.98 AU

Year: 1639 Days

Day: 5.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,381,720 km

• M1: 119,529 km (0.067 R)
• M2: 437,574 km (0.112 R)
• M3: 775,964 km (0.105 R)
• M4: 1,932,206 km (0.097 R)
• M5: 2,393,566 km (0.042 R)
• M6: 3,222,937 km (0.096 R)
• M7: 4,193,976 km (0.048 R)
• M8: 4,653,691 km (0.08 R)
• M9: 5,258,515 km (0.117 R)
• M10: 5,580,001 km (0.083 R)
• M11: 6,136,953 km (0.108 R)
• M12: 6,598,463 km (0.026 R)
• M13: 7,082,861 km (0.053 R)
• M14: 7,475,854 km (0.102 R)
• M15: 7,942,749 km (0.074 R)
• M16: 8,774,813 km (0.105 R)
• M17: 9,195,632 km (0.094 R)
• M18: 10,147,822 km (0.063 R)
• M19: 10,611,725 km (0.093 R)
• M20: 12,529,121 km (0.095 R)
• M21: 12,897,281 km (0.115 R)
• M22: 13,484,303 km (0.081 R)
• M23: 14,089,127 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.8

Radius: 9.4

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.69 AU - 2.11 AU

Year: 1665 Days

Day: 11.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,381,720 km

• M1: 117,434 km (0.111 R)
• M2: 1,197,531 km (0.031 R)
• M3: 1,618,799 km (0.099 R)
• M4: 2,090,032 km (0.107 R)
• M5: 2,937,354 km (0.085 R)
• M6: 3,961,501 km (0.071 R)
• M7: 5,141,828 km (0.082 R)
• M8: 6,338,611 km (0.082 R)
• M9: 7,400,008 km (0.109 R)
• M10: 7,798,238 km (0.099 R)
• M11: 8,210,679 km (0.105 R)
• M12: 10,602,151 km (0.11 R)
• M13: 11,108,839 km (0.114 R)
• M14: 12,209,729 km (0.11 R)
• M15: 13,381,829 km (0.087 R)

Asteroid Belt

Center: 2.23 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.7

Radius: 12.5

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.29 AU - 2.81 AU

Year: 2589 Days

Day: 5.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,381,720 km

• M1: 155,731 km (0.063 R)
• M2: 768,035 km (0.116 R)
• M3: 1,349,822 km (0.079 R)
• M4: 1,947,764 km (0.12 R)
• M5: 2,484,821 km (0.111 R)
• M6: 2,966,376 km (0.086 R)
• M7: 3,717,507 km (0.119 R)
• M8: 4,490,479 km (0.118 R)
• M9: 8,598,886 km (0.085 R)
• M10: 9,812,723 km (0.099 R)
• M11: 12,058,785 km (0.086 R)
• M12: 14,052,775 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.9

Radius: 9

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.63 AU - 3.57 AU

Year: 3470 Days

Day: 6.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,381,720 km

• M1: 112,049 km (0.112 R)
• M2: 646,861 km (0.064 R)
• M3: 971,937 km (0.096 R)
• M4: 1,417,739 km (0.089 R)
• M5: 1,779,317 km (0.098 R)
• M6: 2,303,209 km (0.112 R)
• M7: 2,642,198 km (0.11 R)
• M8: 2,979,092 km (0.091 R)
• M9: 3,618,324 km (0.097 R)
• M10: 4,013,711 km (0.096 R)
• M11: 4,696,775 km (0.106 R)
• M12: 5,066,431 km (0.053 R)
• M13: 5,428,757 km (0.112 R)
• M14: 5,780,761 km (0.115 R)
• M15: 7,607,052 km (0.102 R)
• M16: 8,293,257 km (0.118 R)
• M17: 9,867,924 km (0.08 R)
• M18: 11,108,390 km (0.095 R)
• M19: 12,683,506 km (0.056 R)
• M20: 16,833,351 km (0.065 R)
• M21: 19,588,495 km (0.096 R)
• M22: 21,271,770 km (0.1 R)
• M23: 22,492,189 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763

Radius: 4.2

Gravity: 43.25 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.98 AU - 7.62 AU

Year: 10054 Days

Day: 22.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 52,381,720 km

• M1: 52,210 km (0.112 R)
• M2: 230,680 km (0.052 R)
• M3: 362,476 km (0.083 R)
• M4: 506,987 km (0.066 R)
• M5: 812,017 km (0.108 R)
• M6: 1,032,674 km (0.107 R)
• M7: 1,229,844 km (0.112 R)
• M8: 1,451,698 km (0.098 R)
• M9: 1,908,270 km (0.113 R)
• M10: 3,435,515 km (0.066 R)
• M11: 4,652,344 km (0.089 R)
• M12: 6,204,572 km (0.074 R)
• M13: 7,137,614 km (0.086 R)
• M14: 8,116,133 km (0.053 R)
• M15: 8,476,365 km (0.108 R)
• M16: 8,941,764 km (0.042 R)
• M17: 9,571,870 km (0.095 R)
• M18: 9,771,583 km (0.04 R)
• M19: 9,973,989 km (0.112 R)
• M20: 15,853,934 km (0.112 R)
• M21: 17,956,681 km (0.036 R)
• M22: 18,413,852 km (0.118 R)
• M23: 20,484,586 km (0.097 R)
• M24: 21,661,472 km (0.025 R)
• M25: 21,833,211 km (0.04 R)
• M26: 32,180,896 km (0.102 R)
• M27: 33,999,108 km (0.119 R)
• M28: 36,004,767 km (0.09 R)
• M29: 36,975,358 km (0.115 R)
• M30: 39,222,617 km (0.036 R)
• M31: 39,734,092 km (0.071 R)
• M32: 41,032,153 km (0.082 R)
• M33: 43,712,647 km (0.043 R)
• M34: 47,368,819 km (0.026 R)
• M35: 47,658,142 km (0.034 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 685

Radius: 7

Gravity: 13.98 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.06 AU - 7.66 AU

Year: 11424 Days

Day: 19.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 52,381,720 km

• M1: 87,066 km (0.109 R)
• M2: 305,329 km (0.119 R)
• M3: 621,430 km (0.107 R)
• M4: 1,139,487 km (0.089 R)
• M5: 1,429,557 km (0.099 R)
• M6: 1,983,518 km (0.055 R)
• M7: 2,800,921 km (0.037 R)
• M8: 3,334,537 km (0.073 R)
• M9: 4,244,840 km (0.12 R)
• M10: 6,663,239 km (0.088 R)
• M11: 7,568,156 km (0.112 R)
• M12: 8,050,161 km (0.116 R)
• M13: 9,419,280 km (0.103 R)
• M14: 9,873,908 km (0.086 R)
• M15: 10,718,388 km (0.072 R)
• M16: 11,214,156 km (0.072 R)
• M17: 11,552,995 km (0.077 R)
• M18: 11,782,627 km (0.12 R)
• M19: 14,054,421 km (0.108 R)
• M20: 17,191,787 km (0.114 R)
• M21: 17,718,372 km (0.092 R)
• M22: 21,021,493 km (0.089 R)
• M23: 22,862,444 km (0.117 R)
• M24: 24,808,264 km (0.06 R)
• M25: 26,861,943 km (0.094 R)
• M26: 27,265,558 km (0.057 R)
• M27: 32,658,113 km (0.071 R)
• M28: 34,050,420 km (0.082 R)
• M29: 37,452,425 km (0.114 R)
• M30: 44,781,823 km (0.07 R)
• M31: 47,080,694 km (0.114 R)
• M32: 47,373,457 km (0.06 R)
• M33: 48,110,825 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: 383 - 18,069 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit