🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.1

Radius: 11.9

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.68 AU - 0.68 AU

Year: 362 Days

Day: 13.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,979,199 km

• M1: 147,952 km (0.086 R)
• M2: 555,307 km (0.041 R)
• M3: 949,797 km (0.119 R)
• M4: 1,381,088 km (0.077 R)
• M5: 2,444,878 km (0.058 R)
• M6: 3,000,634 km (0.059 R)
• M7: 3,967,784 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.3

Radius: 11.1

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.77 AU - 0.91 AU

Year: 497 Days

Day: 11.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,979,199 km

• M1: 138,079 km (0.04 R)
• M2: 585,975 km (0.115 R)
• M3: 1,133,802 km (0.078 R)
• M4: 1,543,401 km (0.079 R)
• M5: 1,999,974 km (0.084 R)
• M6: 2,385,936 km (0.071 R)
• M7: 2,944,684 km (0.114 R)
• M8: 3,707,634 km (0.099 R)
• M9: 4,136,082 km (0.077 R)
• M10: 4,849,065 km (0.116 R)
• M11: 5,431,749 km (0.087 R)
• M12: 5,785,249 km (0.083 R)
• M13: 6,383,192 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.2

Radius: 10.2

Gravity: 9.47 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.84 AU - 1 AU

Year: 570 Days

Day: 10.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,979,199 km

• M1: 126,859 km (0.112 R)
• M2: 562,937 km (0.067 R)
• M3: 889,359 km (0.094 R)
• M4: 1,474,736 km (0.092 R)
• M5: 1,969,755 km (0.114 R)
• M6: 2,877,814 km (0.118 R)
• M7: 3,283,224 km (0.104 R)
• M8: 4,103,470 km (0.086 R)
• M9: 4,554,208 km (0.107 R)
• M10: 4,968,893 km (0.055 R)
• M11: 5,336,754 km (0.073 R)
• M12: 6,509,901 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.9

Radius: 8.3

Gravity: 14.2 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.67 AU - 2.23 AU

Year: 1758 Days

Day: 10.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,979,199 km

• M1: 103,223 km (0.114 R)
• M2: 770,728 km (0.105 R)
• M3: 1,965,118 km (0.109 R)
• M4: 2,754,246 km (0.114 R)
• M5: 4,475,220 km (0.052 R)
• M6: 5,257,916 km (0.088 R)
• M7: 5,877,850 km (0.064 R)
• M8: 6,257,081 km (0.084 R)
• M9: 8,372,245 km (0.079 R)
• M10: 9,217,024 km (0.058 R)
• M11: 9,799,259 km (0.09 R)
• M12: 10,552,185 km (0.113 R)
• M13: 10,886,387 km (0.116 R)
• M14: 11,420,301 km (0.098 R)
• M15: 12,458,211 km (0.047 R)
• M16: 13,952,993 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.1

Radius: 11.7

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.53 AU - 2.37 AU

Year: 1758 Days

Day: 9.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,979,199 km

• M1: 145,559 km (0.107 R)
• M2: 894,296 km (0.029 R)
• M3: 1,620,295 km (0.11 R)
• M4: 2,049,491 km (0.056 R)
• M5: 2,460,735 km (0.067 R)
• M6: 2,957,251 km (0.103 R)
• M7: 3,818,934 km (0.094 R)
• M8: 4,883,323 km (0.087 R)
• M9: 5,962,373 km (0.084 R)
• M10: 6,918,602 km (0.096 R)
• M11: 7,649,687 km (0.082 R)
• M12: 8,307,918 km (0.118 R)
• M13: 8,778,104 km (0.091 R)
• M14: 10,225,314 km (0.093 R)
• M15: 10,656,156 km (0.086 R)
• M16: 11,061,865 km (0.047 R)
• M17: 12,583,874 km (0.102 R)
• M18: 13,803,096 km (0.105 R)
• M19: 14,374,560 km (0.098 R)
• M20: 15,800,976 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.4

Radius: 13.8

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.75 AU - 2.25 AU

Year: 1826 Days

Day: 8.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,979,199 km

• M1: 171,888 km (0.087 R)
• M2: 874,848 km (0.114 R)
• M3: 1,330,972 km (0.091 R)
• M4: 3,142,303 km (0.067 R)
• M5: 3,718,704 km (0.047 R)
• M6: 5,125,971 km (0.044 R)
• M7: 6,291,638 km (0.077 R)
• M8: 6,790,247 km (0.095 R)
• M9: 11,090,438 km (0.104 R)
• M10: 12,251,766 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.5

Radius: 10.8

Gravity: 6.97 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.75 AU - 3.87 AU

Year: 4802 Days

Day: 12 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,979,199 km

• M1: 134,339 km (0.09 R)
• M2: 630,106 km (0.038 R)
• M3: 1,929,813 km (0.096 R)
• M4: 2,285,107 km (0.107 R)
• M5: 2,995,099 km (0.071 R)
• M6: 5,692,199 km (0.095 R)
• M7: 6,116,309 km (0.117 R)
• M8: 6,960,490 km (0.12 R)
• M9: 7,917,467 km (0.091 R)
• M10: 8,370,001 km (0.117 R)
• M11: 9,661,778 km (0.063 R)
• M12: 10,311,183 km (0.102 R)
• M13: 10,851,381 km (0.11 R)
• M14: 11,505,572 km (0.106 R)
• M15: 11,939,705 km (0.085 R)
• M16: 14,666,426 km (0.116 R)
• M17: 16,781,440 km (0.103 R)
• M18: 18,759,274 km (0.118 R)
• M19: 23,866,096 km (0.081 R)
• M20: 24,652,682 km (0.073 R)
• M21: 29,113,391 km (0.088 R)
• M22: 31,113,365 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.9

Radius: 9.1

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.05 AU - 4.37 AU

Year: 5577 Days

Day: 10.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,979,199 km

• M1: 113,246 km (0.038 R)
• M2: 766,839 km (0.059 R)
• M3: 1,182,870 km (0.069 R)
• M4: 1,641,089 km (0.106 R)
• M5: 1,985,164 km (0.055 R)
• M6: 2,548,250 km (0.038 R)
• M7: 2,973,856 km (0.097 R)
• M8: 3,757,899 km (0.092 R)
• M9: 6,665,333 km (0.103 R)
• M10: 7,549,606 km (0.07 R)
• M11: 7,886,501 km (0.112 R)
• M12: 8,194,373 km (0.088 R)
• M13: 8,999,210 km (0.073 R)
• M14: 9,550,029 km (0.114 R)
• M15: 10,441,183 km (0.067 R)
• M16: 11,730,717 km (0.1 R)
• M17: 13,069,917 km (0.112 R)
• M18: 14,796,576 km (0.072 R)
• M19: 18,764,809 km (0.113 R)
• M20: 20,809,363 km (0.094 R)
• M21: 21,547,629 km (0.088 R)
• M22: 25,419,371 km (0.106 R)
• M23: 28,094,630 km (0.085 R)
• M24: 29,178,915 km (0.113 R)
• M25: 30,667,563 km (0.085 R)
• M26: 32,011,102 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 546.9

Radius: 5

Gravity: 21.88 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 8.01 AU - 8.39 AU

Year: 15161 Days

Day: 18.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 67,979,199 km

• M1: 62,233 km (0.072 R)
• M2: 360,531 km (0.08 R)
• M3: 559,945 km (0.116 R)
• M4: 738,864 km (0.077 R)
• M5: 1,000,361 km (0.099 R)
• M6: 1,477,129 km (0.077 R)
• M7: 1,758,373 km (0.098 R)
• M8: 2,001,171 km (0.1 R)
• M9: 2,286,005 km (0.094 R)
• M10: 2,866,295 km (0.041 R)
• M11: 3,330,049 km (0.103 R)
• M12: 4,161,962 km (0.067 R)
• M13: 5,228,146 km (0.118 R)
• M14: 6,424,630 km (0.073 R)
• M15: 8,691,337 km (0.068 R)
• M16: 9,551,974 km (0.116 R)
• M17: 11,618,967 km (0.11 R)
• M18: 12,040,983 km (0.109 R)
• M19: 13,173,140 km (0.038 R)
• M20: 13,898,989 km (0.095 R)
• M21: 14,860,753 km (0.106 R)
• M22: 16,013,405 km (0.071 R)
• M23: 16,839,634 km (0.053 R)
• M24: 19,572,787 km (0.113 R)
• M25: 21,132,794 km (0.109 R)
• M26: 22,680,683 km (0.102 R)
• M27: 25,392,144 km (0.074 R)
• M28: 33,220,002 km (0.061 R)
• M29: 35,057,214 km (0.094 R)
• M30: 38,665,664 km (0.075 R)
• M31: 41,949,487 km (0.038 R)
• M32: 42,656,187 km (0.062 R)
• M33: 46,309,367 km (0.108 R)
• M34: 47,064,238 km (0.03 R)
• M35: 47,827,187 km (0.069 R)
• M36: 48,134,760 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601.9

Radius: 5.4

Gravity: 20.64 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 8.45 AU - 9.95 AU

Year: 18018 Days

Day: 24.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,979,199 km

• M1: 113,395 km (0.092 R)
• M2: 469,887 km (0.046 R)
• M3: 714,180 km (0.11 R)
• M4: 1,757,925 km (0.06 R)
• M5: 2,880,208 km (0.031 R)
• M6: 3,209,323 km (0.062 R)
• M7: 4,284,483 km (0.037 R)
• M8: 5,243,705 km (0.11 R)
• M9: 9,726,704 km (0.09 R)
• M10: 12,186,243 km (0.091 R)
• M11: 14,662,985 km (0.111 R)
• M12: 20,492,515 km (0.081 R)
• M13: 21,704,706 km (0.074 R)
• M14: 26,594,761 km (0.093 R)
• M15: 29,178,466 km (0.094 R)
• M16: 37,102,217 km (0.028 R)
• M17: 46,189,689 km (0.105 R)
• M18: 55,578,451 km (0.045 R)
• M19: 58,293,204 km (0.046 R)
• M20: 65,166,628 km (0.119 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: 440 - 11,490 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit