🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.9

Radius: 11

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.49 AU - 0.65 AU

Year: 287 Days

Day: 8.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 48,692,932 km

• M1: 137,630 km (0.12 R)
• M2: 524,341 km (0.07 R)
• M3: 978,370 km (0.096 R)
• M4: 1,672,205 km (0.111 R)
• M5: 2,037,972 km (0.088 R)
• M6: 2,487,364 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.6

Radius: 11.8

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.36 AU - 1.52 AU

Year: 1152 Days

Day: 14.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,692,932 km

• M1: 146,905 km (0.05 R)
• M2: 855,401 km (0.085 R)
• M3: 1,450,202 km (0.03 R)
• M4: 1,944,623 km (0.081 R)
• M5: 2,353,922 km (0.038 R)
• M6: 3,364,606 km (0.104 R)
• M7: 4,174,828 km (0.117 R)
• M8: 4,644,565 km (0.053 R)
• M9: 5,711,348 km (0.059 R)
• M10: 6,247,506 km (0.094 R)
• M11: 6,934,908 km (0.059 R)
• M12: 7,395,969 km (0.059 R)
• M13: 8,298,942 km (0.087 R)
• M14: 9,245,148 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.5

Radius: 12.5

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.3 AU - 1.96 AU

Year: 1388 Days

Day: 13.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,692,932 km

• M1: 155,432 km (0.053 R)
• M2: 585,975 km (0.093 R)
• M3: 1,499,419 km (0.118 R)
• M4: 1,960,181 km (0.098 R)
• M5: 2,851,186 km (0.104 R)
• M6: 3,434,019 km (0.094 R)
• M7: 4,299,293 km (0.082 R)
• M8: 4,691,389 km (0.104 R)
• M9: 5,344,833 km (0.092 R)
• M10: 6,324,848 km (0.104 R)
• M11: 7,547,512 km (0.103 R)
• M12: 8,695,825 km (0.102 R)
• M13: 9,683,620 km (0.114 R)
• M14: 10,488,456 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.8

Radius: 14.3

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.91 AU - 4.11 AU

Year: 4385 Days

Day: 7.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,692,932 km

• M1: 178,171 km (0.037 R)
• M2: 1,097,001 km (0.073 R)
• M3: 1,582,745 km (0.112 R)
• M4: 2,293,934 km (0.115 R)
• M5: 3,436,712 km (0.097 R)
• M6: 4,197,716 km (0.105 R)
• M7: 4,999,561 km (0.053 R)
• M8: 5,498,769 km (0.117 R)
• M9: 5,953,098 km (0.106 R)
• M10: 9,658,188 km (0.1 R)
• M11: 12,034,700 km (0.101 R)
• M12: 14,778,474 km (0.095 R)
• M13: 17,861,088 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571

Radius: 9

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.76 AU - 6.02 AU

Year: 8345 Days

Day: 14.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 48,692,932 km

• M1: 112,198 km (0.111 R)
• M2: 554,111 km (0.1 R)
• M3: 837,299 km (0.053 R)
• M4: 1,210,097 km (0.088 R)
• M5: 1,692,999 km (0.089 R)
• M6: 2,248,456 km (0.071 R)
• M7: 2,569,194 km (0.08 R)
• M8: 3,304,168 km (0.097 R)
• M9: 5,589,874 km (0.101 R)
• M10: 6,217,587 km (0.04 R)
• M11: 7,114,127 km (0.105 R)
• M12: 8,053,601 km (0.111 R)
• M13: 8,426,399 km (0.108 R)
• M14: 11,367,942 km (0.087 R)
• M15: 13,096,845 km (0.052 R)
• M16: 13,964,812 km (0.118 R)
• M17: 15,243,724 km (0.053 R)
• M18: 17,546,035 km (0.108 R)
• M19: 19,326,100 km (0.077 R)
• M20: 20,989,479 km (0.055 R)
• M21: 21,301,839 km (0.098 R)
• M22: 23,325,001 km (0.112 R)
• M23: 24,771,911 km (0.08 R)
• M24: 27,937,552 km (0.036 R)
• M25: 28,315,586 km (0.092 R)
• M26: 31,059,061 km (0.088 R)
• M27: 31,771,596 km (0.049 R)
• M28: 37,869,803 km (0.115 R)
• M29: 39,626,681 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 705

Radius: 3

Gravity: 78.33 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 5.36 AU - 6.68 AU

Year: 9850 Days

Day: 22.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 48,692,932 km

• M1: 37,699 km (0.112 R)
• M2: 160,369 km (0.078 R)
• M3: 272,567 km (0.034 R)
• M4: 526,435 km (0.115 R)
• M5: 658,530 km (0.088 R)
• M6: 878,738 km (0.11 R)
• M7: 1,635,554 km (0.032 R)
• M8: 1,918,892 km (0.073 R)
• M9: 3,147,240 km (0.05 R)
• M10: 3,712,271 km (0.062 R)
• M11: 4,881,678 km (0.093 R)
• M12: 5,135,396 km (0.062 R)
• M13: 5,331,519 km (0.111 R)
• M14: 7,083,908 km (0.11 R)
• M15: 9,523,251 km (0.097 R)
• M16: 9,919,236 km (0.113 R)
• M17: 10,903,291 km (0.075 R)
• M18: 11,010,403 km (0.108 R)
• M19: 11,724,733 km (0.094 R)
• M20: 14,115,307 km (0.101 R)
• M21: 14,370,970 km (0.096 R)
• M22: 14,499,923 km (0.11 R)
• M23: 14,694,700 km (0.042 R)
• M24: 15,023,366 km (0.113 R)
• M25: 17,535,563 km (0.072 R)
• M26: 19,911,776 km (0.088 R)
• M27: 20,395,127 km (0.107 R)
• M28: 23,106,139 km (0.12 R)
• M29: 23,371,975 km (0.108 R)
• M30: 24,547,515 km (0.053 R)
• M31: 26,047,832 km (0.06 R)
• M32: 27,907,333 km (0.099 R)
• M33: 30,913,203 km (0.03 R)
• M34: 31,343,895 km (0.117 R)
• M35: 31,669,720 km (0.093 R)
• M36: 33,219,703 km (0.089 R)
• M37: 34,013,320 km (0.093 R)
• M38: 37,435,970 km (0.078 R)
• M39: 41,601,821 km (0.083 R)
• M40: 43,324,291 km (0.079 R)
• M41: 43,863,592 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 554.1

Radius: 7

Gravity: 11.31 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.46 AU - 7.8 AU

Year: 11384 Days

Day: 20.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 48,692,932 km

• M1: 87,066 km (0.052 R)
• M2: 701,913 km (0.092 R)
• M3: 1,076,057 km (0.058 R)
• M4: 1,493,436 km (0.101 R)
• M5: 1,963,921 km (0.101 R)
• M6: 2,188,916 km (0.11 R)
• M7: 4,756,763 km (0.1 R)
• M8: 6,235,987 km (0.086 R)
• M9: 7,040,375 km (0.061 R)
• M10: 8,531,866 km (0.076 R)
• M11: 9,041,247 km (0.085 R)
• M12: 9,424,217 km (0.084 R)
• M13: 9,669,109 km (0.075 R)
• M14: 11,896,920 km (0.102 R)
• M15: 12,828,765 km (0.064 R)
• M16: 14,188,460 km (0.089 R)
• M17: 15,778,387 km (0.09 R)
• M18: 16,193,820 km (0.118 R)
• M19: 17,853,758 km (0.104 R)
• M20: 20,429,085 km (0.07 R)
• M21: 21,005,486 km (0.111 R)
• M22: 22,887,876 km (0.106 R)
• M23: 25,160,417 km (0.114 R)
• M24: 25,442,858 km (0.092 R)
• M25: 25,822,687 km (0.12 R)
• M26: 27,380,001 km (0.118 R)
• M27: 33,892,744 km (0.058 R)
• M28: 34,468,397 km (0.056 R)
• M29: 35,050,332 km (0.096 R)
• M30: 36,114,572 km (0.078 R)
• M31: 38,681,222 km (0.09 R)
• M32: 39,057,610 km (0.047 R)
• M33: 39,817,568 km (0.117 R)
• M34: 41,366,953 km (0.118 R)
• M35: 43,765,904 km (0.054 R)
• M36: 44,723,331 km (0.104 R)
• M37: 45,834,544 km (0.103 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 14,374 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit