🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.1

Radius: 13

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.59 AU - 0.99 AU

Year: 446 Days

Day: 11 Hours

Environment

Temp: -143 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 17,618,371 km

• M1: 163,810 km (0.104 R)
• M2: 626,366 km (0.108 R)
• M3: 1,866,533 km (0.1 R)
• M4: 2,798,228 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.8

Radius: 11.5

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.96 AU - 1 AU

Year: 617 Days

Day: 14.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 17,618,371 km

• M1: 143,614 km (0.073 R)
• M2: 512,822 km (0.101 R)
• M3: 900,430 km (0.076 R)
• M4: 1,326,784 km (0.099 R)
• M5: 1,730,698 km (0.091 R)
• M6: 2,122,345 km (0.106 R)
• M7: 3,187,332 km (0.114 R)
• M8: 3,617,426 km (0.071 R)
• M9: 3,983,343 km (0.099 R)
• M10: 4,627,212 km (0.091 R)
• M11: 5,610,967 km (0.099 R)
• M12: 7,198,051 km (0.064 R)
• M13: 7,826,811 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.2

Radius: 10.1

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.07 AU - 2.27 AU

Year: 2032 Days

Day: 9.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 17,618,371 km

• M1: 132,095 km (0.104 R)
• M2: 522,396 km (0.06 R)
• M3: 881,730 km (0.112 R)
• M4: 1,340,547 km (0.101 R)
• M5: 2,525,511 km (0.056 R)
• M6: 3,046,411 km (0.117 R)
• M7: 3,637,622 km (0.09 R)
• M8: 6,000,670 km (0.094 R)
• M9: 8,753,869 km (0.109 R)
• M10: 9,404,769 km (0.09 R)
• M11: 11,475,802 km (0.043 R)
• M12: 13,028,778 km (0.082 R)
• M13: 14,672,410 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.5

Radius: 9.3

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.69 AU - 2.71 AU

Year: 2075 Days

Day: 5.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 17,618,371 km

• M1: 115,789 km (0.042 R)
• M2: 506,688 km (0.101 R)
• M3: 1,284,298 km (0.103 R)
• M4: 1,625,680 km (0.085 R)
• M5: 2,143,588 km (0.101 R)
• M6: 2,447,870 km (0.076 R)
• M7: 2,872,578 km (0.058 R)
• M8: 4,342,677 km (0.112 R)
• M9: 4,967,397 km (0.044 R)
• M10: 5,885,180 km (0.069 R)
• M11: 6,215,044 km (0.104 R)
• M12: 6,674,010 km (0.081 R)
• M13: 7,379,513 km (0.086 R)
• M14: 8,187,940 km (0.107 R)
• M15: 9,170,200 km (0.081 R)
• M16: 9,980,123 km (0.106 R)
• M17: 10,418,445 km (0.12 R)
• M18: 11,000,829 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.9

Radius: 12.9

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.08 AU - 2.94 AU

Year: 2528 Days

Day: 10.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 17,618,371 km

• M1: 160,668 km (0.082 R)
• M2: 662,719 km (0.075 R)
• M3: 1,093,860 km (0.1 R)
• M4: 1,823,000 km (0.119 R)
• M5: 2,425,430 km (0.106 R)
• M6: 3,134,524 km (0.047 R)
• M7: 3,894,182 km (0.12 R)
• M8: 4,537,902 km (0.076 R)
• M9: 6,095,664 km (0.113 R)
• M10: 6,600,258 km (0.106 R)
• M11: 7,132,677 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.2

Radius: 13.4

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.31 AU - 2.91 AU

Year: 2681 Days

Day: 5.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 17,618,371 km

• M1: 167,400 km (0.1 R)
• M2: 639,680 km (0.061 R)
• M3: 1,180,477 km (0.109 R)
• M4: 1,883,886 km (0.057 R)
• M5: 2,615,120 km (0.092 R)
• M6: 3,140,209 km (0.112 R)
• M7: 3,877,876 km (0.118 R)
• M8: 4,504,691 km (0.056 R)
• M9: 5,176,386 km (0.119 R)
• M10: 6,333,675 km (0.115 R)
• M11: 6,987,417 km (0.069 R)
• M12: 8,307,918 km (0.078 R)
• M13: 9,891,112 km (0.065 R)
• M14: 14,296,171 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.6

Radius: 10.4

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.73 AU - 3.05 AU

Year: 3124 Days

Day: 6.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 17,618,371 km

• M1: 132,245 km (0.113 R)
• M2: 465,997 km (0.098 R)
• M3: 853,755 km (0.077 R)
• M4: 1,343,538 km (0.074 R)
• M5: 1,701,825 km (0.076 R)
• M6: 2,276,281 km (0.11 R)
• M7: 2,960,392 km (0.03 R)
• M8: 4,502,447 km (0.115 R)
• M9: 6,415,355 km (0.06 R)
• M10: 7,187,579 km (0.04 R)
• M11: 9,389,361 km (0.108 R)
• M12: 10,983,924 km (0.062 R)
• M13: 11,370,186 km (0.115 R)
• M14: 11,845,608 km (0.087 R)
• M15: 14,562,904 km (0.049 R)
• M16: 15,314,184 km (0.08 R)
• M17: 15,650,929 km (0.071 R)
• M18: 16,041,828 km (0.061 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: 528 - 19,375 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit