🌌 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: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679

Radius: 11.2

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.76 AU - 0.88 AU

Year: 504 Days

Day: 5.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,459,381 km

• M1: 139,276 km (0.078 R)
• M2: 740,061 km (0.075 R)
• M3: 1,177,485 km (0.097 R)
• M4: 1,787,994 km (0.08 R)
• M5: 2,308,445 km (0.093 R)
• M6: 3,189,576 km (0.116 R)
• M7: 4,310,663 km (0.039 R)
• M8: 4,789,226 km (0.036 R)
• M9: 5,187,605 km (0.114 R)
• M10: 5,889,070 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.5

Radius: 14.7

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.88 AU - 0.92 AU

Year: 579 Days

Day: 5.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,459,381 km

• M1: 182,958 km (0.112 R)
• M2: 688,749 km (0.029 R)
• M3: 1,831,377 km (0.076 R)
• M4: 2,304,256 km (0.112 R)
• M5: 2,976,698 km (0.084 R)
• M6: 3,585,263 km (0.064 R)
• M7: 4,185,150 km (0.041 R)
• M8: 4,735,969 km (0.053 R)
• M9: 7,090,191 km (0.077 R)
• M10: 7,692,173 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.8

Radius: 10.5

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.67 AU - 1.75 AU

Year: 1517 Days

Day: 10.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,459,381 km

• M1: 130,599 km (0.103 R)
• M2: 538,104 km (0.118 R)
• M3: 882,478 km (0.109 R)
• M4: 1,254,977 km (0.109 R)
• M5: 1,594,564 km (0.095 R)
• M6: 2,440,988 km (0.12 R)
• M7: 3,195,411 km (0.096 R)
• M8: 3,547,564 km (0.089 R)
• M9: 3,891,639 km (0.11 R)
• M10: 5,329,424 km (0.106 R)
• M11: 6,122,293 km (0.106 R)
• M12: 9,776,670 km (0.104 R)
• M13: 12,729,432 km (0.03 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.7

Radius: 9.4

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.39 AU - 3.01 AU

Year: 3009 Days

Day: 14.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,459,381 km

• M1: 116,986 km (0.12 R)
• M2: 414,386 km (0.11 R)
• M3: 722,109 km (0.114 R)
• M4: 1,053,319 km (0.069 R)
• M5: 1,389,615 km (0.1 R)
• M6: 1,708,258 km (0.054 R)
• M7: 2,114,267 km (0.093 R)
• M8: 2,540,022 km (0.106 R)
• M9: 3,105,652 km (0.106 R)
• M10: 3,948,187 km (0.087 R)
• M11: 4,274,610 km (0.104 R)
• M12: 4,641,274 km (0.039 R)
• M13: 7,392,528 km (0.094 R)
• M14: 8,245,685 km (0.088 R)
• M15: 10,529,147 km (0.107 R)
• M16: 11,119,909 km (0.07 R)
• M17: 14,031,831 km (0.111 R)
• M18: 16,458,907 km (0.096 R)
• M19: 18,187,361 km (0.082 R)
• M20: 18,694,498 km (0.078 R)
• M21: 19,211,059 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.6

Radius: 13

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.15 AU - 4.59 AU

Year: 5164 Days

Day: 9.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,459,381 km

• M1: 162,463 km (0.069 R)
• M2: 693,685 km (0.074 R)
• M3: 1,145,920 km (0.116 R)
• M4: 1,600,099 km (0.088 R)
• M5: 2,123,093 km (0.107 R)
• M6: 2,971,163 km (0.073 R)
• M7: 4,330,559 km (0.044 R)
• M8: 4,897,236 km (0.089 R)
• M9: 5,360,690 km (0.059 R)
• M10: 6,042,707 km (0.097 R)
• M11: 6,576,921 km (0.057 R)
• M12: 7,903,704 km (0.065 R)
• M13: 9,550,029 km (0.08 R)
• M14: 11,122,751 km (0.113 R)
• M15: 11,754,952 km (0.12 R)
• M16: 12,635,036 km (0.101 R)
• M17: 13,230,436 km (0.093 R)
• M18: 14,775,931 km (0.087 R)
• M19: 15,488,616 km (0.096 R)
• M20: 16,763,788 km (0.099 R)
• M21: 17,483,204 km (0.096 R)
• M22: 18,222,965 km (0.059 R)
• M23: 18,865,189 km (0.094 R)
• M24: 20,318,832 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.8

Radius: 9.3

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.27 AU - 6.03 AU

Year: 7927 Days

Day: 5.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 33,459,381 km

• M1: 115,639 km (0.118 R)
• M2: 743,202 km (0.076 R)
• M3: 1,052,421 km (0.068 R)
• M4: 3,034,144 km (0.096 R)
• M5: 3,780,189 km (0.12 R)
• M6: 4,359,132 km (0.076 R)
• M7: 4,696,625 km (0.066 R)
• M8: 5,023,796 km (0.087 R)
• M9: 5,572,969 km (0.093 R)
• M10: 6,161,637 km (0.075 R)
• M11: 6,825,403 km (0.025 R)
• M12: 7,139,409 km (0.096 R)
• M13: 10,144,232 km (0.068 R)
• M14: 10,832,980 km (0.064 R)
• M15: 11,357,620 km (0.027 R)
• M16: 14,868,682 km (0.106 R)
• M17: 15,338,120 km (0.112 R)
• M18: 15,939,055 km (0.033 R)
• M19: 16,245,282 km (0.073 R)
• M20: 16,806,423 km (0.112 R)
• M21: 18,232,540 km (0.091 R)
• M22: 21,176,476 km (0.096 R)
• M23: 23,542,815 km (0.114 R)
• M24: 31,211,202 km (0.106 R)
• M25: 32,961,647 km (0.112 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 17,959 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit