🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.3

Radius: 11.9

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.84 AU - 0.94 AU

Year: 560 Days

Day: 6.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,089,655 km

• M1: 147,952 km (0.084 R)
• M2: 668,104 km (0.092 R)
• M3: 1,096,403 km (0.064 R)
• M4: 1,488,648 km (0.101 R)
• M5: 2,011,343 km (0.112 R)
• M6: 2,416,155 km (0.113 R)
• M7: 2,830,392 km (0.065 R)
• M8: 4,087,612 km (0.088 R)
• M9: 4,792,966 km (0.095 R)
• M10: 5,312,968 km (0.055 R)
• M11: 6,308,991 km (0.106 R)
• M12: 6,789,799 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.1

Radius: 11.9

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.91 AU - 1.99 AU

Year: 1816 Days

Day: 13.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,089,655 km

• M1: 148,551 km (0.071 R)
• M2: 522,994 km (0.079 R)
• M3: 1,505,703 km (0.117 R)
• M4: 1,986,061 km (0.087 R)
• M5: 2,796,134 km (0.105 R)
• M6: 3,277,989 km (0.115 R)
• M7: 3,778,543 km (0.069 R)
• M8: 4,192,032 km (0.088 R)
• M9: 4,656,683 km (0.06 R)
• M10: 5,383,579 km (0.059 R)
• M11: 5,983,466 km (0.09 R)
• M12: 6,495,091 km (0.094 R)
• M13: 7,091,388 km (0.074 R)
• M14: 7,518,789 km (0.119 R)
• M15: 11,313,788 km (0.09 R)
• M16: 11,740,740 km (0.068 R)
• M17: 13,213,830 km (0.12 R)
• M18: 13,687,607 km (0.093 R)
• M19: 14,487,357 km (0.117 R)
• M20: 15,459,444 km (0.077 R)
• M21: 16,672,683 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.1

Radius: 10.7

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.9 AU - 3.38 AU

Year: 3710 Days

Day: 10.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,089,655 km

• M1: 133,142 km (0.109 R)
• M2: 649,404 km (0.032 R)
• M3: 1,681,929 km (0.047 R)
• M4: 2,551,840 km (0.101 R)
• M5: 3,462,742 km (0.109 R)
• M6: 4,325,174 km (0.081 R)
• M7: 5,968,805 km (0.066 R)
• M8: 7,176,509 km (0.112 R)
• M9: 8,409,644 km (0.06 R)
• M10: 10,180,285 km (0.047 R)
• M11: 10,899,551 km (0.095 R)
• M12: 11,611,787 km (0.116 R)
• M13: 12,396,876 km (0.084 R)
• M14: 13,798,908 km (0.115 R)
• M15: 15,895,522 km (0.106 R)
• M16: 18,250,940 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.9

Radius: 8.8

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.87 AU - 4.39 AU

Year: 4612 Days

Day: 6.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,089,655 km

• M1: 109,805 km (0.079 R)
• M2: 686,804 km (0.099 R)
• M3: 1,037,910 km (0.114 R)
• M4: 2,411,966 km (0.045 R)
• M5: 3,455,112 km (0.112 R)
• M6: 4,108,556 km (0.111 R)
• M7: 4,841,735 km (0.086 R)
• M8: 5,120,586 km (0.058 R)
• M9: 5,685,018 km (0.111 R)
• M10: 6,075,020 km (0.095 R)
• M11: 6,482,973 km (0.115 R)
• M12: 6,764,816 km (0.091 R)
• M13: 9,219,418 km (0.105 R)
• M14: 9,576,657 km (0.118 R)
• M15: 10,054,772 km (0.085 R)
• M16: 10,356,960 km (0.073 R)
• M17: 11,299,875 km (0.03 R)
• M18: 12,341,824 km (0.075 R)
• M19: 13,629,114 km (0.093 R)
• M20: 14,281,810 km (0.105 R)
• M21: 16,520,841 km (0.062 R)
• M22: 17,262,697 km (0.092 R)
• M23: 18,755,833 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.8

Radius: 10.3

Gravity: 8.54 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.12 AU - 4.86 AU

Year: 6345 Days

Day: 8.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 48,089,655 km

• M1: 128,205 km (0.094 R)
• M2: 518,207 km (0.08 R)
• M3: 1,005,597 km (0.119 R)
• M4: 1,338,303 km (0.096 R)
• M5: 1,845,739 km (0.063 R)
• M6: 2,186,223 km (0.065 R)
• M7: 3,037,734 km (0.088 R)
• M8: 3,562,972 km (0.107 R)
• M9: 3,921,409 km (0.098 R)
• M10: 5,173,992 km (0.083 R)
• M11: 6,326,943 km (0.064 R)
• M12: 7,412,126 km (0.084 R)
• M13: 7,760,838 km (0.069 R)
• M14: 8,659,622 km (0.083 R)
• M15: 9,490,190 km (0.113 R)
• M16: 10,135,705 km (0.106 R)
• M17: 12,792,114 km (0.055 R)
• M18: 16,593,246 km (0.117 R)
• M19: 18,572,576 km (0.062 R)
• M20: 20,250,465 km (0.117 R)
• M21: 22,426,965 km (0.102 R)
• M22: 22,912,859 km (0.09 R)
• M23: 26,513,231 km (0.093 R)
• M24: 27,056,720 km (0.088 R)
• M25: 29,885,765 km (0.102 R)
• M26: 34,813,220 km (0.088 R)
• M27: 38,498,563 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.9

Radius: 9.2

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.29 AU - 6.99 AU

Year: 8932 Days

Day: 5.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,089,655 km

• M1: 114,742 km (0.056 R)
• M2: 536,458 km (0.052 R)
• M3: 1,133,353 km (0.073 R)
• M4: 2,448,468 km (0.06 R)
• M5: 2,838,470 km (0.101 R)
• M6: 4,217,463 km (0.081 R)
• M7: 4,961,862 km (0.105 R)
• M8: 7,865,557 km (0.113 R)
• M9: 9,633,205 km (0.086 R)
• M10: 12,512,516 km (0.05 R)
• M11: 16,094,188 km (0.081 R)
• M12: 16,386,203 km (0.04 R)
• M13: 17,101,281 km (0.103 R)
• M14: 18,339,203 km (0.084 R)
• M15: 19,306,204 km (0.095 R)
• M16: 20,036,540 km (0.064 R)
• M17: 27,130,023 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.9

Radius: 11.4

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.56 AU - 6.76 AU

Year: 8980 Days

Day: 9.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,089,655 km

• M1: 141,819 km (0.112 R)
• M2: 994,227 km (0.056 R)
• M3: 2,268,801 km (0.077 R)
• M4: 2,752,002 km (0.118 R)
• M5: 3,210,370 km (0.067 R)
• M6: 3,593,640 km (0.074 R)
• M7: 4,748,236 km (0.101 R)
• M8: 5,215,730 km (0.118 R)
• M9: 8,294,454 km (0.051 R)
• M10: 9,209,694 km (0.114 R)
• M11: 9,989,248 km (0.061 R)
• M12: 10,343,945 km (0.101 R)
• M13: 10,918,401 km (0.091 R)
• M14: 13,067,823 km (0.074 R)
• M15: 14,433,951 km (0.095 R)
• M16: 16,168,538 km (0.101 R)
• M17: 17,448,348 km (0.116 R)
• M18: 18,871,023 km (0.061 R)
• M19: 22,288,437 km (0.071 R)
• M20: 23,424,633 km (0.108 R)
• M21: 23,782,022 km (0.114 R)
• M22: 25,717,669 km (0.103 R)
• M23: 29,173,978 km (0.059 R)
• M24: 35,917,701 km (0.116 R)
• M25: 38,090,311 km (0.073 R)
• M26: 47,231,788 km (0.111 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: 249 - 11,160 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit