🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.1

Radius: 9.4

Gravity: 11.22 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.41 AU - 0.61 AU

Year: 256 Days

Day: 9.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 13,105,926 km

• M1: 116,986 km (0.11 R)
• M2: 410,796 km (0.086 R)
• M3: 740,509 km (0.095 R)
• M4: 1,045,689 km (0.103 R)
• M5: 1,485,806 km (0.109 R)
• M6: 2,164,831 km (0.077 R)
• M7: 3,037,884 km (0.081 R)
• M8: 3,343,512 km (0.072 R)
• M9: 3,787,070 km (0.112 R)
• M10: 4,282,389 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835

Radius: 12.3

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.6 AU - 0.62 AU

Year: 335 Days

Day: 8.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 13,105,926 km

• M1: 153,039 km (0.057 R)
• M2: 552,465 km (0.105 R)
• M3: 1,246,898 km (0.12 R)
• M4: 1,813,725 km (0.069 R)
• M5: 2,213,001 km (0.092 R)
• M6: 2,633,371 km (0.098 R)
• M7: 3,107,297 km (0.098 R)
• M8: 3,590,648 km (0.058 R)
• M9: 4,046,622 km (0.097 R)
• M10: 4,927,305 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.6

Radius: 11.6

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.12 AU - 1.14 AU

Year: 844 Days

Day: 14.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 13,105,926 km

• M1: 144,212 km (0.066 R)
• M2: 531,372 km (0.07 R)
• M3: 895,642 km (0.116 R)
• M4: 1,403,378 km (0.117 R)
• M5: 2,055,176 km (0.087 R)
• M6: 2,564,257 km (0.106 R)
• M7: 3,963,745 km (0.038 R)
• M8: 5,018,261 km (0.049 R)
• M9: 5,874,409 km (0.071 R)
• M10: 6,764,517 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.2

Radius: 11.8

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.42 AU - 1.46 AU

Year: 1215 Days

Day: 10.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 13,105,926 km

• M1: 146,756 km (0.065 R)
• M2: 523,593 km (0.093 R)
• M3: 973,433 km (0.082 R)
• M4: 1,449,155 km (0.074 R)
• M5: 2,079,261 km (0.062 R)
• M6: 2,822,613 km (0.112 R)
• M7: 3,201,843 km (0.106 R)
• M8: 3,600,372 km (0.059 R)
• M9: 4,533,414 km (0.089 R)
• M10: 5,560,702 km (0.115 R)
• M11: 6,313,180 km (0.117 R)
• M12: 7,037,981 km (0.059 R)
• M13: 8,844,226 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195

Radius: 9.3

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.35 AU - 1.75 AU

Year: 1356 Days

Day: 6.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 13,105,926 km

• M1: 115,938 km (0.118 R)
• M2: 421,567 km (0.041 R)
• M3: 754,721 km (0.104 R)
• M4: 1,129,464 km (0.108 R)
• M5: 1,564,943 km (0.101 R)
• M6: 2,015,831 km (0.055 R)
• M7: 2,432,910 km (0.087 R)
• M8: 2,824,109 km (0.08 R)
• M9: 3,141,406 km (0.111 R)
• M10: 3,676,517 km (0.073 R)
• M11: 4,026,127 km (0.092 R)
• M12: 4,592,206 km (0.11 R)
• M13: 5,033,370 km (0.081 R)
• M14: 5,690,553 km (0.09 R)
• M15: 6,281,166 km (0.085 R)
• M16: 6,825,403 km (0.052 R)
• M17: 7,912,830 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.6

Radius: 13.7

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.65 AU - 1.75 AU

Year: 1558 Days

Day: 8.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 13,105,926 km

• M1: 170,392 km (0.096 R)
• M2: 799,301 km (0.109 R)
• M3: 1,316,312 km (0.111 R)
• M4: 3,137,217 km (0.061 R)
• M5: 3,632,386 km (0.072 R)
• M6: 5,709,702 km (0.11 R)
• M7: 6,730,707 km (0.05 R)
• M8: 7,384,600 km (0.112 R)
• M9: 7,896,075 km (0.108 R)
• M10: 8,513,465 km (0.104 R)
• M11: 10,466,017 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.2

Radius: 8.2

Gravity: 8.05 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2 AU - 2.02 AU

Year: 2003 Days

Day: 11 Hours

Environment

Temp: -208 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 13,105,926 km

• M1: 102,026 km (0.103 R)
• M2: 521,199 km (0.102 R)
• M3: 1,342,342 km (0.08 R)
• M4: 1,636,601 km (0.114 R)
• M5: 2,307,398 km (0.055 R)
• M6: 2,762,325 km (0.109 R)
• M7: 3,118,667 km (0.058 R)
• M8: 3,641,212 km (0.091 R)
• M9: 4,052,008 km (0.086 R)
• M10: 5,160,379 km (0.07 R)
• M11: 5,749,645 km (0.074 R)
• M12: 6,133,961 km (0.103 R)
• M13: 6,821,513 km (0.05 R)
• M14: 8,289,068 km (0.075 R)
• M15: 8,686,700 km (0.114 R)
• M16: 9,719,673 km (0.101 R)
• M17: 13,769,437 km (0.119 R)
• M18: 14,546,149 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.2

Radius: 8.3

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.05 AU - 2.27 AU

Year: 2231 Days

Day: 10 Hours

Environment

Temp: -210 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 13,105,926 km

• M1: 103,223 km (0.115 R)
• M2: 472,131 km (0.065 R)
• M3: 1,514,379 km (0.117 R)
• M4: 2,911,773 km (0.074 R)
• M5: 3,401,108 km (0.097 R)
• M6: 4,717,868 km (0.104 R)
• M7: 5,721,371 km (0.107 R)
• M8: 6,962,285 km (0.102 R)
• M9: 7,484,381 km (0.111 R)
• M10: 8,258,850 km (0.097 R)
• M11: 8,665,606 km (0.049 R)
• M12: 9,425,115 km (0.117 R)
• M13: 9,901,733 km (0.079 R)
• M14: 10,799,919 km (0.109 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 16,019 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit