🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.2

Radius: 8.3

Gravity: 8.81 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.48 AU - 0.64 AU

Year: 284 Days

Day: 7.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 38,480,492 km

• M1: 103,223 km (0.089 R)
• M2: 422,165 km (0.116 R)
• M3: 773,271 km (0.044 R)
• M4: 1,149,660 km (0.099 R)
• M5: 1,526,497 km (0.043 R)
• M6: 1,806,095 km (0.1 R)
• M7: 2,583,854 km (0.083 R)
• M8: 3,195,111 km (0.059 R)
• M9: 4,090,754 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450

Radius: 12.4

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.65 AU - 0.87 AU

Year: 449 Days

Day: 6.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,480,492 km

• M1: 154,834 km (0.108 R)
• M2: 575,054 km (0.045 R)
• M3: 1,066,633 km (0.113 R)
• M4: 1,564,794 km (0.106 R)
• M5: 2,242,771 km (0.107 R)
• M6: 3,440,302 km (0.086 R)
• M7: 3,918,716 km (0.115 R)
• M8: 4,777,258 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.1

Radius: 10.6

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.44 AU - 1.84 AU

Year: 1424 Days

Day: 5.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,480,492 km

• M1: 131,796 km (0.054 R)
• M2: 540,497 km (0.066 R)
• M3: 1,080,396 km (0.067 R)
• M4: 1,819,708 km (0.087 R)
• M5: 2,187,719 km (0.114 R)
• M6: 2,631,127 km (0.117 R)
• M7: 3,034,294 km (0.119 R)
• M8: 4,262,193 km (0.074 R)
• M9: 4,801,942 km (0.118 R)
• M10: 5,344,982 km (0.106 R)
• M11: 5,928,564 km (0.072 R)
• M12: 6,747,612 km (0.114 R)
• M13: 7,095,726 km (0.113 R)
• M14: 8,495,513 km (0.07 R)
• M15: 8,872,500 km (0.077 R)
• M16: 10,626,386 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.6

Radius: 14.7

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.69 AU - 4.39 AU

Year: 4517 Days

Day: 8.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 38,480,492 km

• M1: 547,678 km (0.115 R)
• M2: 1,160,431 km (0.116 R)
• M3: 1,872,217 km (0.059 R)
• M4: 2,879,909 km (0.095 R)
• M5: 4,594,599 km (0.041 R)
• M6: 5,288,883 km (0.026 R)
• M7: 7,321,170 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.9

Radius: 9.5

Gravity: 10.07 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 4.44 AU - 4.58 AU

Year: 6496 Days

Day: 12.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,480,492 km

• M1: 118,182 km (0.101 R)
• M2: 893,398 km (0.112 R)
• M3: 1,361,041 km (0.069 R)
• M4: 1,679,984 km (0.101 R)
• M5: 2,145,832 km (0.077 R)
• M6: 2,490,805 km (0.11 R)
• M7: 4,078,487 km (0.073 R)
• M8: 4,393,091 km (0.101 R)
• M9: 4,724,002 km (0.074 R)
• M10: 5,221,265 km (0.082 R)
• M11: 5,949,208 km (0.116 R)
• M12: 6,671,616 km (0.071 R)
• M13: 8,085,167 km (0.069 R)
• M14: 8,415,329 km (0.118 R)
• M15: 8,711,533 km (0.114 R)
• M16: 10,736,938 km (0.099 R)
• M17: 12,124,907 km (0.086 R)
• M18: 14,576,517 km (0.104 R)
• M19: 15,128,533 km (0.058 R)
• M20: 17,409,153 km (0.077 R)
• M21: 22,640,441 km (0.099 R)
• M22: 23,464,426 km (0.097 R)
• M23: 24,823,971 km (0.08 R)
• M24: 29,217,511 km (0.106 R)
• M25: 30,292,821 km (0.084 R)
• M26: 32,006,016 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.1

Radius: 12

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.35 AU - 5.05 AU

Year: 6911 Days

Day: 15 Hours

Environment

Temp: -214 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,480,492 km

• M1: 149,299 km (0.107 R)
• M2: 566,228 km (0.106 R)
• M3: 1,106,426 km (0.075 R)
• M4: 1,526,945 km (0.09 R)
• M5: 2,363,796 km (0.075 R)
• M6: 3,019,184 km (0.114 R)
• M7: 3,614,733 km (0.054 R)
• M8: 4,141,767 km (0.109 R)
• M9: 5,265,396 km (0.112 R)
• M10: 6,681,639 km (0.064 R)
• M11: 7,124,599 km (0.099 R)
• M12: 8,031,760 km (0.036 R)
• M13: 10,031,435 km (0.101 R)
• M14: 10,431,908 km (0.103 R)
• M15: 11,265,318 km (0.097 R)
• M16: 15,339,018 km (0.088 R)
• M17: 17,162,466 km (0.091 R)
• M18: 20,515,852 km (0.052 R)
• M19: 21,897,538 km (0.108 R)
• M20: 24,443,095 km (0.066 R)
• M21: 26,414,047 km (0.099 R)
• M22: 27,008,400 km (0.081 R)
• M23: 28,312,145 km (0.104 R)
• M24: 29,114,139 km (0.087 R)
• M25: 30,391,855 km (0.116 R)
• M26: 32,185,084 km (0.036 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.3

Radius: 14.1

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.67 AU - 5.95 AU

Year: 7155 Days

Day: 5.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,480,492 km

• M1: 176,525 km (0.096 R)
• M2: 617,540 km (0.115 R)
• M3: 1,272,928 km (0.091 R)
• M4: 2,147,328 km (0.103 R)
• M5: 3,013,350 km (0.059 R)
• M6: 4,001,893 km (0.095 R)
• M7: 6,583,204 km (0.091 R)
• M8: 7,765,775 km (0.106 R)
• M9: 8,784,686 km (0.068 R)
• M10: 9,937,039 km (0.064 R)
• M11: 11,338,771 km (0.102 R)
• M12: 12,008,371 km (0.095 R)
• M13: 13,090,113 km (0.086 R)
• M14: 15,076,773 km (0.096 R)
• M15: 17,257,311 km (0.071 R)
• M16: 17,799,603 km (0.113 R)
• M17: 18,846,938 km (0.088 R)
• M18: 24,454,614 km (0.091 R)
• M19: 24,966,987 km (0.071 R)
• M20: 28,473,711 km (0.118 R)
• M21: 29,231,723 km (0.088 R)
• M22: 29,809,021 km (0.074 R)
• M23: 30,986,357 km (0.111 R)
• M24: 31,586,543 km (0.115 R)
• M25: 36,227,817 km (0.094 R)
• M26: 37,795,154 km (0.102 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 14,709 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit